Embedded 32-bit microcontroller - Allicdata Electronics

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Allicdata Part#	Mft.Part#	Company	Spec.	QTY.	Pricing(USD)
HPA00030DAPR-ND	HPA00030DAPR	Texas Instruments	View more Series: * Packaging: Tape & Reel (TR) Part Status: Active Package / Case: 32-TSSOP (0.240", 6.10mm Width) Exposed Pad Supplier Device Package: 32-HTSSOP	1000 Order	2000+: $1.0298
L5994-ND	L5994	STMicroelectronics	View more Packaging: Tray Part Status: Obsolete Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 3 Output Phases: 1 Voltage - Supply (Vcc/Vdd): 4.75 V ~ 25 V Frequency - Switching: 200kHz, 300kHz Synchronous Rectifier: Yes Clock Sync: No Control Features: Enable, Frequency Control, Power Good, Soft Start Operating Temperature: -40C ~ 140C (TJ) Package / Case: 32-LQFP Supplier Device Package: 32-TQFP (7x7) Base Part Number: L5994	1000 Order	--
497-5340-ND	L5994A	STMicroelectronics	View more Packaging: Tray Part Status: Obsolete Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 3 Output Phases: 1 Voltage - Supply (Vcc/Vdd): 4.75 V ~ 25 V Frequency - Switching: 200kHz, 300kHz Synchronous Rectifier: Yes Clock Sync: No Control Features: Enable, Frequency Control, Power Good, Soft Start Operating Temperature: -40C ~ 140C (TJ) Package / Case: 32-LQFP Supplier Device Package: 32-TQFP (7x7) Base Part Number: L5994A	1000 Order	1+: $0
576-3528-2-ND	MIC2156YML-TR	Microchip Technology	View more Packaging: Tape & Reel (TR) Part Status: Obsolete Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 4.5 V ~ 14.5 V Frequency - Switching: 300kHz Duty Cycle (Max): 80% Synchronous Rectifier: Yes Clock Sync: Yes Control Features: Current Limit, Enable, Power Good, Soft Start Operating Temperature: -40C ~ 125C (TJ) Package / Case: 32-VFQFN Exposed Pad, 32-MLF Supplier Device Package: 32-MLF (5x5) Base Part Number: MIC2156	1000 Order	1+: $0
LTC3770EUH#PBF- ND	LTC3770EUH#PBF	Linear Technology/Analog Devices	View more Packaging: Tube Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 1 Output Phases: 1 Voltage - Supply (Vcc/Vdd): 4 V ~ 32 V Duty Cycle (Max): 90% Synchronous Rectifier: Yes Clock Sync: No Control Features: Current Limit, Enable, On Time Control, Power Good, Soft Start, Tracking Operating Temperature: -40C ~ 85C (TA) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: LTC3770	647 Order	1+: $4.599 25+: $3.0553 100+: $2.429
1611-MIC2155YML -CT-ND	MIC2155YML-TR	Microchip Technology	View more Packaging: Cut Tape (CT) Part Status: Discontinued at Digi-Key Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 4.5 V ~ 14.5 V Frequency - Switching: 500kHz Duty Cycle (Max): 80% Synchronous Rectifier: Yes Clock Sync: Yes Control Features: Current Limit, Enable, Power Good, Soft Start Operating Temperature: -40C ~ 125C (TJ) Package / Case: 32-VFQFN Exposed Pad, 32-MLF Supplier Device Package: 32-MLF (5x5)	876 Order	1+: $1.2537 25+: $1.0458 100+: $0.9513
LTC3770EUH#TRPB F-ND	LTC3770EUH#TRPB F	Linear Technology/Analog Devices	View more Packaging: Tape & Reel (TR) Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 1 Output Phases: 1 Voltage - Supply (Vcc/Vdd): 4 V ~ 32 V Duty Cycle (Max): 90% Synchronous Rectifier: Yes Clock Sync: No Control Features: Current Limit, Enable, On Time Control, Power Good, Soft Start, Tracking Operating Temperature: -40C ~ 85C (TA) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: LTC3770	1000 Order	--
NX2601CMTR-ND	NX2601CMTR	Microsemi Corporation	View more Packaging: Tape & Reel (TR) Part Status: Last Time Buy Output Type: PWM Output Configuration: Positive Topology: Buck Number of Outputs: 3 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 4.5 V ~ 5.5 V Frequency - Switching: 600kHz Synchronous Rectifier: Yes Clock Sync: No Control Features: Enable, Soft Start Operating Temperature: 0C ~ 70C Package / Case: 32-VFQFN Exposed Pad Supplier Device Package: 32-MLPQ (5x5)	1000 Order	1+: $0
LTC3828EUH-ND	LTC3828EUH	Linear Technology/Analog Devices	View more Series: PolyPhase Packaging: Tube Part Status: Obsolete Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 4.5 V ~ 28 V Frequency - Switching: 260kHz ~ 550kHz Duty Cycle (Max): 99.4% Synchronous Rectifier: Yes Clock Sync: No Control Features: Enable, Phase Control, Power Good, Tracking Operating Temperature: -40C ~ 85C (TA) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5)	1000 Order	1+: $0
CS5301GDW32-ND	CS5301GDW32	ON Semiconductor	View more Packaging: Tube Part Status: Obsolete Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 3 Output Phases: 3 Voltage - Supply (Vcc/Vdd): 4.3 V ~ 20 V Frequency - Switching: 250kHz ~ 800kHz Synchronous Rectifier: Yes Clock Sync: No Control Features: Current Limit, Frequency Control, Power Good Operating Temperature: 0C ~ 70C (TA) Package / Case: 32-SOIC (0.295", 7.50mm Width) Supplier Device Package: 32-SO Base Part Number: CS5301	1000 Order	1+: $0
CS5301GDWR32GOS TR-ND	CS5301GDWR32G	ON Semiconductor	View more Packaging: Tape & Reel (TR) Part Status: Obsolete Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 3 Output Phases: 3 Voltage - Supply (Vcc/Vdd): 4.3 V ~ 20 V Frequency - Switching: 250kHz ~ 800kHz Synchronous Rectifier: Yes Clock Sync: No Control Features: Current Limit, Frequency Control, Power Good Operating Temperature: 0C ~ 70C (TA) Package / Case: 32-SOIC (0.295", 7.50mm Width) Supplier Device Package: 32-SO Base Part Number: CS5301	1000 Order	--
CS5301GDW32G-ND	CS5301GDW32G	ON Semiconductor	View more Packaging: Tube Part Status: Obsolete Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 3 Output Phases: 3 Voltage - Supply (Vcc/Vdd): 4.3 V ~ 20 V Frequency - Switching: 250kHz ~ 800kHz Synchronous Rectifier: Yes Clock Sync: No Control Features: Current Limit, Frequency Control, Power Good Operating Temperature: 0C ~ 70C (TA) Package / Case: 32-SOIC (0.295", 7.50mm Width) Supplier Device Package: 32-SO Base Part Number: CS5301	1000 Order	1+: $0
LTC3810EUH-5#PB F-ND	LTC3810EUH-5#PB F	Linear Technology/Analog Devices	View more Packaging: Tube Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 1 Output Phases: 1 Voltage - Supply (Vcc/Vdd): 4.35 V ~ 14 V Synchronous Rectifier: Yes Clock Sync: Yes Control Features: Enable, Power Good, Soft Start, Tracking Operating Temperature: -40C ~ 125C (TJ) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: LTC3810	1000 Order	1+: $4.3596 25+: $3.1039 100+: $2.5576
MAX15301AA02+CJ K-ND	MAX15301AA02+CJ K	Maxim Integrated	View more Packaging: Tube Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 1 Output Phases: 1 Voltage - Supply (Vcc/Vdd): 4.5 V ~ 14 V Frequency - Switching: 300kHz ~ 1MHz Duty Cycle (Max): 95% Synchronous Rectifier: Yes Clock Sync: Yes Serial Interfaces: PMBus Control Features: Current Limit, Enable, Power Good Operating Temperature: -40C ~ 85C (TA) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-TQFN (5x5)	2910 Order	1+: $5.8779 10+: $5.5843 25+: $3.9186 50+: $3.7227 100+: $2.835 250+: $2.6933 500+: $2.5381
IR36021MFS01TRP CT-ND	IR36021MFS01TRP	Infineon Technologies	View more Packaging: Cut Tape (CT) Part Status: Discontinued at Digi-Key Output Type: PWM Signal Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 3 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 3.3V Frequency - Switching: 200kHz ~ 2MHz Serial Interfaces: IC, PMBus Control Features: Enable, Power Good Operating Temperature: -40C ~ 85C (TA) Package / Case: 32-VFQFN Exposed Pad Supplier Device Package: 32-MLPQ (5x5) Base Part Number: IR36021	1000 Order	1+: $0
LTC3731IUH#PBF- ND	LTC3731IUH#PBF	Linear Technology/Analog Devices	View more Series: PolyPhase Packaging: Tube Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 3 Output Phases: 3 Voltage - Supply (Vcc/Vdd): 3.8 V ~ 7 V Frequency - Switching: 225kHz ~ 680kHz Duty Cycle (Max): 98.5% Synchronous Rectifier: Yes Clock Sync: No Control Features: Enable, Phase Control, Power Good, Soft Start Operating Temperature: -40C ~ 85C (TA) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: LTC3731	509 Order	1+: $6.3756 25+: $4.2346 100+: $3.3865
IR3621MTR-ND	IR3621MTR	Infineon Technologies	View more Packaging: Tape & Reel (TR) Part Status: Obsolete Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 5.5 V ~ 14.5 V Frequency - Switching: 200kHz ~ 500kHz Duty Cycle (Max): 86.5% Synchronous Rectifier: Yes Clock Sync: Yes Control Features: Frequency Control, Power Good, Soft Start Operating Temperature: -40C ~ 125C (TJ) Package / Case: 32-VFQFN Exposed Pad Supplier Device Package: 32-MLPQ (5x5) Base Part Number: IR3621M	1000 Order	--
LTC3865IUH-1#TR PBF-ND	LTC3865IUH-1#TR PBF	Linear Technology/Analog Devices	View more Packaging: Tape & Reel (TR) Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 4.5 V ~ 38 V Frequency - Switching: 250kHz ~ 770kHz Duty Cycle (Max): 95% Synchronous Rectifier: Yes Clock Sync: No Control Features: Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking Operating Temperature: -40C ~ 125C (TJ) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: LTC3865	1000 Order	2500+: $2.3584
BA9706K-ND	BA9706K	ROHM Semiconductor	View more Packaging: Bulk Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 3 Output Phases: 1 Voltage - Supply (Vcc/Vdd): 3.6 V ~ 18 V Frequency - Switching: 514kHz, 790kHz Synchronous Rectifier: Yes Clock Sync: No Control Features: Current Limit, Frequency Control Operating Temperature: -25C ~ 75C (TA) Package / Case: 32-LQFP Supplier Device Package: 32-QFP (7x7) Base Part Number: BA9706	1000 Order	--
LTC3708EUH#PBF- ND	LTC3708EUH#PBF	Linear Technology/Analog Devices	View more Packaging: Tube Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 3.2 V ~ 36 V Synchronous Rectifier: Yes Clock Sync: Yes Control Features: Enable, Power Good, Soft Start, Tracking Operating Temperature: -40C ~ 85C (TA) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: LTC3708	1000 Order	1+: $6.2181 25+: $4.1275 100+: $3.2837
LTC1628IUH#PBF- ND	LTC1628IUH#PBF	Linear Technology/Analog Devices	View more Packaging: Tube Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 3.5 V ~ 30 V Frequency - Switching: 220kHz Duty Cycle (Max): 99.4% Synchronous Rectifier: Yes Clock Sync: No Control Features: Enable, Frequency Control, Power Good, Soft Start Operating Temperature: -40C ~ 85C (TA) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: LTC1628	311 Order	1+: $7.2639 25+: $5.1665 100+: $4.254
LTC3728LIUH-1#P BF-ND	LTC3728LIUH-1#P BF	Linear Technology/Analog Devices	View more Packaging: Tube Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 4.5 V ~ 35 V Frequency - Switching: 260kHz ~ 550kHz Duty Cycle (Max): 99.4% Synchronous Rectifier: Yes Clock Sync: No Control Features: Enable, Power Good, Soft Start Operating Temperature: -40C ~ 85C (TA) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: LTC3728	1000 Order	146+: $3.8556
LTC3728LCUH#TRP BF-ND	LTC3728LCUH#TRP BF	Linear Technology/Analog Devices	View more Packaging: Tape & Reel (TR) Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 4.5 V ~ 28 V Frequency - Switching: 260kHz ~ 550kHz Duty Cycle (Max): 99.4% Synchronous Rectifier: Yes Clock Sync: No Control Features: Enable, Power Good, Soft Start Operating Temperature: 0C ~ 85C (TA) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: LTC3728	1000 Order	--
ISL6569ACR-T-ND	ISL6569ACR-T	Intersil	View more Packaging: Tape & Reel (TR) Part Status: Obsolete Output Type: PWM Signal Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 4.75 V ~ 5.25 V Frequency - Switching: 80kHz ~ 1MHz Duty Cycle (Max): 75% Clock Sync: No Control Features: Current Limit, Enable, Frequency Control, Power Good Operating Temperature: 0C ~ 85C (TA) Package / Case: 32-VFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: ISL6569	1000 Order	--
LTC3892HUH#PBF- ND	LTC3892HUH#PBF	Linear Technology/Analog Devices	View more Packaging: Tube Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 4.5 V ~ 60 V Frequency - Switching: 105kHz ~ 835kHz, 350kHz ~ 535kHz Duty Cycle (Max): 99% Synchronous Rectifier: Yes Clock Sync: No Control Features: Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking Operating Temperature: -40C ~ 150C (TJ) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: LTC3892	65 Order	1+: $8.1522 25+: $5.4558 100+: $4.6332
LTC3865EUH-1#TR PBF-ND	LTC3865EUH-1#TR PBF	Linear Technology/Analog Devices	View more Packaging: Tape & Reel (TR) Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 4.5 V ~ 38 V Frequency - Switching: 250kHz ~ 770kHz Duty Cycle (Max): 95% Synchronous Rectifier: Yes Clock Sync: No Control Features: Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking Operating Temperature: -40C ~ 125C (TJ) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: LTC3865	1000 Order	2500+: $2.1334
ISL8120IRZEC-ND	ISL8120IRZEC	Intersil	View more Packaging: Tube Part Status: Obsolete Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 3 V ~ 22 V Frequency - Switching: 150kHz ~ 1.5MHz Duty Cycle (Max): 90% Synchronous Rectifier: Yes Clock Sync: Yes Control Features: Current Limit, Enable, Power Good Operating Temperature: -40C ~ 85C (TA) Package / Case: 32-VFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: ISL8120	1000 Order	1+: $0
LTC3823EUH#PBF- ND	LTC3823EUH#PBF	Linear Technology/Analog Devices	View more Packaging: Tube Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 1 Output Phases: 1 Voltage - Supply (Vcc/Vdd): 4.5 V ~ 36 V Duty Cycle (Max): 90% Synchronous Rectifier: Yes Clock Sync: No Control Features: Enable, On Time Control, Power Good, Soft Start, Tracking Operating Temperature: -40C ~ 85C (TA) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: LTC3823	942 Order	1+: $3.5532 25+: $2.5255 100+: $2.082
LTC7821IUH#TRPB F-ND	LTC7821IUH#TRPB F	Linear Technology/Analog Devices	View more Packaging: Tape & Reel (TR) Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 1 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 10 V ~ 72 V Frequency - Switching: 200kHz ~ 1.5MHz Duty Cycle (Max): 40% Synchronous Rectifier: No Clock Sync: No Control Features: Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking Operating Temperature: -40C ~ 125C (TJ) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: LTC7821	1000 Order	2500+: $4.5239
MAX1540AETJ+-ND	MAX1540AETJ+	Maxim Integrated	View more Packaging: Tube Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 1 Voltage - Supply (Vcc/Vdd): 5.5 V ~ 28 V Frequency - Switching: 170kHz ~ 620kHz Duty Cycle (Max): 100% Synchronous Rectifier: Yes Clock Sync: No Control Features: Current Limit, Enable, On Time Control, Power Good, Pulse Skipping, Saturation Operating Temperature: -40C ~ 85C (TA) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-TQFN-EP (5x5) Base Part Number: MAX1540	120 Order	1+: $6.6339 10+: $6.3025 25+: $4.4226 50+: $4.2015 100+: $3.2067 250+: $3.0464 500+: $2.8645
ISL9443IRZ-T-ND	ISL9443IRZ-T	Intersil	View more Packaging: Tape & Reel (TR) Part Status: Obsolete Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 3 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 4.5 V ~ 28 V Frequency - Switching: 600kHz ~ 1.2MHz Synchronous Rectifier: Yes Clock Sync: Yes Control Features: Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking Operating Temperature: -40C ~ 85C (TA) Package / Case: 32-VFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: ISL9443	1000 Order	1+: $0
ISL8120IRZ-TEC- ND	ISL8120IRZ-TEC	Intersil	View more Packaging: Tape & Reel (TR) Part Status: Obsolete Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 3 V ~ 22 V Frequency - Switching: 150kHz ~ 1.5MHz Duty Cycle (Max): 90% Synchronous Rectifier: Yes Clock Sync: Yes Control Features: Current Limit, Enable, Power Good Operating Temperature: -40C ~ 85C (TA) Package / Case: 32-VFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: ISL8120	1000 Order	1+: $0
LTC3731IUH#TRPB F-ND	LTC3731IUH#TRPB F	Linear Technology/Analog Devices	View more Series: PolyPhase Packaging: Tape & Reel (TR) Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 3 Output Phases: 3 Voltage - Supply (Vcc/Vdd): 3.8 V ~ 7 V Frequency - Switching: 225kHz ~ 680kHz Duty Cycle (Max): 98.5% Synchronous Rectifier: Yes Clock Sync: No Control Features: Enable, Phase Control, Power Good, Soft Start Operating Temperature: -40C ~ 85C (TA) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: LTC3731	1000 Order	2500+: $3.4508
LTC3729LEUH-6#P BF-ND	LTC3729LEUH-6#P BF	Linear Technology/Analog Devices	View more Series: PolyPhase Packaging: Tube Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 4 V ~ 30 V Frequency - Switching: 260kHz ~ 550kHz Duty Cycle (Max): 99.5% Synchronous Rectifier: Yes Clock Sync: No Control Features: Current Limit, Enable, Phase Control, Power Good, Soft Start Operating Temperature: -40C ~ 85C (TA) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: LTC3729	1000 Order	146+: $4.299
ISL6559CR-ND	ISL6559CR	Intersil	View more Packaging: Tube Part Status: Obsolete Output Type: PWM Signal Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 4 Output Phases: 4 Voltage - Supply (Vcc/Vdd): 4.75 V ~ 5.25 V Frequency - Switching: 80kHz ~ 1MHz Duty Cycle (Max): 75% Clock Sync: No Control Features: Current Limit, Enable, Frequency Control, Power Good Operating Temperature: 0C ~ 70C (TA) Package / Case: 32-VFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: ISL6559	1000 Order	1+: $0
MAX17558ATJ+-ND	MAX17558ATJ+	Maxim Integrated	View more Packaging: Tube Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 4.5 V ~ 60 V Frequency - Switching: 100kHz ~ 2.2MHz Synchronous Rectifier: Yes Clock Sync: No Control Features: Current Limit, Enable, Frequency Control, Power Good, Soft Start Operating Temperature: -40C ~ 125C (TJ) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-TQFN-EP (5x5)	240 Order	1+: $4.9392 10+: $4.6922 25+: $3.4209 50+: $3.2499 100+: $2.3015 250+: $2.2652
LTC3810HUH-5#TR PBF-ND	LTC3810HUH-5#TR PBF	Linear Technology/Analog Devices	View more Packaging: Tape & Reel (TR) Part Status: Active Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 1 Output Phases: 1 Voltage - Supply (Vcc/Vdd): 4.35 V ~ 14 V Synchronous Rectifier: Yes Clock Sync: Yes Control Features: Enable, Power Good, Soft Start, Tracking Operating Temperature: -40C ~ 150C (TJ) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: LTC3810	1000 Order	2500+: $3.001
ISL6569CRZ-ND	ISL6569CRZ	Intersil	View more Packaging: Tube Part Status: Obsolete Output Type: PWM Signal Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 4.75 V ~ 5.25 V Frequency - Switching: 80kHz ~ 1MHz Duty Cycle (Max): 75% Clock Sync: No Control Features: Current Limit, Enable, Frequency Control, Power Good Operating Temperature: 0C ~ 70C (TA) Package / Case: 32-VFQFN Exposed Pad Supplier Device Package: 32-QFN (5x5) Base Part Number: ISL6569	1000 Order	1+: $0
IR3621MTRPBFTR- ND	IR3621MTRPBF	Infineon Technologies	View more Packaging: Tape & Reel (TR) Part Status: Obsolete Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 2 Output Phases: 2 Voltage - Supply (Vcc/Vdd): 5.5 V ~ 14.5 V Frequency - Switching: 200kHz ~ 500kHz Duty Cycle (Max): 86.5% Synchronous Rectifier: Yes Clock Sync: Yes Control Features: Frequency Control, Power Good, Soft Start Operating Temperature: -40C ~ 125C (TJ) Package / Case: 32-VFQFN Exposed Pad Supplier Device Package: 32-MLPQ (5x5) Base Part Number: IR3621MPBF	1000 Order	--
MAX15301AA01+CK -ND	MAX15301AA01+CK	Maxim Integrated	View more Packaging: Tube Part Status: Obsolete Output Type: Transistor Driver Function: Step-Down Output Configuration: Positive Topology: Buck Number of Outputs: 1 Output Phases: 1 Voltage - Supply (Vcc/Vdd): 4.5 V ~ 14 V Frequency - Switching: 300kHz ~ 1MHz Duty Cycle (Max): 95% Synchronous Rectifier: Yes Clock Sync: Yes Serial Interfaces: PMBus Control Features: Current Limit, Enable, Power Good Operating Temperature: -40C ~ 85C (TA) Package / Case: 32-WFQFN Exposed Pad Supplier Device Package: 32-TQFN (5x5)	1000 Order	1+: $0

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