L6730CTR

Frequency - Switching:	100kHz ~ 1MHz
Base Part Number:	L6730
Supplier Device Package:	20-HTSSOP
Package / Case:	20-TSSOP (0.173", 4.40mm Width) Exposed Pad
Operating Temperature:	-40°C ~ 85°C (TA)
Control Features:	Enable, Frequency Control, Phase Control, Power Good, Soft Start
Serial Interfaces:	--
Clock Sync:	Yes
Synchronous Rectifier:	Yes
Duty Cycle (Max):	100%
Series:	--
Voltage - Supply (Vcc/Vdd):	4.5 V ~ 14 V
Output Phases:	1
Number of Outputs:	1
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Output Type:	Transistor Driver
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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<p>The L6730CTR is a high performance, monolithic integrated synchronous step-down DC/DC controller. It is designed to provide a small, cost-effective solution, with excellent output voltage regulation. This integrated solution provides a low cost alternative to discrete solutions.</p><p>The L6730CTR features an integrated synchronous rectifier with an embedded low resistance P-channel and N-channel power MOSFETs, allowing it to operate efficiently with very low input and output voltages. The integrated circuit also includes a voltage feedback circuit and two separate coils for burst mode operation, which increases the efficiency of the system.</p><p>The L6730CTR is a cost-effective solution for high-efficiency step-down converters, high-efficiency low-voltage regulation, and low-input voltage regulators. It is ideal for applications where both efficiency and cost need to be optimized. These applications include automotive, consumer electronics, portable electronics, distributed power architectures, storage systems, and telecom systems.</p><p>The L6730CTR has a wide operating temperature range, from -40°C to +125°C, allowing it to operate reliably in a wide range of environmental conditions. It features on-chip protection features, including short circuit protection, thermal shutdown and protection against overvoltage and undervoltage.</p><p>The working principle of the L6730CTR is based on switch-mode power conversion. A switch is used to control the flow of current and as a result, the output voltage can be regulated in a precise manner. The circuit relies on feedback to monitor the output voltage of the regulator, and compare it to the desired voltage. When the two voltages do not match, the feedback circuit will adjust the duty cycle of the switch, which will in turn regulate the output voltage.</p><p>The L6730CTR has several advantages over other types of step-down DC/DC controllers. It is faster than linear regulators and is able to maintain precise voltage regulation over a wide input voltage range. It is also more efficient than linear regulators and can operate at lower voltages, resulting in less heat production and lower power consumption.</p><p>In summary, the L6730CTR is a highly efficient, low-cost synchronous step-down DC/DC controller that is ideal for applications that require precise voltage regulation and cost-effectiveness. It is well-suited for automotive, consumer electronics, portable electronics, distributed power architectures, storage systems, and telecom systems.</p>

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