LM5121QMHX/NOPB Allicdata Electronics
Allicdata Part #:

LM5121QMHX/NOPB-ND

Manufacturer Part#:

LM5121QMHX/NOPB

Price: $ 1.73
Product Category:

Integrated Circuits (ICs)

Manufacturer: Texas Instruments
Short Description: SYNCHRONOUS BOOST CONTROLLER
More Detail: Boost Regulator Positive Output Step-Up DC-DC Con...
DataSheet: LM5121QMHX/NOPB datasheetLM5121QMHX/NOPB Datasheet/PDF
Quantity: 1000
2500 +: $ 1.56603
Stock 1000Can Ship Immediately
$ 1.73
Specifications
Number of Outputs: 1
Output Phases: 1
Voltage - Supply (Vcc/Vdd): 4.5 V ~ 65 V
Frequency - Switching: Up to 1MHz
Duty Cycle (Max): 100%
Synchronous Rectifier: No
Clock Sync: Yes
Serial Interfaces: --
Control Features: Frequency Control, Soft Start
Operating Temperature: -40°C ~ 125°C (TJ)
Package / Case: 20-PowerTSSOP (0.173", 4.40mm Width)
Supplier Device Package: 20-HTSSOP
Series: Automotive, AEC-Q100
Packaging: Tape & Reel (TR) 
Part Status: Active
Output Type: Transistor Driver
Function: Step-Up
Output Configuration: Positive
Topology: Boost
Description

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The LM5121QMHX/NOPB (hereafter referred to as "5121QM") is a wide voltage range non-synchronous switching current regulator designed to provide design flexibility and great functionality in high-power applications. Its flexibility makes it suitable for a wide variety of applications, such as machine learning and localized control systems, as well as aerospace, automotive, and medical applications. The 5121QM is an ideal choice for improving the efficiency, accuracy, and power density of a power converter design.

5121QMHX/NOPB Application Field and Work Principle

The 5121QM operates over a wide input voltage range (4V to 42V), making it suitable for commercial, aerospace, and automotive applications. It is capable of operating at high switching frequencies (up to 500 kHz). The device features rich set of protection features, including thermal monitoring, overvoltage protection, undervoltage lockout, and current limit.

The main purpose of the 5121QM is to regulate the current flow through the power switch of a power converter. It does this by using two operation modes: voltage mode and current mode control. In voltage mode, the 5121QM sets the reference voltage of the power switch and therefore regulates the current passing through it. Current mode control on the other hand, allows the 5121QM to sense the current passing through the power switch and accurately regulate it.

The 5121QM also encompasses many configurable parameters to allow the user to tailor the device to the specific application needs. These parameters include the input voltage range, maximum duty cycle, current sense threshold, soft-start and switching frequency. These parameters allow designers to easily customize the device for different applications and optimize its performance.

The 5121QM also features an integrated fault and latch flag for protecting the system from over voltage and over current conditions. The fault flag is asserted when either of the two protection mechanisms are triggered and the fault state is latched in until the state is reset. This feature provides the system with a high level of safety.

This device is suitable for a wide range of applications in which the need for a reliable, efficient and customizable voltage and current regulator is important. These applications include motor control systems, distributed power architectures, industrial automation and renewable energy systems.

Conclusion

The LM5121QMHX/NOPB is an ideal choice for applications where power density, accuracy, and efficiency are of importance. Its wide input voltage range, protective features and configurable parameters allow it to be tailored to specific application needs. The 5121QM is capable of operating at high switching frequencies and features integrated protection mechanisms to ensure system safety. This makes it suitable for a wide variety of applications, including motor control systems, distributed power architectures, industrial automation, and renewable energy systems.

The specific data is subject to PDF, and the above content is for reference

Related Products
Search Part number : "LM51" Included word is 40
Part Number Manufacturer Price Quantity Description
LM5165YQDGSTQ1 Texas Instru... -- 1000 LM5165DGS AUTO LOW IQ WID...
LM5166DRCR Texas Instru... -- 1000 IC REG BUCK ADJ 500MA 10V...
LM5161PWPR Texas Instru... -- 1000 IC REG BCK FLYBCK ISO 14H...
LM5161PWPT Texas Instru... -- 1000 IC REG BCK FLYBCK ISO 14H...
LM5166XDRCR Texas Instru... -- 1000 IC REG BUCK 5V 500MA 10VS...
LM5166YDRCT Texas Instru... 1.87 $ 999 IC REG BUCK 3.3V 500MA 10...
LM5165XDRCR Texas Instru... 82.08 $ 250 IC REG BUCK 5V 0.15A 10VS...
LM5116WG/NOPB Texas Instru... 103.92 $ 431 IC REG CTRLR BUCK 20-CFPB...
LM5122QMHE/NOPB Texas Instru... -- 1250 IC REG CTRLR MULT TOP 20H...
LM5116MH Texas Instru... -- 958 IC REG CTRLR BUCK 20TSSOP...
LM5116HJD Texas Instru... 132.85 $ 46 IC REG CTRLR BUCK 20CDIPB...
LM5165DRCR Texas Instru... -- 18000 IC REG BUCK ADJ 0.15A 10V...
LM5117PMHE/NOPB Texas Instru... -- 250 IC REG CTRLR BUCK 20TSSOP...
LM5165QDRCRQ1 Texas Instru... 1.29 $ 1000 IC REG BUCK ADJ 0.15A 10V...
LM5165XQDRCRQ1 Texas Instru... -- 1000 IC REG BUCK 5V 0.15A 10VS...
LM5165YQDRCRQ1 Texas Instru... 1.29 $ 1000 IC REG BUCK 3.3V 0.15A 10...
LM5160QPWPTQ1 Texas Instru... 2.7 $ 1000 IC REG BUCK FLYBACK ADJ 1...
LM5160QPWPQ1 Texas Instru... -- 1000 IC REG BUCK FLYBACK ADJ 1...
LM5115SDX/NOPB Texas Instru... 1.34 $ 1000 IC SECONDARY SIDE CTRLR 1...
LM5115SD/NOPB Texas Instru... 1.41 $ 1000 IC SECONDARY SIDE CTRLR 1...
LM5115MTCX/NOPB Texas Instru... -- 1000 IC SECONDARY SIDE CTRLR 1...
LM5115MTC/NOPB Texas Instru... 3.19 $ 1988 IC SECONDARY SIDE CTRLR 1...
LM5115AMT/NOPB Texas Instru... 3.31 $ 263 IC SECONDARY SIDE CTRLR 1...
LM5117PMHX/NOPB Texas Instru... -- 5000 IC REG CTRLR BUCK 20TSSOP...
LM5116MHX/NOPB Texas Instru... -- 35000 IC REG CTRLR BUCK 20TSSOP...
LM5118Q1MHX/NOPB Texas Instru... -- 5000 IC REG CTRLR BCK/BCK-BST ...
LM5122MHE/NOPB Texas Instru... 15.59 $ 51 IC REG CTRLR MULT TOP 20H...
LM5176PWPR Texas Instru... -- 2000 LM5176PWPRBuck-Boost Regu...
LM5141QRGETQ1 Texas Instru... 2.85 $ 4500 IC REG CTRLR BUCK 24VGFNB...
LM5121MH/NOPB Texas Instru... -- 4322 IC REG CTRLR BOOST 20HTSS...
LM5122MH/NOPB Texas Instru... -- 197 IC REG CTRLR MULT TOP 20H...
LM5175PWPT Texas Instru... -- 2000 IC REG CTRLR BUCK-BOOST 2...
LM5175RHFT Texas Instru... -- 1500 IC REG CTRLR BUCK-BOOST 2...
LM5119PSQE/NOPB Texas Instru... -- 2000 IC REG CTRLR BUCK 32WQFNB...
LM5122QMH/NOPB Texas Instru... -- 1946 IC REG CTRLR MULT TOP 20H...
LM5118MH/NOPB Texas Instru... -- 582 IC REG CTRLR BCK/BCK-BST ...
LM5116MH/NOPB Texas Instru... -- 3297 IC REG CTRLR BUCK 20TSSOP...
LM5175QPWPTQ1 Texas Instru... -- 1000 IC REG CTRLR BUCK-BOOST 2...
LM5118Q1MH/NOPB Texas Instru... -- 4135 IC REG CTRLR BCK/BCK-BST ...
LM5111-1MX/NOPB Texas Instru... -- 1000 MOSFET DRVR 5A DUAL LOSID...
Latest Products
LM5170PHPT

Switching Controller Polyphase Bidirecti...

LM5170PHPT Allicdata Electronics
LTC3785EUF

IC POWER MANAGEMENTBuck-Boost Regulator ...

LTC3785EUF Allicdata Electronics
AP3586CMPTR-G1

IC REG CTRLR BUCK 8-PSOPBuck Regulator P...

AP3586CMPTR-G1 Allicdata Electronics
MAX5069AAUE

IC REG CTRLR BUCK 16TSSOPBuck Regulator ...

MAX5069AAUE Allicdata Electronics
LM2745MTCX

IC REG CTRLR BUCK 14TSSOPBuck Regulator ...

LM2745MTCX Allicdata Electronics
LTC3890MPUH#TRPBF

IC REG CTRLR BUCK/SEPIC 32QFNBuck Regula...

LTC3890MPUH#TRPBF Allicdata Electronics