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See Technical Specifications

LMS3655MQRNLRQ1 +BOM

5.5-A, 36-V synchronous, 400-kHz, step-down converter

Manufacturer:

Texas Instruments, Inc
Mfr.Part #:

LMS3655MQRNLRQ1
Datasheet:

LMS3655MQRNLRQ1 Datasheet (PDF)
Series:

Automotive, AEC-Q100
Function:

Step-Down
Output Configuration:

Positive
Topology:

Buck
EDA/CAD Models:

Request Free CAD Models for LMS3655MQRNLRQ1

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LMS3655MQRNLRQ1 General Description

Product LMS3655MQRNLRQ1 is a cutting-edge voltage regulator chip tailored for powering low-voltage microprocessors and other miniature electronic gadgets. This top-of-the-line chip is revered for its superior efficiency and minimal output noise, rendering it a perfect choice for applications dependent on battery power. With its sleek and compact design, integrating the LMS3655MQRNLRQ1 into pre-existing circuit configurations is a breeze

Key Features

AEC-Q100-qualified for automotive applications
- Device temperature grade 1: –40°C to +125°C ambient operating temperature
- Device HBM classification level 2
- Device CDM classification level C6
96% Peak efficiency while converting 12 V to 5 V
Low EMI and minimized switch node ringing
400-kHz (±10%) fixed switching frequency
–40°C to +150°C junction temperature range
External frequency synchronization
RESET output with internal filter and 3-ms release timer
Automatic light load mode for improved efficiency
Pin-selectable forced PWM mode
Built-In compensation, soft start, current limit, thermal shutdown, and UVLO
0.35-V dropout with 3.5-A Load at 25°C (Typical)
18-µA I_{Q_VIN}: quiescent current at 3.3 V_OUT and no load (typical)
Output voltage: 5 V, 3.3 V, and ADJ (1 V to 20 V)
±1.5% reference voltage tolerance
Create a custom design using the LMS3655-Q1 with the WEBENCH Power Designer

Specifications

Category	Integrated Circuits (ICs)Power Management (PMIC)Voltage Regulators - DC DC Switching Regulators	Series	Automotive, AEC-Q100
Function	Step-Down	Output Configuration	Positive
Topology	Buck	Output Type	Adjustable
Number of Outputs	1	Voltage - Input (Min)	3.9V
Voltage - Input (Max)	36V	Voltage - Output (Min/Fixed)	1V
Voltage - Output (Max)	15V	Current - Output	5.5A
Frequency - Switching	250kHz ~ 500kHz	Synchronous Rectifier	No
Operating Temperature	-40°C ~ 125°C (TA)	Mounting Type	Surface Mount, Wettable Flank
Base Product Number	LMS3655