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See Technical Specifications

LMR33630CQRNXRQ1 +BOM

3.8-V to 36-V, 3-A synchronous step-down voltage converter

Manufacturer:

Texas Instruments, Inc
Mfr.Part #:

LMR33630CQRNXRQ1
Datasheet:

LMR33630CQRNXRQ1 Datasheet (PDF)
Series:

Automotive, AEC-Q100
Function:

Step-Down
Output Configuration:

Positive
Topology:

Buck
EDA/CAD Models:

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LMR33630CQRNXRQ1 General Description

In addition to its high performance and efficiency, the LMR33630CQRNXRQ1 also prioritizes safety and reliability in harsh automotive environments. With built-in protection features like thermal shutdown, input undervoltage lockout, and output overvoltage protection, this IC provides peace of mind for automotive engineers and ensures stable operation even in challenging conditions

Key Features

AEC-Q100 qualified for automotive applications:
- Temperature grade 1: –40°C to +125°C, T_A
Functional Safety-Capable
- Documentation available to aid functional safety system design
Configured for rugged automotive applications
- Input voltage range: 3.8 V to 36 V
- Output voltage range: 1 V to 24 V
- Output current: 3 A
- 75-mΩ/50-mΩ R_DS-ON power MOSFETs
- Peak-current-mode control
- Short minimum on-time of 68 ns
- Frequency: 400 kHz, 1.4 MHz, 2.1 MHz
- Integrated compensation network
Low EMI and switching noise
- HotRod™ package
- Parallel input current paths
High power conversion at all loads
- Peak efficiency > 95%
- Low shutdown quiescent current of 5 µA
- Low operating quiescent current of 25 µA
Create a custom design using the LMR33630-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)	3.8V
Voltage - Input (Max)	36V	Voltage - Output (Min/Fixed)	1V
Voltage - Output (Max)	24V	Current - Output	3A
Frequency - Switching	2.1MHz	Synchronous Rectifier	Yes
Operating Temperature	-40°C ~ 125°C (TA)	Mounting Type	Surface Mount, Wettable Flank
Base Product Number	LMR33630