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LM62440CPPQRJRRQ1 is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG BUCK ADJ 4A 14VQFN. Review the specifications below when checking this part for your BOM.
Voltage Regulators - DC DC Switching Regulators specifications for LM62440CPPQRJRRQ1
- Description：IC REG BUCK ADJ 4A 14VQFN
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Cut Tape (CT)
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Output Type：Adjustable
- Number of Outputs：1
- Voltage - Input (Min)：3V
- Voltage - Input (Max)：36V
- Voltage - Output (Min/Fixed)：1V
- Voltage - Output (Max)：34.2V
- Current - Output：4A
- Frequency - Switching：200kHz ~ 2.2MHz
- Synchronous Rectifier：Yes
- Operating Temperature：-40°C ~ 150°C (TJ)
- Mounting Type：Surface Mount, Wettable Flank
- Package / Case：14-PowerVFQFN
- Supplier Device Package：14-VQFN-HR (4x3.5)
- Grade：Automotive
- Qualification：AEC-Q100
Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM62440CPPQRJRRQ1
Voltage Regulators - DC DC Switching Regulators Overview
The LM62440CPPQRJRRQ1 is an automotive-grade synchronous step-down DC/DC converter from Texas Instruments. It operates with an input voltage range of 3 V to 36 V and delivers a maximum output current of 4 A. The device provides an adjustable output voltage between 1 V and 34.2 V. Key electrical specifications include a fixed switching frequency of 2.1 MHz, a typical quiescent current of 600 nA, and an operating temperature range from -40°C to +150°C. It utilizes a 14-pin VQFN-HR package.
Voltage Regulators - DC DC Switching Regulators Feature Summary
- Integrated synchronous buck topology for high-efficiency power conversion
- Low-noise design suitable for sensitive automotive electronics
- Automotive qualification compliant with AEC-Q100 standards
Voltage Regulators - DC DC Switching Regulators Applications
- Infotainment system power distribution
- Instrument cluster voltage regulation
- ADAS sensor power supplies
Voltage Regulators - DC DC Switching Regulators Procurement Notes
Verify the complete part number against official Texas Instruments documentation to ensure correct suffix alignment. Confirm that the CPPQRJRRQ1 designation matches the required package type, temperature grade, and tape-and-reel specifications for your specific manufacturing process. Cross-reference datasheet revisions to avoid discrepancies in pinout or electrical characteristics during procurement.
Voltage Regulators - DC DC Switching Regulators Selection Notes
Select this component when designing systems requiring a fixed 2.1 MHz switching frequency to minimize external passive size. Ensure the application demands an input voltage up to 36 V and requires low quiescent current for battery efficiency. Verify that the thermal performance of the VQFN-HR-14 package meets the PCB layout requirements for the expected load conditions.
Voltage Regulators - DC DC Switching Regulators Part Context
This device belongs to the LMQ62440 family of automotive power management integrated circuits. It is designed specifically for harsh automotive environments, offering robust protection features and high reliability. The family targets applications needing compact solutions with low electromagnetic interference and precise voltage regulation.
Voltage Regulators - DC DC Switching Regulators Replacement Considerations
Consult the Texas Instruments LM62440-Q1 datasheet for officially listed alternative packages or pin-compatible variants within the same product line before substituting.
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