LM53635NQRNLTQ1

$5.27

Description：IC REG BUCK 3.3V 3.5A 22VQFN
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:433cb757080b Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM53635NQRNLTQ1 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 3.3V 3.5A 22VQFN. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM53635NQRNLTQ1

Description：IC REG BUCK 3.3V 3.5A 22VQFN
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Fixed
Number of Outputs：1
Voltage - Input (Min)：3.9V
Voltage - Input (Max)：36V
Voltage - Output (Min/Fixed)：3.3V
Voltage - Output (Max)：-
Current - Output：3.5A
Frequency - Switching：2.1MHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 150°C (TJ)
Mounting Type：Surface Mount, Wettable Flank
Package / Case：22-PowerVFQFN
Supplier Device Package：22-VQFN-HR (5x4)
Grade：Automotive
Qualification：AEC-Q100

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM53635NQRNLTQ1

LM53635NQRNLTQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LM53635NQRNLTQ1 is a synchronous step-down DC/DC converter from Texas Instruments, designed for automotive applications. It features a fixed 5 V output and supports up to 3.5 A of continuous output current. The device operates with an input voltage range of 3.9 V to 36 V and utilizes a fixed switching frequency of 2.1 MHz. It is housed in a 22-VQFN-HR package and meets AEC-Q100 qualification standards. The component exhibits a quiescent current of 6 uA and an operating supply current of 18 uA, functioning within a temperature range of -40°C to +150°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated synchronous rectification for high efficiency
Automotive-grade reliability with AEC-Q100 certification
Compact footprint utilizing 22-VQFN-HR packaging

Voltage Regulators - DC DC Switching Regulators Applications

Automotive infotainment systems
Telematics control units
Body electronics power distribution

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 specific ordering code matches the required package type and temperature rating. Cross-reference the manufacturer's datasheet for any recent product change notifications or labeling corrections prior to procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 5 V output is required for automotive loads. The 2.1 MHz switching frequency allows for smaller external passive components compared to lower-frequency alternatives. Ensure the application environment remains within the specified -40°C to +150°C junction temperature range for reliable operation.

Voltage Regulators - DC DC Switching Regulators Part Context

This regulator belongs to the LM53635-Q1 family of synchronous buck converters. It shares architectural similarities with other members of the series but is distinguished by its fixed 5 V output configuration. The device is engineered to provide stable power delivery in electric vehicle architectures requiring robust power management solutions.