LM536353QRNLRQ1

$2.55

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

SKU:ffd7b552d080 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM536353QRNLRQ1 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 LM536353QRNLRQ1

Description：IC REG BUCK 3.3V 3.5A 22VQFN
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)
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 LM536353QRNLRQ1

LM536353QRNLRQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LM536353QRNLRQ1 is a synchronous step-down DC/DC converter designed for automotive applications. It delivers a fixed 3.3 V output at up to 3.5 A. The device operates with an input voltage range of 3.9 V to 36 V and features a switching frequency of 2.1 MHz. It includes a shutdown function and draws 6 uA of quiescent current. The component is qualified to AEC-Q100 standards and functions within a junction temperature range of -40°C to +150°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated synchronous rectification for high efficiency in a compact footprint
Automotive-grade qualification ensuring reliability under harsh environmental conditions
Fixed output voltage configuration simplifies design implementation

Voltage Regulators - DC DC Switching Regulators Applications

Automotive infotainment systems
Body control modules
Telematics units

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'R' indicates tape and reel packaging when ordering. Confirm the Q1 designation aligns with required automotive quality standards. Ensure the fixed 3.3 V output matches system requirements, as adjustable variants exist within the same family. Check for moisture sensitivity level constraints during storage and handling procedures.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this part when a fixed 3.3 V rail is required for automotive loads. The 2.1 MHz frequency allows for smaller passive components compared to lower-frequency alternatives. Compare against the LM536355 variant if a 5 V output is needed instead. Consider the HTSSOP-16 package option if board space permits larger footprints.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LM53635-Q1 series of high-efficiency synchronous buck converters. The series offers multiple output voltage options including 3.3 V and 5 V. It shares core architecture with other members like the LM536355, differing primarily in internal feedback resistor networks for fixed outputs.