LM26420Q1XSQ/NOPB

$2.90

Description：IC REG BUCK ADJ 2A DL 16WQFN
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:e9971e3492bc Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM26420Q1XSQ/NOPB 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 2A DL 16WQFN. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM26420Q1XSQ/NOPB

Description：IC REG BUCK ADJ 2A DL 16WQFN
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：2
Voltage - Input (Min)：3V
Voltage - Input (Max)：5.5V
Voltage - Output (Min/Fixed)：0.8V
Voltage - Output (Max)：4.5V
Current - Output：2A
Frequency - Switching：2.2MHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：16-WQFN Exposed Pad
Supplier Device Package：16-WQFN (4x4)
Grade：Automotive
Qualification：AEC-Q100

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM26420Q1XSQ/NOPB

LM26420Q1XSQ/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM26420Q1XSQ/NOPB is an automotive-grade dual synchronous buck DC-DC converter from Texas Instruments. It operates with an input voltage range of 3V to 5.5V and provides two independent adjustable outputs ranging from 800mV to 4.5V. Each channel delivers up to 2A of output current. The device features a fixed switching frequency of 2.2MHz and supports AEC-Q100 qualification. It is housed in a 16-pin WQFN package with exposed pad, designed for surface-mount installation across a temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Dual-channel synchronous buck topology providing independent power rails
Automotive reliability certified under AEC-Q100 standards
Integrated thermal and current protection mechanisms

Voltage Regulators - DC DC Switching Regulators Applications

Advanced Driver Assistance Systems (ADAS) power distribution
Automotive infotainment system core voltage regulation
On-board charger control unit power management

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'SQ' against the official datasheet to confirm it denotes the qualified automotive grade variant. Ensure the ordering part number matches the exact package and tape/reel specifications required for your assembly process. Cross-reference the manufacturer's latest revision history to confirm component availability and lifecycle status before finalizing procurement plans.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing systems requiring two isolated low-voltage rails from a single 3V to 5.5V source. The dual 2A capability suits applications needing moderate current density without external pass transistors. Consider the 2.2MHz frequency for balancing component size against electromagnetic interference requirements in dense automotive layouts.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM26420 family of high-frequency synchronous step-down converters. The Q1 designation indicates compliance with automotive quality and reliability standards. It serves as a compact power solution for replacing discrete regulator designs in space-constrained electronic control units within modern vehicle architectures.