LM2738YSDX/NOPB

$1.24

Description：IC REG BUCK ADJ 1.5A 8WSON
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)

SKU:a01576d00b04 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM2738YSDX/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 1.5A 8WSON. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM2738YSDX/NOPB

Description：IC REG BUCK ADJ 1.5A 8WSON
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Adjustable
Number of Outputs：1
Voltage - Input (Min)：3V
Voltage - Input (Max)：20V
Voltage - Output (Min/Fixed)：0.8V
Voltage - Output (Max)：18V
Current - Output：1.5A
Frequency - Switching：550kHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：8-WFDFN Exposed Pad
Supplier Device Package：8-WSON (3x3)
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM2738YSDX/NOPB

LM2738YSDX/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2738YSDX/NOPB is a Texas Instruments step-down DC-DC switching regulator featuring a fixed 1.6 MHz switching frequency. It delivers up to 1.5 A of output current with an input voltage range of 3 V to 20 V and adjustable output voltages from 800 mV to 18 V. The device operates within a temperature range of -40°C to +125°C, utilizes a WSON-8 package, and includes shutdown functionality.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated high-side N-channel power switch for efficient buck conversion
Fixed 1.6 MHz switching frequency enables compact external component sizing
Built-in soft-start mechanism limits inrush current during startup
Thermal shutdown protection safeguards the device under overload conditions

Voltage Regulators - DC DC Switching Regulators Applications

Portable battery-powered equipment
Handheld computers and PDAs
Set-top boxes and digital televisions
Personal video recorders

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'Y' against official documentation to confirm it denotes the correct tape-and-reel packaging configuration rather than a functional variant. Ensure the part number matches the exact manufacturer designation to avoid compatibility issues with design-in requirements.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 1.6 MHz frequency is required to minimize passive component size while maintaining stable regulation. Consider the 1.5 A current limit and wide input voltage range for applications powered by single-cell lithium-ion batteries or multi-cell alkaline packs.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2738 series of synchronous step-down regulators designed for space-constrained portable electronics. It integrates essential control logic and power switches into a small footprint, serving as a core power management solution for mobile devices requiring efficient voltage translation.