LM2738XSDX/NOPB

$1.24

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

SKU:33eaa27139e8 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM2738XSDX/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 LM2738XSDX/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：1.6MHz
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 LM2738XSDX/NOPB

LM2738XSDX/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2738XSDX/NOPB is a Texas Instruments step-down DC-DC switching regulator featuring a 1.5 A output current capability and an adjustable output voltage range from 800 mV to 18 V. It operates with selectable switching frequencies of 550 kHz or 1.6 MHz, housed in an 8-pin WSON package. The device supports an input voltage range of 2.7 V to 6 V and functions within a temperature range of -40 °C to +125 °C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated high-side N-channel MOSFET for efficient power conversion
Selectable switching frequency to optimize external component size
Internal soft-start circuitry limits inrush current during startup

Voltage Regulators - DC DC Switching Regulators Applications

Battery-powered portable electronics
Point-of-load regulation for embedded systems
Industrial control modules requiring compact power solutions

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm pinout and electrical characteristics. Confirm RoHS compliance status through the latest datasheet revision. Check for obsolescence notices as availability may be limited. Ensure the ordering part number matches the required package variant and temperature grade before procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact buck converter solution is needed for low-voltage applications. The choice between 550 kHz and 1.6 MHz frequencies depends on the desired trade-off between inductor size and electromagnetic interference. Verify that the input voltage source remains within the specified 2.7 V to 6 V operational window for reliable performance.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2738 family of synchronous step-down regulators designed for space-constrained designs. It integrates the controller and power switches into a single small footprint. The device is engineered to provide stable regulation for digital loads requiring precise voltage levels from single-cell battery sources.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official substitution guides for compatible parts within the same product family. Verify pin compatibility and thermal performance if replacing with alternative manufacturers' components.

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