LMR70503TMX/NOPB

$2.03

Description：IC REG BUCK BST ADJ 270MA 8DSBGA
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:c3601f9eaf40 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LMR70503TMX/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 BST ADJ 270MA 8DSBGA. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LMR70503TMX/NOPB

Description：IC REG BUCK BST ADJ 270MA 8DSBGA
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Function：Step-Up/Step-Down
Output Configuration：Negative
Topology：Buck-Boost
Output Type：Adjustable
Number of Outputs：1
Voltage - Input (Min)：2.8V
Voltage - Input (Max)：5.5V
Voltage - Output (Min/Fixed)：-0.9V
Voltage - Output (Max)：-5.5V
Current - Output：270mA (Switch)
Frequency - Switching：500kHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：8-WFBGA, DSBGA
Supplier Device Package：8-DSBGA
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LMR70503TMX/NOPB

LMR70503TMX/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LMR70503TMX/NOPB is a SIMPLE SWITCHER® Nano Regulator featuring an adjustable negative output voltage. It operates as a buck-boost switching regulator with an input voltage range of 2.8 V to 5.5 V and provides an adjustable output from -0.9 V to -5.5 V. The device delivers a switch current of 270 mA to 320 mA at a fixed switching frequency of 500 kHz. It is housed in an 8-DSBGA package and supports operation temperatures from -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Provides negative output voltage regulation using a buck-boost topology
Features adjustable output voltage capability for flexible design integration
Utilizes a compact DSBGA-8 package for space-constrained applications

Voltage Regulators - DC DC Switching Regulators Applications

Optical modules requiring negative power rails
Portable systems needing efficient negative voltage generation
General purpose negative voltage regulation in compact electronics

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix and packaging configuration against the official Texas Instruments datasheet to ensure compatibility with your assembly process. Confirm that the component meets RoHS3 compliance requirements for your target market regulations. Cross-reference the manufacturer part number with authorized distributor listings to validate authenticity and traceability before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a negative output voltage is required within a 2.8 V to 5.5 V input range. The adjustable output feature allows customization between -0.9 V and -5.5 V. Ensure the application can accommodate the 500 kHz switching frequency and the thermal characteristics of the 8-DSBGA package under maximum load conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LMR70503 series of SIMPLE SWITCHER® regulators. It is specifically designed for generating negative voltages from positive input sources, distinguishing it from standard positive-output buck or boost converters in the same family.