LP3985IM5-2.8

$0.26

Description：IC REG LINEAR 2.8V 150MA SOT23-5
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)

SKU:3bc830e3b559 Category: Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Brand: Texas Instruments

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Product introduction

LP3985IM5-2.8 is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG LINEAR 2.8V 150MA SOT23-5. Review the specifications below when checking this part for your BOM.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators specifications for LP3985IM5-2.8

Description：IC REG LINEAR 2.8V 150MA SOT23-5
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR)
Output Configuration：Positive
Output Type：Fixed
Number of Regulators：1
Voltage - Input (Max)：6V
Voltage - Output (Min/Fixed)：2.8V
Voltage - Output (Max)：-
Voltage Dropout (Max)：0.1V @ 150mA
Current - Output：150mA
Current - Quiescent (Iq)：150 µA
Current - Supply (Max)：250 µA
PSRR：50dB ~ 40dB (1kHz ~ 10kHz)
Control Features：Enable
Protection Features：Over Current, Over Temperature, Short Circuit
Operating Temperature：-40°C ~ 125°C
Mounting Type：Surface Mount
Package / Case：SC-74A, SOT-753
Supplier Device Package：SOT-23-5
Grade：-
Qualification：-

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators datasheet and documents for LP3985IM5-2.8

LP3985IM5-2.8

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The LP3985IM5-2.8 is a micropower, low-noise, ultra-low-dropout CMOS voltage regulator manufactured by Texas Instruments. It provides a fixed positive output of 2.8 V with a maximum load current of 150 mA. The device operates within an input voltage range of 2.5 V to 6 V and features a typical quiescent current of 250 µA. It utilizes a SOT-23-5 surface-mount package and supports operation across an extended temperature range from -40°C to +125°C.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

Ultra-low dropout performance for efficient power management
Low noise design suitable for sensitive analog circuits
Micropower consumption with low quiescent current
Integrated thermal and current protection mechanisms

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

Battery-powered portable electronic devices
Wireless communication modules
Microcontroller power supply rails
RF circuit biasing networks

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the specific suffix configuration against the manufacturer's latest datasheet to ensure compatibility with required output voltage and package type. Confirm RoHS compliance status and check for any recent product change notifications that may affect pinout or electrical characteristics before finalizing procurement specifications.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when a stable 2.8 V rail is required from a single-cell lithium battery or similar low-voltage source. Ensure the input voltage remains above the minimum threshold while accounting for dropout voltage under full load conditions. Verify that the thermal resistance of the PCB layout can dissipate heat generated at maximum current loads within the specified operating temperature range.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This part belongs to the LP3985 series of low-dropout regulators designed for high-efficiency applications. It shares architectural similarities with other fixed-output variants in the family, differing primarily in the internal resistor network that sets the output voltage. The IM5 designation indicates the specific SOT-23-5 package variant used for space-constrained designs.