LD39080DT25-R

$1.26

Description：IC REG LINEAR 2.5V 800MA DPAK
Series：-
Mfr：STMicroelectronics
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:411381f5ab66 Category: Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Brand: STMicroelectronics

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Product introduction

Product Detailed Parameters

Description：IC REG LINEAR 2.5V 800MA DPAK
Series：-
Mfr：STMicroelectronics
Package：Tape & Reel (TR),Cut Tape (CT)
Output Configuration：Positive
Output Type：Fixed
Number of Regulators：1
Voltage - Input (Max)：6V
Voltage - Output (Min/Fixed)：2.5V
Voltage - Output (Max)：-
Voltage Dropout (Max)：0.3V @ 800mA
Current - Output：800mA
Current - Quiescent (Iq)：2.5 mA
Current - Supply (Max)：-
PSRR：-
Control Features：-
Protection Features：Over Current, Over Temperature, Short Circuit
Operating Temperature：-40°C ~ 125°C
Mounting Type：Surface Mount
Package / Case：TO-252-3, DPAK (2 Leads + Tab), SC-63
Supplier Device Package：DPAK
Grade：-
Qualification：-

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LD39080DT25-R

Overview

The LD39080DT25-R is an ultra low-drop BiCMOS voltage regulator manufactured by STMicroelectronics. It provides a guaranteed output current of 0.8 A with an operating input voltage range from 2.5 V to 6 V. The device features an adjustable output voltage ranging from 1.22 V to 5.0 V, with a reference voltage of 1.22 V. It operates within a temperature range of -40 °C to +125 °C and includes logic-controlled electronic shutdown functionality.

Feature Summary

Ultra low dropout voltage performance at high load currents
Logic-controlled electronic shutdown for power management
Internal current and thermal limit protection mechanisms

Applications

Microprocessor power supply
DSP power supply
Post regulators for switching suppliers

Procurement Notes

Verify the specific suffix 'R' indicates tape and reel packaging configuration. Confirm the ADJ designation matches the required adjustable output voltage range. Ensure compatibility with the PPAK package footprint during PCB layout. Check for RoHS compliance status in the latest datasheet revision.

Selection Notes

Select this component when low dropout voltage and high efficiency are critical for battery-operated or low-voltage systems. The adjustable output allows flexibility for various microprocessor core voltages. Consider the PPAK package for thermal dissipation requirements and space constraints in dense designs.

Part Context

This part belongs to the LD39080 series of ultra low-drop BiCMOS voltage regulators. It is designed for applications requiring fast dynamic response and stability with ceramic capacitors. The series supports a wide range of output voltages through external resistor networks.