LT1129CST-5#TRPBF The LT1129CST-5#TRPBF is a linear voltage regulator from Analog Devices, providing a fixed 5V output with a 700mA current capability. It features a low dropout voltage and is available in a SOT-223 package.
Mfr Part #:

LT1129CST-5#TRPBF

Available from 1 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
The LT1129CST-5#TRPBF is a linear voltage regulator from Analog Devices, providing a fixed 5V output with a 700mA current capability. It features a low dropout voltage and is available in a SOT-223 package.
✓ Total Stock: 52 pcs
$ Price Range: $0.28

LT1129CST-5#TRPBF Available from 1 distributor

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LT1129CST-5#TRPBF Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Control Features
Current
Mounting Type
Number of Regulators
Operating Temperature
Operating Voltage
Output Configuration
Output Type
PSRR
Protection Features
Supplier Device Package
Voltage
Voltage Dropout (Max)

LT1129CST-5#TRPBF Description

Short technical summary and product information.

The LT1129CST-5#TRPBF is a micropower low dropout regulator with shutdown capability, designed for battery-powered systems. It can supply up to 700mA of output current with a typical dropout voltage of 400mV. The device operates with a low quiescent current of 50µA, which remains controlled even in dropout conditions.

 

Key electrical characteristics include a fixed 5V output voltage and a maximum input voltage of 30V. It offers protection features such as over-temperature and reverse polarity protection. The regulator is stable with a small output capacitor of 3.3µF, simplifying circuit design.

 

This component is supplied in a surface-mount SOT-223-3 package, making it suitable for compact electronic designs. The operating temperature range is from 0°C to 125°C.

 

Applications include low current regulation, regulators for battery-powered devices, and post-regulation for switching supplies.

LT1129CST-5#TRPBF Quick Information

Product Type: Voltage Regulator
Canonical Name: LT1129CST-5#TRPBF Linear Voltage Regulator

LT1129CST-5#TRPBF Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LT1129CST-5#TRPBF Estimated Pricing

Qty Low High
1+ $0.28 $0.28

Estimated market price range - modelled values for guidance only, not live distributor offers.

LT1129CST-5#TRPBF Features

  • Micropower low dropout regulator
  • 700mA output current capability
  • 400mV typical dropout voltage
  • Low quiescent current
  • Stable with 3.3µF output capacitor

LT1129CST-5#TRPBF Applications

  • Ideal for battery-powered systems
  • Low current regulation applications
  • Post regulator for switching supplies
  • 5V to 3.3V logic regulation

LT1129CST-5#TRPBF FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LT1129CST-5#TRPBF?

The output voltage is fixed at 5V.

What is the maximum output current?

700mA.

What is the dropout voltage?

Typical dropout voltage is 0.4V at 700mA load.

What is the maximum input voltage?

30V.

What is the operating temperature range?

0°C to 125°C.

What package does the LT1129CST-5#TRPBF come in?

Surface-mount SOT-223-3 package, also compatible with TO-261-4 and TO-261AA.

What is the quiescent current?

50µA typical during operation, 16µA in shutdown.

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