TL1431MDREP

Name: TL1431MDREP
Rating: 4.5 (10 reviews)

With a precise output voltage ranging from 2

3,739 Effective Inventory

TL1431MDREP

Effective Inventory3,739

With a precise output voltage ranging from 2

Manufacturer Part # : TL1431MDREP
Package/Case: SOIC (D)-8
Brand: Texas Instruments
Product Categories : Voltage Reference

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About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

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Maintain the goods in their original condition as received.

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TL1431MDREP DataSheet

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

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Details

The TL1431MDREP stands out as a precision-programmable reference that is capable of maintaining specified thermal stability across the military temperature range. Its unique feature allows the output voltage to be set anywhere from V_I(ref) to 36 V using two external resistors, offering unparalleled flexibility and customization. With a typical output impedance of 0.2 Ω, this device ensures consistent and accurate performance. The active output circuitry provides a very sharp turnon characteristic, making it an excellent replacement for Zener diodes and other reference types in applications such as onboard regulation, adjustable power supplies, and switching power supplies

Key Features

Voltage regulation precision
Output adjustable and stable
SOP-8 package for ease

Application

Optimal performance in all conditions
Versatile for different applications
Highly reliable voltage control

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Initial accuracy (max) (%)	0.4	VO adj (min) (V)	2.5
VO adj (max) (V)	36	Iz for regulation (min) (µA)	450
Reference voltage (V)	adjustable	Rating	HiRel Enhanced Product
Temp coeff (max) (ppm/°C)	114	Operating temperature range (°C)	-40 to 125, -55 to 125
Iout/Iz (max) (mA)	100

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification TL1431MDREP PDF Download

FAQs

What is TL1431MDREP?

The TL1431MDREP is a precision shunt regulator diode designed by Texas Instruments. It is commonly used for applications requiring a stable voltage reference, voltage monitoring, and precision voltage regulation.

How Does TL1431MDREP Work?

The TL1431MDREP operates as a shunt regulator, meaning it regulates the output voltage by shunting excess current to maintain the desired voltage level. It compares a reference voltage internally to the input voltage and adjusts the shunt current accordingly to regulate the output voltage. The device is often used in feedback loops to regulate and stabilize power supplies.

How Many Pins does TL1431MDREP have and What are the Functions of the Pinout Configuration?

The TL1431MDREP is housed in a 3-pin SOT-23 package. The pinout configuration includes:

Vref: Voltage reference pin.
Anode: Anode pin for connection to the load.
Cathode: Cathode pin connected to the ground.

What are the Pros and Cons of TL1431MDREP?

Pros:

Precision Voltage Reference: Provides a stable and accurate voltage reference for applications requiring precise voltage regulation.
Low Quiescent Current: Operates with low current consumption, suitable for low-power applications.
Wide Operating Voltage Range: Can work over a wide range of input voltages.
Small Package: The SOT-23 package is compact and space-efficient.

Cons:

Temperature Sensitivity: Performance may be affected by temperature variations.
External Components: May require additional components like resistors for specific applications.

Are There Any Equivalents/Alternatives to TL1431MDREP for Recommendation?

The LM4040 from Texas Instruments is an alternative precision shunt regulator diode.
Equivalents to the TL1431MDREP include the REF02 from Analog Devices and the TS431 from STMicroelectronics.

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TL1431MDREP

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