TL431IDBZT The Texas Instruments TL431IDBZT is an adjustable precision shunt regulator in a SOT-23 package. It offers an adjustable output voltage from Vref to 36V with a typical tolerance of 0.5% at 25°C.
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TL431IDBZT

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Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TL431IDBZT is an adjustable precision shunt regulator in a SOT-23 package. It offers an adjustable output voltage from Vref to 36V with a typical tolerance of 0.5% at 25°C.
✓ Total Stock: 25,634 pcs

TL431IDBZT Available from 2 distributors

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TL431IDBZT Specifications Quick View

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TL431IDBZT Description

Short technical summary and product information.

The TL431IDBZT from Texas Instruments is a three-terminal adjustable shunt regulator designed for stable operation over various temperature ranges. Its output voltage can be precisely set between approximately 2.5V (Vref) and 36V using two external resistors. This device features a low typical output impedance of 0.2Ω and active output circuitry for sharp turn-on characteristics, making it a suitable replacement for Zener diodes in applications like on-board regulation, adjustable power supplies, and switching power supplies.

 

The TL431IDBZT is housed in a compact SOT-23 package with 3 pins, suitable for surface mounting. It operates within a temperature range of -40°C to 85°C and has a sink-current capability ranging from 1mA to 100mA. The 'B' grade offers a reference voltage tolerance of 0.5% at 25°C, with typical temperature drift specified at 6mV for the C temperature grade.

 

This shunt regulator is characterized by its thermal stability and precise voltage reference capabilities. It is often used in power supply designs where a stable and adjustable voltage reference is required. The device's active output circuitry ensures good performance in various regulatory applications.

TL431IDBZT Quick Information

Product Type: Adjustable Precision Shunt Regulator
Series: TL431
Canonical Name: Texas Instruments TL431IDBZT Adjustable Precision Shunt Regulator
Subcategory: Adjustable Precision

TL431IDBZT Compliance

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

TL431IDBZT Features

  • Adjustable output voltage from 2.5V to 36V.
  • Reference voltage tolerance of 0.5% at 25°C.
  • Typical output impedance of 0.2Ω.
  • Sink current capability from 1mA to 100mA.
  • Operates from -40°C to 85°C.

TL431IDBZT Applications

  • Used in adjustable power supplies.
  • Suitable for switching power supplies.
  • On-board voltage regulation.
  • Replacement for Zener diodes.

TL431IDBZT FAQs

6 frequently asked questions generated from this part’s specifications.
What is the adjustable output voltage range for the TL431IDBZT?

The output voltage can be set to any value between approximately 2.5V and 36V.

What is the reference voltage tolerance at 25°C for the TL431IDBZT?

The reference voltage tolerance at 25°C is 0.5% for the B grade.

What is the operating temperature range for the TL431IDBZT?

The operating temperature range is -40°C to 85°C.

What is the typical output impedance of the TL431IDBZT?

The typical output impedance is 0.2Ω.

What is the sink current capability of the TL431IDBZT?

The sink current capability ranges from 1mA to 100mA.

What package is the TL431IDBZT supplied in?

The TL431IDBZT is supplied in a SOT-23 package with 3 pins.

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