TL431AILPE3
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Texas Instruments TL431AILPE3

Manufacturer No:
TL431AILPE3
Manufacturer:
Texas Instruments
Package:
Bulk
Description:
IC VREF SHUNT ADJ 1% TO92-3
Delivery:
Payment:
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Product Introduction

Overview

The TL431AILPE3 is a three-terminal adjustable shunt regulator produced by Texas Instruments. This device is part of the TL431 series, known for its high precision and thermal stability. It is designed to operate over a wide temperature range, making it suitable for various applications including automotive, commercial, and industrial environments. The TL431AILPE3 can be used to replace Zener diodes in many circuits due to its sharp turn-on characteristic and low output impedance.

Key Specifications

ParameterValueUnit
Reference Voltage2.495mV
Reference Voltage Tolerance (at 25°C)1%-
Input Voltage Range2.495V to 36VV
Operating Temperature Range-40°C to 85°C°C
Package TypeTO-92 (LP)-
No. of Pins3-
Sink-Current Capability1mA to 100mAA
Typical Output Impedance0.2ΩΩ
RoHS ComplianceYes-

Key Features

  • Adjustable output voltage from Vref (approximately 2.5V) to 36V using two external resistors.
  • Low output drift versus temperature, ensuring good stability over the entire temperature range.
  • Typical output impedance of 0.2Ω.
  • Sink-current capability from 1mA to 100mA.
  • Sharp turn-on characteristic, making it an excellent replacement for Zener diodes.
  • Low output noise.
  • Available in three grades with initial tolerances of 0.5%, 1%, and 2% at 25°C.

Applications

  • On-board regulation.
  • Adjustable power supplies.
  • Switching power supplies.
  • Automotive systems.
  • Commercial and industrial control systems.
  • Any application requiring a precise and adjustable voltage reference.

Q & A

  1. What is the reference voltage of the TL431AILPE3?
    The reference voltage of the TL431AILPE3 is approximately 2.495V.
  2. What is the input voltage range of the TL431AILPE3?
    The input voltage range is from 2.495V to 36V.
  3. What is the operating temperature range of the TL431AILPE3?
    The operating temperature range is from -40°C to 85°C.
  4. What is the package type of the TL431AILPE3?
    The package type is TO-92 (LP) with 3 pins.
  5. What is the sink-current capability of the TL431AILPE3?
    The sink-current capability is from 1mA to 100mA.
  6. Is the TL431AILPE3 RoHS compliant?
    Yes, the TL431AILPE3 is RoHS compliant.
  7. How can the output voltage of the TL431AILPE3 be adjusted?
    The output voltage can be adjusted using two external resistors.
  8. What are some common applications of the TL431AILPE3?
    Common applications include on-board regulation, adjustable power supplies, switching power supplies, and automotive systems.
  9. What are the initial tolerance grades available for the TL431 series?
    The TL431 series is available in three grades with initial tolerances of 0.5%, 1%, and 2% at 25°C.
  10. What is the typical output impedance of the TL431AILPE3?
    The typical output impedance is 0.2Ω.

Product Attributes

Reference Type:Shunt
Output Type:Adjustable
Voltage - Output (Min/Fixed):2.495V
Voltage - Output (Max):36 V
Current - Output:100 mA
Tolerance:±1%
Temperature Coefficient:- 
Noise - 0.1Hz to 10Hz:- 
Noise - 10Hz to 10kHz:- 
Voltage - Input:- 
Current - Supply:- 
Current - Cathode:700 µA
Operating Temperature:-40°C ~ 85°C (TA)
Mounting Type:Through Hole
Package / Case:TO-226-3, TO-92-3 (TO-226AA)
Supplier Device Package:TO-92-3
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Similar Products

Part Number TL431AILPE3 TL431AILPME3 TL431AILPRE3 TL431ACLPE3
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Product Status Active Active Active Active
Reference Type Shunt Shunt Shunt Shunt
Output Type Adjustable Adjustable Adjustable Adjustable
Voltage - Output (Min/Fixed) 2.495V 2.495V 2.495V 2.495V
Voltage - Output (Max) 36 V 36 V 36 V 36 V
Current - Output 100 mA 100 mA 100 mA 100 mA
Tolerance ±1% ±1% ±1% ±1%
Temperature Coefficient - - - -
Noise - 0.1Hz to 10Hz - - - -
Noise - 10Hz to 10kHz - - - -
Voltage - Input - - - -
Current - Supply - - - -
Current - Cathode 700 µA 700 µA 700 µA 600 µA
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) 0°C ~ 70°C (TA)
Mounting Type Through Hole Through Hole Through Hole Through Hole
Package / Case TO-226-3, TO-92-3 (TO-226AA) TO-226-3, TO-92-3 (TO-226AA) Formed Leads TO-226-3, TO-92-3 (TO-226AA) Formed Leads TO-226-3, TO-92-3 (TO-226AA)
Supplier Device Package TO-92-3 TO-92-3 TO-92-3 TO-92-3

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