TL431IP

Product Overview

Category: Integrated Circuits
Use: Voltage Reference
Characteristics: Adjustable, Precision
Package: TO-92, SOT-23, SOIC
Essence: Shunt Regulator
Packaging/Quantity: Tape & Reel (3000 units)

Specifications

Reference Voltage: 2.495V to 36V
Operating Current: 1mA to 100mA
Temperature Range: -40°C to 125°C
Line Regulation: 0.2%
Load Regulation: 0.4%

Detailed Pin Configuration

The TL431IP has three pins: 1. Anode (A): Connects to the reference voltage. 2. Cathode (K): Output terminal. 3. Adjust (ADJ): Adjusts the reference voltage.

Functional Features

Adjustable Output: Allows precise voltage regulation.
Low Dynamic Impedance: Ensures stability in various applications.
Wide Operating Range: Suitable for diverse voltage reference needs.

Advantages and Disadvantages

Advantages: - Precise voltage regulation - Wide operating range - Low dynamic impedance

Disadvantages: - Sensitivity to noise in some applications - Requires careful PCB layout for optimal performance

Working Principles

The TL431IP operates as a shunt regulator, maintaining a stable output voltage by comparing the reference voltage at the adjust pin with an external voltage source.

Detailed Application Field Plans

The TL431IP is widely used in: - Switching power supplies - Battery chargers - Voltage references - Audio amplifiers - LED drivers

Detailed and Complete Alternative Models

LM4040AIM3-2.5/NOPB: Fixed Voltage Reference, 2.5V
ADR4525BRZ: High Precision Voltage Reference, 2.5V
REF5025IDGKR: Voltage Reference, 2.5V

In conclusion, the TL431IP is a versatile voltage reference integrated circuit with adjustable features, making it suitable for a wide range of applications in various industries.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan TL431IP dalam solusi teknis

What is TL431IP?
- TL431IP is a three-terminal adjustable precision shunt regulator that can be used in a variety of applications such as voltage references, linear regulators, and voltage monitoring circuits.
What is the operating voltage range of TL431IP?
- The operating voltage range of TL431IP is typically from 2.5V to 36V.
How does TL431IP work as a voltage reference?
- TL431IP compares a reference voltage with an external voltage and adjusts its output to maintain a constant voltage level, making it suitable for use as a voltage reference.
Can TL431IP be used as a linear regulator?
- Yes, TL431IP can be used as a linear regulator by combining it with an external pass transistor to provide a regulated output voltage.
What are the typical applications of TL431IP?
- TL431IP is commonly used in power supplies, battery chargers, audio amplifiers, and other electronic circuits requiring precise voltage regulation.
How does TL431IP provide overvoltage protection?
- TL431IP can be configured to monitor the output voltage and shut down the system if the voltage exceeds a certain threshold, providing overvoltage protection.
What is the temperature range for TL431IP?
- TL431IP typically operates within a temperature range of -40°C to 125°C, making it suitable for a wide range of environments.
Can TL431IP be used for current limiting?
- Yes, TL431IP can be used for current limiting by controlling the base current of an external pass transistor, thereby limiting the output current.
How does TL431IP compensate for temperature variations?
- TL431IP has built-in temperature compensation to ensure stable operation over a wide temperature range, making it suitable for various environmental conditions.
What are the key advantages of using TL431IP in technical solutions?
- TL431IP offers high accuracy, low cost, and ease of use, making it a popular choice for voltage regulation and monitoring applications.