TL431BQDBZR,215

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics:
  • Adjustable precision shunt regulator
  • Low dynamic output impedance
  • Wide operating current range
  • Programmable output voltage
• Package: SOT-23
• Essence: Precision voltage reference
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Reference Voltage Range: 2.495V to 36V
• Operating Current Range: 1mA to 100mA
• Temperature Range: -40°C to +125°C
• Initial Accuracy: ±0.5%
• Output Voltage Tolerance: ±2%
• Line Regulation: 0.2%/V
• Load Regulation: 0.4%/mA
• Cathode Current: 100mA

Detailed Pin Configuration

The TL431BQDBZR,215 has three pins: 1. Anode (A): Connected to the positive terminal of the power supply. 2. Cathode (C): Connected to the load or ground. 3. Reference (R): Provides the regulated output voltage.

Functional Features

• The TL431BQDBZR,215 is an adjustable precision shunt regulator that can be used as a voltage reference in various applications.
• It offers a low dynamic output impedance, ensuring stable voltage regulation even with varying loads.
• The wide operating current range allows flexibility in different circuit designs.
• The output voltage can be programmed using external resistors, providing versatility in voltage selection.

Advantages and Disadvantages

Advantages: - High precision and accuracy in voltage regulation. - Wide operating temperature range. - Easy to use and integrate into circuits. - Programmable output voltage allows customization.

Disadvantages: - Limited maximum cathode current of 100mA. - Output voltage tolerance of ±2% may not be suitable for applications requiring extremely precise voltage references.

Working Principles

The TL431BQDBZR,215 operates as a shunt regulator by comparing the reference voltage at the Reference (R) pin with an external voltage divider network. It adjusts the cathode current to maintain a stable output voltage. By changing the resistors in the voltage divider, the desired output voltage can be set.

Detailed Application Field Plans

The TL431BQDBZR,215 finds applications in various fields, including: 1. Power Supplies: Provides stable voltage references for linear and switching power supplies. 2. Battery Charging Systems: Ensures accurate voltage regulation during battery charging processes. 3. Audio Amplifiers: Used as a precision voltage reference in audio amplifier circuits. 4. Industrial Control Systems: Provides reliable voltage references for control systems in industrial environments. 5. Automotive Electronics: Used in automotive applications such as engine management systems and lighting controls.

Detailed and Complete Alternative Models

Some alternative models to TL431BQDBZR,215 include: 1. TLV431BQDBZR,215 2. LM431BQDBZR,215 3. LT431BQDBZR,215 4. MAX431BQDBZR,215

These models offer similar functionality and characteristics, providing options for different design requirements.

Word count: 314 words