TL432AQDBZRQ1

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics: Low voltage, precision, adjustable output
• Package: SOT-23 (Small Outline Transistor 23)
• Essence: TL432AQDBZRQ1 is a precision shunt regulator that can be used as a versatile voltage reference in various electronic circuits.
• Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

• Reference Voltage Range: 1.24V to 20V
• Output Current: Up to 100mA
• Operating Temperature Range: -40°C to +85°C
• Input Voltage Range: Up to 36V
• Accuracy: ±1%
• Quiescent Current: 60µA typical

Detailed Pin Configuration

The TL432AQDBZRQ1 has three pins:

1. Anode (A): Connected to the input voltage source.
2. Cathode (K): Connected to the ground or reference voltage.
3. Adjust (ADJ): Provides an adjustable output voltage.

Functional Features

• Voltage Reference: The TL432AQDBZRQ1 provides a stable and precise voltage reference for use in various applications.
• Adjustable Output: The ADJ pin allows users to adjust the output voltage according to their requirements.
• Low Quiescent Current: With a low quiescent current of 60µA, the TL432AQDBZRQ1 minimizes power consumption.
• Short-Circuit Protection: The device offers built-in short-circuit protection, ensuring safe operation even under fault conditions.

Advantages and Disadvantages

Advantages: - High precision and stability - Adjustable output voltage - Low quiescent current - Short-circuit protection

Disadvantages: - Limited output current capacity (up to 100mA) - Requires external components for certain applications

Working Principles

The TL432AQDBZRQ1 operates as a shunt regulator, maintaining a stable output voltage by shunting excess current to the ground. It compares the reference voltage at the ADJ pin with an internal voltage reference and adjusts the shunt resistance accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The TL432AQDBZRQ1 finds applications in various electronic circuits, including:

1. Voltage References: Provides a stable reference voltage for analog-to-digital converters, voltage regulators, and other precision circuits.
2. Battery Charging: Used in battery charging circuits to maintain a constant voltage during the charging process.
3. Power Supplies: Can be used as a voltage reference in power supply circuits to ensure stable and accurate output voltages.
4. Audio Amplifiers: Used as a biasing element in audio amplifier circuits to maintain a stable operating point.

Detailed and Complete Alternative Models

1. TL431AQDBZRQ1: Similar to TL432AQDBZRQ1 but with a lower reference voltage range of 1.24V to 6V.
2. TLV431AQDBZRQ1: Offers similar functionality with a slightly different pin configuration and a reference voltage range of 1.24V to 16V.

These alternative models can be considered based on specific application requirements and voltage range needs.

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