TL432QDBVTG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Reference
• Characteristics:
  • Low voltage reference
  • Adjustable output voltage
  • High accuracy
  • Low quiescent current
  • Wide operating temperature range
• Package: SOT-23 (Small Outline Transistor)
• Essence: Precision shunt regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Reference Voltage Range: 1.24V to 20V
• Output Voltage Tolerance: ±1%
• Quiescent Current: 60µA typical
• Operating Temperature Range: -40°C to +125°C
• Input Voltage Range: Up to 36V
• Output Current Capability: 100mA

Detailed Pin Configuration

The TL432QDBVTG4 has three pins:

1. Anode (A): Connected to the input voltage.
2. Cathode (K): Connected to the ground or negative terminal.
3. Adjust (ADJ): Output pin for adjusting the reference voltage.

Functional Features

• Provides a stable and precise reference voltage.
• Can be used as a voltage regulator or voltage reference in various applications.
• Adjustable output voltage allows flexibility in design.
• Low quiescent current minimizes power consumption.
• Wide operating temperature range enables usage in extreme conditions.

Advantages

• High accuracy ensures reliable performance.
• Low quiescent current extends battery life in portable devices.
• Adjustable output voltage offers versatility in circuit design.
• Small package size saves board space.
• Wide operating temperature range makes it suitable for various environments.

Disadvantages

• Limited output current capability may restrict use in high-power applications.
• Requires external components for proper operation.
• Not suitable for applications requiring high precision beyond ±1% tolerance.

Working Principles

The TL432QDBVTG4 is a precision shunt regulator that uses a bandgap reference circuit to generate a stable voltage output. It compares the reference voltage with the adjustable voltage at the ADJ pin and adjusts the current flowing through the shunt resistor to maintain a constant output voltage. By varying the resistance connected to the ADJ pin, the output voltage can be adjusted within the specified range.

Detailed Application Field Plans

The TL432QDBVTG4 finds applications in various fields, including:

1. Power Supplies: Voltage regulation in DC power supplies, battery chargers, and adapters.
2. Audio Equipment: Biasing circuits, audio amplifiers, and preamplifiers.
3. Automotive Electronics: Voltage references for sensors, automotive lighting, and control systems.
4. Industrial Control Systems: Precision voltage references for analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and instrumentation.
5. Telecommunications: Voltage regulation in telecommunication equipment, base stations, and network devices.

Detailed and Complete Alternative Models

1. LM4040: Precision Micropower Shunt Voltage Reference
2. LT1009: Precision Reference
3. REF02: Precision Voltage Reference
4. MAX6126: Ultra-High-Precision Voltage Reference
5. ADR431: Precision Shunt Voltage Reference

(Note: The above list is not exhaustive and other alternative models may exist.)

Word count: 309 words