TLVH432BQPK

Product Overview

Category

TLVH432BQPK belongs to the category of voltage references.

Use

It is commonly used as a precision shunt regulator in various electronic circuits.

Characteristics

• TLVH432BQPK is a low-voltage, adjustable precision shunt regulator.
• It provides a stable reference voltage for accurate circuit operation.
• The device is designed to operate over a wide range of supply voltages.
• TLVH432BQPK offers excellent temperature stability and low output impedance.

Package

The TLVH432BQPK comes in a small outline package (SOT-23) which is suitable for surface mount applications.

Essence

The essence of TLVH432BQPK lies in its ability to maintain a precise reference voltage regardless of changes in input voltage or temperature.

Packaging/Quantity

The TLVH432BQPK is typically packaged in reels containing 3000 units per reel.

Specifications

• Reference Voltage: Adjustable from 1.24V to 16V
• Supply Voltage Range: 2.5V to 16V
• Output Current: Up to 100mA
• Temperature Range: -40°C to +125°C
• Line Regulation: 0.2% typical
• Load Regulation: 0.4% typical
• Dropout Voltage: 0.6V typical at 10mA load current

Detailed Pin Configuration

The TLVH432BQPK has three pins:

1. Vref: This pin is connected to the external resistor divider network to set the desired output voltage.
2. Anode: This pin is connected to the positive terminal of the input voltage source.
3. Cathode: This pin is connected to the ground or negative terminal of the input voltage source.

Functional Features

• TLVH432BQPK provides a stable reference voltage that can be adjusted according to the application requirements.
• It has low output impedance, ensuring accurate voltage regulation.
• The device offers excellent temperature stability, making it suitable for use in various environmental conditions.
• TLVH432BQPK has built-in overcurrent and thermal shutdown protection features.

Advantages and Disadvantages

Advantages

• Precise and adjustable reference voltage.
• Wide operating voltage range.
• Excellent temperature stability.
• Low output impedance.
• Overcurrent and thermal shutdown protection.

Disadvantages

• Limited output current capacity (up to 100mA).
• Dropout voltage of 0.6V may not be suitable for low-power applications.

Working Principles

TLVH432BQPK operates as a shunt regulator by maintaining a constant voltage drop across its terminals. It compares the reference voltage at the Vref pin with the input voltage and adjusts the current flowing through the device to maintain a stable output voltage.

Detailed Application Field Plans

The TLVH432BQPK is widely used in various electronic circuits, including but not limited to:

1. Voltage regulators in power supplies.
2. Battery charging circuits.
3. Precision measurement equipment.
4. Audio amplifiers.
5. Sensor interfaces.
6. Industrial control systems.

Detailed and Complete Alternative Models

Some alternative models to TLVH432BQPK include:

1. TL431: A popular adjustable precision shunt regulator with similar characteristics.
2. LM4040: A series of precision voltage references available in different fixed output voltages.
3. REF3030: A low-dropout voltage reference with high accuracy and low quiescent current.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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