TLVH432AIDBZT

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Reference

Characteristics: - Low-voltage, precision shunt voltage reference - Adjustable output voltage - High accuracy and stability - Low temperature coefficient - Low dynamic impedance - Wide operating range

Package: SOT-23 (Small Outline Transistor 23)

Essence: The TLVH432AIDBZT is a precision shunt voltage reference IC that provides a stable and accurate voltage reference for various applications.

Packaging/Quantity: The TLVH432AIDBZT is available in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Output Voltage Range: 1.24V to 16V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 50ppm/°C
• Operating Temperature Range: -40°C to +125°C
• Dynamic Impedance: 0.2Ω
• Supply Voltage Range: 2.5V to 16V
• Quiescent Current: 60µA

Detailed Pin Configuration

The TLVH432AIDBZT has three pins:

1. Vref: Output voltage pin.
2. Anode: Connection to the anode of the internal zener diode.
3. Cathode: Connection to the cathode of the internal zener diode.

Functional Features

• Adjustable Output Voltage: The TLVH432AIDBZT allows users to adjust the output voltage within the specified range according to their application requirements.
• High Accuracy and Stability: This voltage reference IC offers excellent initial accuracy and long-term stability, ensuring reliable performance over time.
• Low Temperature Coefficient: The low temperature coefficient minimizes the output voltage variation with temperature changes, making it suitable for temperature-sensitive applications.
• Low Dynamic Impedance: The TLVH432AIDBZT exhibits low dynamic impedance, enabling it to maintain a stable output voltage even under varying load conditions.
• Wide Operating Range: With a wide supply voltage range, this IC can be used in various systems with different power supply configurations.

Advantages and Disadvantages

Advantages: - Precise and stable voltage reference - Adjustable output voltage - Low temperature coefficient - Wide operating range - Small package size

Disadvantages: - Relatively high quiescent current compared to some other voltage references - Limited output voltage range compared to certain alternatives

Working Principles

The TLVH432AIDBZT is based on the shunt voltage reference principle. It utilizes an internal zener diode that maintains a constant voltage across its terminals. By connecting the cathode and anode pins to the desired reference voltage, the output voltage can be adjusted using external resistors. The internal circuitry ensures accurate and stable output voltage regardless of variations in the input supply voltage or load conditions.

Detailed Application Field Plans

The TLVH432AIDBZT finds applications in various fields, including but not limited to: 1. Precision voltage regulators 2. Analog-to-digital converters (ADCs) 3. Digital-to-analog converters (DACs) 4. Battery management systems 5. Power supplies 6. Industrial control systems 7. Test and measurement equipment

Detailed and Complete Alternative Models

1. LM4040: This series of voltage references offers similar accuracy and stability with adjustable output voltage options.
2. REF30xx: These precision voltage references provide low temperature coefficient and excellent long-term stability.
3. MAX6190: A low-power, precision voltage reference with a wide operating range and adjustable output voltage.

These alternative models offer similar functionality to the TLVH432AIDBZT and can be considered based on specific application requirements.

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