ZHT431C01STOB

Product Overview

Category

ZHT431C01STOB belongs to the category of voltage references.

Use

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

Characteristics

• Provides a stable output voltage reference.
• Offers high accuracy and low temperature coefficient.
• Operates over a wide range of input voltages.
• Can be used in both positive and negative feedback configurations.

Package

ZHT431C01STOB comes in a small surface-mount package, making it suitable for compact designs.

Essence

The essence of ZHT431C01STOB lies in its ability to maintain a precise and stable output voltage reference, ensuring reliable performance in electronic systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Output Voltage Range: 1.24V to 16V
• Initial Accuracy: ±0.5%
• Temperature Coefficient: 50ppm/°C
• Operating Temperature Range: -40°C to +85°C
• Supply Voltage Range: 2.5V to 36V
• Quiescent Current: 1.5mA (typical)

Detailed Pin Configuration

ZHT431C01STOB has three pins:

1. ADJ: Adjust pin for setting the desired output voltage.
2. VOUT: Output pin providing the regulated voltage.
3. VIN: Input pin connected to the power supply.

Functional Features

• Precise voltage regulation.
• Low dropout voltage.
• Current limiting and thermal shutdown protection.
• Adjustable output voltage through external resistors.

Advantages and Disadvantages

Advantages

• High accuracy and stability.
• Wide operating voltage range.
• Compact package size.
• Easy to use and integrate into circuits.
• Adjustable output voltage.

Disadvantages

• Relatively higher quiescent current compared to some alternatives.
• Limited output current capability.

Working Principles

ZHT431C01STOB operates based on the principle of a shunt regulator. It compares the reference voltage across its internal bandgap reference with the voltage at the ADJ pin. By adjusting the resistance connected to the ADJ pin, the output voltage can be precisely set and maintained.

Detailed Application Field Plans

ZHT431C01STOB finds applications in various fields, including:

1. Power supply units: Provides stable voltage references for power management circuits.
2. Battery charging systems: Ensures accurate voltage regulation during battery charging processes.
3. Industrial control systems: Used for precise voltage references in control circuitry.
4. Automotive electronics: Provides reliable voltage references for automotive electronic systems.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to ZHT431C01STOB include:

1. LM4040: A precision voltage reference with adjustable output voltage.
2. TL431: Widely used shunt regulator with adjustable output voltage and low temperature coefficient.
3. REF3030: High-accuracy voltage reference with low dropout voltage.

These alternative models can be considered based on specific application requirements and design constraints.

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