TLV431BH6TA

Product Overview

• Category: Integrated Circuits
• Use: Voltage Reference
• Characteristics: High Precision, Low Power Consumption
• Package: SOT-23 (Small Outline Transistor)
• Essence: Adjustable Precision Shunt Regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Reference Voltage Range: 1.24V to 16V
• Operating Current Range: 60µA to 15mA
• Temperature Range: -40°C to +125°C
• Accuracy: ±1%
• Output Current: 100mA
• Input Voltage Range: 2.5V to 16V
• Quiescent Current: 60µA

Pin Configuration

The TLV431BH6TA has a SOT-23 package with three pins:

1. Anode (A): Connected to the reference voltage input.
2. Cathode (K): Connected to the ground or negative supply voltage.
3. Cathode Sense (C): Output pin connected to the load.

Functional Features

• Provides a stable reference voltage for precision applications.
• Adjustable output voltage using external resistors.
• Low power consumption makes it suitable for battery-powered devices.
• Fast response time and low output impedance.
• Wide operating temperature range for various environments.

Advantages

• High accuracy and stability in voltage references.
• Low quiescent current reduces power consumption.
• Small package size allows for space-saving designs.
• Easy to use and integrate into circuits.
• Cost-effective solution for voltage regulation.

Disadvantages

• Limited output current compared to other voltage regulators.
• Requires external resistors for adjustable output voltage.
• Sensitivity to noise and fluctuations in the input voltage.
• Not suitable for high-power applications.

Working Principles

The TLV431BH6TA is an adjustable precision shunt regulator. It operates by comparing the reference voltage at the Anode pin with the voltage across the external resistor network connected to the Cathode and Cathode Sense pins. The internal circuitry adjusts the current flowing through the Cathode pin to maintain a stable output voltage. By changing the values of the external resistors, the output voltage can be adjusted within the specified range.

Detailed Application Field Plans

The TLV431BH6TA is commonly used in various applications, including:

1. Voltage references in analog circuits and sensors.
2. Precision power supplies and battery chargers.
3. Voltage monitoring and protection circuits.
4. Switching power supplies and DC-DC converters.
5. Audio amplifiers and signal conditioning circuits.
6. Industrial control systems and instrumentation.
7. Automotive electronics and battery management systems.

Detailed and Complete Alternative Models

1. TL431BQDBZR: SOT-23 package, 1000 units per reel, ±0.5% accuracy.
2. TLV431AIDBVR: SOT-23 package, 3000 units per reel, ±0.5% accuracy, adjustable output voltage.
3. LM4040CIM3-2.5/NOPB: SOT-23 package, 3000 units per reel, ±0.5% accuracy, fixed 2.5V output voltage.

These alternative models offer similar functionality and characteristics to the TLV431BH6TA, providing options based on specific requirements and preferences.

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