Description
The TL431IDBZR is an adjustable precision shunt regulator from Texas Instruments, offering a voltage reference of 2.495V to 36V with ±2.2% accuracy. It features a sink current capability of 1mA to 100mA and operates over a wide temperature range of -40°C to 125°C. The device is available in a small SOT-23 package, making it suitable for various applications.
The TL431IDBZR is commonly used in voltage regulation applications such as voltage monitoring, overvoltage protection, battery chargers, power supplies, and LED driver circuits. It also finds use in audio equipment, electronic instrumentation, and automotive applications where precise voltage regulation and reference voltage generation are required.
Features
According to the product information, the features of TL431IDBZR are:
- Adjustable precision shunt regulator
- Voltage reference of 2.495 V to 36 V with a typical dynamic output impedance of 0.22 Ω
- Sink current capability of 1 mA to 100 mA
- Wide operating temperature range of -40°C to 125°C
- Available in a small SOT-23 package
Package
The package type of TL431IDBZR is SOT-23-3.
Pinout
The TL431IDBZR has a 3-pin package (SOT-23-3). The pins are:
- Pin 1: Output (VOUT) - Adjustable voltage output
- Pin 2: Input (VIN) - Input voltage for the regulator
- Pin 3: Compensation (COMP) - Compensation pin for adjusting the regulation loop
This IC is an adjustable precision shunt regulator, and its primary function is to provide a stable reference voltage that can be adjusted over a wide range.
Manufacturer
The manufacturer of the TL431IDBZR is Texas Instruments (TI), a leading global semiconductor company that designs, manufactures, tests, and sells analog and embedded processing chips. TI is a well-established company with a wide range of products used in various industries such as automotive, industrial, medical, consumer electronics, and more.
Applications
The TL431IDBZR is commonly used in voltage regulation applications such as voltage monitoring, overvoltage protection, battery chargers, power supplies, and LED driver circuits. It's also utilized in audio equipment, electronic instrumentation, and automotive applications for precise voltage regulation and reference voltage generation.
Equivalent
The equivalent products of TL431IDBZR are:
- LM79L05 (National Semiconductor)
- NCP780 (ON Semiconductor)
- REF3020 (Texas Instruments)
These devices offer similar adjustable shunt regulator functionality, with varying voltage ranges and precision levels. However, please note that each product may have unique characteristics, such as operating temperature range or package type, which should be considered when selecting a replacement part.
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