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TL431BILPR
+NomenclatureIC VREF SHUNT ADJ 0.5% TO92-3
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FabricantTexas Instruments
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Pièce fabricant #TL431BILPR
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Package TO-92
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En stock5258
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| Reference Type | Shunt |
| Output Type | Adjustable |
| Voltage - Output (Min/Fixed) | 2.495V |
| Voltage - Output (Max) | 36 V |
| Current - Output | 100 mA |
| Tolerance | ±0.5% |
| Current - Cathode | 700 µA |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Through Hole |
Présentation
Description
Key features of the TL431BILPR include its adjustable output voltage, which can be set from 2.5V to 36V, and its tight voltage tolerance, which ensures accuracy and reliability. It operates over a wide temperature range, typically from -40°C to 85°C, making it suitable for various industrial and consumer applications. The device comes in a small, surface-mount package, allowing for compact circuit designs.
The TL431BILPR also features low output noise and low dynamic output impedance, which are essential for precision applications where stable voltage is crucial. Its versatility and reliability make it a popular choice among engineers for use in anything from simple voltage regulation to more complex circuits requiring precise voltage control.
Equivalent
1. LM431 - by Texas Instruments and ON Semiconductor
2. KA431 - by Samsung
3. AZ431 - by Diodes Incorporated
4. AS431 - by Diodes Incorporated
5. TL1431 - by various manufacturers
These components serve similar functions as adjustable shunt regulators in applications where voltage references are crucial. Always check datasheets for compatibility concerning specific parameters and performance.
Features
1. Voltage Reference: It provides an adjustable shunt regulator voltage, typically adjustable from 2.5V to 36V, which is suitable for use in a variety of applications.
2. Accuracy: The device offers high precision with a typical voltage tolerance of ±1% (B-grade).
3. Temperature Stability: It has excellent temperature stability, allowing it to maintain consistent performance across a wide temperature range.
4. Low Dynamic Output Impedance: This feature ensures minimal variation in output voltage with changes in current, enhancing its stability and performance.
5. Wide Operating Current Range: The TL431BILPR can operate with a cathode current from 1 mA to 100 mA, making it versatile for different circuit requirements.
6. Package Options: It is available in various package options, allowing for flexibility in design and application.
7. Applications: Commonly used in power supply applications, voltage monitoring, and as a reference in analog-to-digital converters.
These features make the TL431BILPR a reliable and versatile component for precision voltage regulation tasks.
Pinout
1. Cathode (Pin 1): This is the negative terminal of the internal reference voltage. It is connected to the ground or negative side of the circuit.
2. Anode (Pin 2): This is the positive terminal of the device. It is connected to the positive side of the circuit.
3. Reference (Pin 3): This is the input for the reference voltage. By applying a voltage to this pin, the output voltage can be controlled.
The TL431 can operate as a shunt regulator by controlling the current that flows through it, providing a stable reference voltage over a wide range of operating conditions. It is commonly used in power supply regulation, over-voltage protection, and voltage monitoring applications.