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TLV431ACDBZR
+NomenclatureIC VREF SHUNT ADJ 1% SOT23-3
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FabricantTexas Instruments
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Pièce fabricant #TLV431ACDBZR
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Package SOT-23-3
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En stock7786
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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) | 1.24V |
| Voltage - Output (Max) | 6 V |
| Current - Output | 15 mA |
| Tolerance | ±1% |
| Current - Cathode | 80 µA |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount |
Présentation
Description
The TLV431ACDBZR is housed in a space-saving SOT-23 package, making it ideal for compact circuit designs. It features low output noise and a low dynamic impedance, contributing to its stability and precision. Typical applications include switching power supplies, battery-operated devices, and portable electronics. The device can be used in both single and split-supply configurations. Overall, the TLV431ACDBZR provides an efficient and reliable solution for circuits needing precise voltage reference.
Equivalent
1. LMV431 - by Texas Instruments
2. TL431 - by multiple manufacturers like ON Semiconductor, STMicroelectronics
3. KA431 - by Fairchild Semiconductor
4. NCP431 - by ON Semiconductor
5. AS431 - by Diodes Incorporated
These alternatives offer similar voltage reference functionality with varying specifications, so it's important to compare their electrical characteristics to ensure compatibility.
Features
1. Reference Voltage: It offers a 2.5V reference voltage with tight voltage tolerance (±0.5%).
2. Adjustment Range: The device allows the reference voltage to be adjusted from 2.5V to 36V using two external resistors.
3. Output Current Capability: It can sink currents ranging from 1 mA to 100 mA.
4. Low Temperature Coefficient: Ensures stable performance over temperature variations, enhancing accuracy.
5. Wide Operating Temperature Range: Operates between -40°C to +125°C, making it suitable for various environments.
6. Package Options: Available in surface-mount packages like SOT-23, enabling compact design layouts.
7. Low Cathode Current: Exhibits low minimum cathode current, reducing power consumption in low-power applications.
8. Application Versatility: Ideal for use in precision voltage reference, voltage monitoring, and power management applications.
These features make the TLV431ACDBZR a versatile and reliable choice for applications requiring accurate voltage reference over a wide range of conditions.
Pinout
1. Pin 1 (Reference/Control): This pin is connected to the adjustable voltage reference. By connecting a resistor divider network between this pin, the cathode, and the anode, the output voltage can be set to the desired level.
2. Pin 2 (Anode): This pin acts as the common ground or the negative side in the circuit. It is connected to the ground of the system.
3. Pin 3 (Cathode): This pin is the output where the regulated voltage is maintained. It is connected to the load and provides the feedback necessary for voltage regulation.
The TLV431ACDBZR can be used in various applications for voltage regulation, offering an adjustable output voltage range, and is often used in power supplies and battery charging systems.
Manufacturer
Application
1. Voltage Regulation: It acts as a reference in linear regulators and switching power supplies.
2. Data Acquisition Systems: Ensures accuracy and precision in ADCs and DACs.
3. Battery-Operated Devices: Provides stable voltage reference to enhance battery life.
4. Instrumentation and Measurement: Offers precise voltage references for accurate readings.
5. Power Management Systems: Used in monitoring and control circuits for power systems.
6. Consumer Electronics: Employed in devices requiring stable voltage reference for operation.
These applications leverage its stability, low temperature coefficient, and adjustable output voltage capabilities.