Low Voltage Regulator TLVH431
The TLVH431 by STMicroelectronics is a versatile single-channel, shunt-type voltage reference IC. It provides precise and adjustable output voltages up to 18V while operating in a broad temperature range (-40°C to 125°C), making it suitable for power management applications.
Description
Precision Perfected: TLVH431 - Your Shunt Voltage Reference
TLVH431 IC, an outstanding voltage reference, equipped with shunt technology, is designed for the most demanding power management applications. As part of the renowned STMicroelectronics family, you can trust its quality and precision.
Precision at Your Fingertips
The TLVH431 offers adjustable output voltage, ranging from 1.24V to a maximum of 18V. Its unparalleled versatility makes it an ideal choice for power supplies, voltage regulators, and precision circuits. Whether you need 0.25%, 0.5%, 1%, or 1.5% voltage precision, trust in STMicroelectronics for quality.
Efficiency Redefined
Operating at a mere 100 μA at 25°C, the TLVH431 ensures your devices remain energy-efficient. Its exceptional efficiency caters to power-restricted designs, and it promises top-notch performance under varying conditions, thanks to its maximum temperature coefficient of 100 ppm/°C.
Compact & Adaptable
Available in compact packages - SOT23-3L, SOT23-5L, and SOT323-6L - the TLVH431 fits seamlessly into space-constrained applications. This adaptability, combined with its precision and efficiency, makes it the preferred choice for engineers and designers.

Applications Beyond Limits
Engineers and designers in various fields depend on the TLVH431. From computers and battery chargers to data acquisition systems and energy management solutions, it's the invisible hero behind the scenes.
Experience Precision
The TLVH431's guaranteed temperature stability across the operational range sets it apart. Its low-power shunt voltage reference lets you set the output voltage precisely, from 1.24 V to 18 V, via an external resistor divider. With a wide current range, typical dynamic impedance of 0.22 Ω, and a sink current capability of up to 60 mA, it's a top performer.
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Product details:
- Basic Part Number: TLVH431
- Category: Integrated Circuits (IC), Power Management (PMIC)
- Voltage Reference: Voltage References
- Manufacturer: STMicroelectronics
- Technology: Shunt
- Subcategory: Voltage References
- Number of Channels: 1
- Adjustable Output: YES
- Number of Pins: 3
- Package / Case: TO-236-3, SC-59, SOT-23-3
- Reference Voltage: 1.24V
- Minimum Input Voltage: 1.24V
- Maximum Input Voltage: 22V
- Output Voltage: 18V (maximum)
- Maximum Output Current: 60mA
- Operating Temperature: -40°C to 125°C (TA)
- Temperature Coefficient: 100ppm/°C
- Package: Cut Tape (CT)
- MSL (Moisture Sensitivity Level): 1 (Unlimited)
- Termination Count: 3
- Pin Count: 3
- Output Type: Adjustable
- Output Quantity: 1
- Cathode Current: 200μA
- Noise - 10Hz to 10kHz: 30mVrms
- Radiation Hardening: No
- Surface Mount: YES
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