Overview
The TLVH431ACDBZR is a three-terminal adjustable shunt regulator produced by Texas Instruments. This device is part of the TLVH431 series, known for its precision and versatility in voltage regulation. The TLVH431ACDBZR is designed to provide a stable reference voltage, making it suitable for a wide range of applications including on-board regulation, adjustable power supplies, and switching power supplies. It operates over a temperature range of 0°C to 70°C, ensuring reliability in various environmental conditions.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOT-23-3, TO-236-3, SC-59 |
| Reference Type | Shunt, Adjustable |
| Output Voltage Range | 1.24V to 18V |
| Output Current | Up to 70mA |
| Tolerance | ±1% |
| Operating Temperature Range | 0°C to 70°C |
| Mounting Type | Surface Mount |
| Cathode Current | 100µA |
Key Features
- Adjustable output voltage from 1.24V to 18V using two external resistors.
- Low output impedance of 0.2Ω.
- Sharp turn-on characteristic, making it an excellent replacement for Zener diodes.
- Low output noise.
- Sink-current capability from 1mA to 100mA.
- Reference voltage tolerance of ±1% at 25°C.
- Operates over a temperature range of 0°C to 70°C.
Applications
- On-board voltage regulation.
- Adjustable power supplies.
- Switching power supplies.
- Voltage reference circuits.
- Automotive, commercial, and military applications due to its thermal stability over a wide temperature range.
Q & A
- What is the TLVH431ACDBZR used for?
The TLVH431ACDBZR is used as a three-terminal adjustable shunt regulator for applications such as on-board regulation, adjustable power supplies, and switching power supplies.
- What is the output voltage range of the TLVH431ACDBZR?
The output voltage range of the TLVH431ACDBZR is from 1.24V to 18V.
- What is the typical output impedance of the TLVH431ACDBZR?
The typical output impedance of the TLVH431ACDBZR is 0.2Ω.
- What is the operating temperature range of the TLVH431ACDBZR?
The operating temperature range of the TLVH431ACDBZR is from 0°C to 70°C.
- How is the output voltage of the TLVH431ACDBZR adjusted?
The output voltage of the TLVH431ACDBZR can be adjusted using two external resistors.
- What are the key applications of the TLVH431ACDBZR?
The key applications include on-board regulation, adjustable power supplies, switching power supplies, and voltage reference circuits.
- What is the tolerance of the reference voltage at 25°C for the TLVH431ACDBZR?
The tolerance of the reference voltage at 25°C for the TLVH431ACDBZR is ±1%.
- What is the sink-current capability of the TLVH431ACDBZR?
The sink-current capability of the TLVH431ACDBZR ranges from 1mA to 100mA.
- Is the TLVH431ACDBZR RoHS compliant?
- What package types are available for the TLVH431ACDBZR?
The TLVH431ACDBZR is available in SOT-23-3, TO-236-3, and SC-59 packages.
