Overview
The TLV431ASNT1G is a precision low voltage adjustable shunt regulator produced by onsemi. This device is part of the TLV431A series, known for its high accuracy and versatility in various applications. The TLV431ASNT1G operates over a wide voltage range of 1.24 V to 16 V, making it an excellent replacement for zener diodes in circuits requiring precise reference voltages. It is available in a micro miniature TSOP-5 (SC-74A, SOT-25) package, which is surface mountable, enhancing its suitability for compact and modern electronic designs.
Key Specifications
| Specification | Value | Unit |
|---|---|---|
| Shunt Type | Shunt | |
| Output Type | Adjustable | |
| Reference Voltage | 1.24 V | V |
| Output Voltage Range | 1.24 V to 16 V | V |
| Accuracy at 25°C | ±1.0% | |
| Accuracy over Temperature Range (-40°C to 85°C) | ±2.0% | |
| Output Impedance | 0.20 Ω | Ω |
| Cathode Current Range | 0.1 mA to 20 mA | mA |
| Power Dissipation | 0.13 W | W |
| Operating Temperature Range | -40°C to +85°C | °C |
| Package Style | TSOP-5 (SC-74A, SOT-25) | |
| Mounting Method | Surface Mount |
Key Features
- Programmable Output Voltage Range of 1.24 V to 16 V
- Voltage Reference Tolerance ±1.0% for A Series and ±0.5% for B Series
- Sharp Low Current Turn-On Characteristic
- Low Dynamic Output Impedance of 0.20 Ω from 100 µA to 20 mA
- Wide Operating Current Range of 50 µA to 20 mA
- Micro Miniature TSOP-5, SOT-23-3, and TO-92-3 Packages
- Pb-Free and Halide-Free Devices
Applications
- Low Output Voltage (3.0 V to 3.3 V) Switching Power Supply Error Amplifier
- Adjustable Voltage or Current Linear and Switching Power Supplies
- Voltage Monitoring
- Current Source and Sink Circuits
- Analog and Digital Circuits Requiring Precision References
- Low Voltage Zener Diode Replacements
Q & A
- What is the reference voltage of the TLV431ASNT1G?
The reference voltage of the TLV431ASNT1G is 1.24 V.
- What is the output voltage range of the TLV431ASNT1G?
The output voltage range is from 1.24 V to 16 V.
- What is the accuracy of the TLV431ASNT1G at 25°C?
The accuracy at 25°C is ±1.0%.
- What is the operating temperature range of the TLV431ASNT1G?
The operating temperature range is -40°C to +85°C.
- What package style is the TLV431ASNT1G available in?
The TLV431ASNT1G is available in a TSOP-5 (SC-74A, SOT-25) package.
- Can the TLV431ASNT1G be used as a replacement for zener diodes?
- What are some common applications of the TLV431ASNT1G?
- Is the TLV431ASNT1G Pb-Free and Halide-Free?
- What is the typical output impedance of the TLV431ASNT1G?
- Can the TLV431ASNT1G be used in isolated switching power supplies?
