TL431 Description
Three-terminal shunt regulator family with an output voltage range between Vref = 2.495 V and 36 V, to be set by two external resistors.
TL431 Key Features
- Programmable output voltage up to 36 V
- Three different reference voltage tolerances
- Standard grade: 2 %
- A-Grade: 1 %
- B-Grade: 0.5 %
- Typical temperature drift: 9 mV (in a range of 0 °C up to 70 °C)
- Low output noise
- Typical output impedance: 0.2 Ω
- Sink current capability: 1 mA to 100 mA
- AEC-Q100 qualified (grade 1) [1]