Audio Power Mosfet IC TL431ACZ Programmable Voltage Reference
multi emitter transistor
,silicon power transistors
Audio Power Mosfet IC TL431ACZ Programmable Voltage Reference
TL431
Programmable voltage reference
Features
■ Adjustable output voltage: 2.5 to 36 V
■ Sink current capability: 1 to 100 mA
■ Typical output impedance: 0.22 Ω
■ 1% and 2% voltage precision
Description
The TL431 is a programmable shunt voltage reference with guaranteed temperature stability over the entire operating temperature range.
The output voltage may be set to any value between 2.5 V and 36 V with two external resistors.
The TL431 operates with a wide current range from 1 to 100 mA with a typical dynamic impedance of 0.22 Ω.
Package information
In order to meet environmental requirements,
STMicroelectronics offers these devices in ECOPACK®
packages. These packages have a lead-free second l
evel interconnect. The category of second level
nterconnect is marked on the package and on the inner
box label, in compliance with JEDEC Standard JESD97.
Reference input voltage deviation over temperature range
| Symbol | Parameter | Value | Unit |
| VKA | Cathode to anode voltage | Vref to 36 | V |
| Ik | Cathode current | 1 to 100 | mA |
| Toper |
Operating free-air temperature range TL431C/AC TL431I/AI |
0 to +70 -40 to +105 |
°C |
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