
Overview
The TL431 is a voltage Reference made by XCH in a TO-92 package with 5 pins. TO-92 Voltage Reference ROHS.
PCBKit's library has its footprint (Package_TO_SOT_THT:TO-92L, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C55087368).
Symbol
The library has no symbol for this part yet.
Footprint
Parameters
4- Minimum Cathode Current for Regulation
- 150uA
- Output Type
- Adjustable
- Output Voltage
- 2.5V~36V
- Temperature Coefficient
- 50ppm/℃
Order codes
1- TL431LCSC C55087368
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Is there a KiCad symbol and footprint for the TL431?
Yes. the footprint Package_TO_SOT_THT:TO-92L, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the TL431?
TO-92, with 5 pins. Its footprint is drawn on this page.
Where can I order the TL431?
JLCPCB lists it as part C55087368, with 0 in stock; the sellers' links on this page open their listings.
What can replace the TL431?
Parts like it in the library: the ALJTL431A by ALJ, the TL431(0.5%) by UMW, the TL431IZT by STMicroelectronics and the LM385LPR-1-2 by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Parts like it
8ALJTL431A
TO-92-60℃~+125℃ 100mA 2.495V~40V 500uA 50ppm/℃ Adjustable ±2% TO-92 Voltage Reference ROHSALJVoltage ReferenceTL431(0.5%)
TO-92-40℃~+85℃ 100mA 2.495V~36V 500uA 50ppm/℃ Adjustable Parallel ±0.5% TO-92 Voltage Reference ROHSUMWVoltage ReferenceTL431IZT
TO-92-40℃~+105℃@(Ta) 100mA 2.495V~36V 2.5V~36V Adjustable Parallel ±2% TO-92 Voltage Reference ROHSSTMicroelectronicsVoltage ReferenceLM385LPR-1-2
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TO-920℃~+70℃ 10mA 2.5V 400uA Fixed Parallel ±1% TO-92 Voltage Reference ROHSHANSCHIP semiconductorVoltage ReferenceLM336Z-2.5
TO-920℃~+70℃ 10mA 400uA 4V~6V 5V Fixed Parallel ±1% TO-92 Voltage Reference ROHSHGSEMIVoltage Reference