
Overview
The BAT54T is a schottky Diode made by FMS in a SOT-523-3 package with 3 pins. 30V 400mV@10mA SOT-523-3 Schottky Diodes ROHS.
PCBKit's library has its KiCad symbol (dk_Diodes-Rectifiers-Single:BAT54_Obsolete, from Digikey) and its footprint (digikey-footprints:SOT-23-3, from Digikey), ready for a KiCad board. 300 are in stock at JLCPCB (part C188282).
Symbol
Footprint
Parameters
2- Voltage - DC Reverse(Vr)
- 30V
- Voltage - Forward(Vf@If)
- 400mV@10mA
Order codes
1- BAT54TLCSC C188282
Pinout
3| Pin | Name | Type |
|---|---|---|
| 1 | — | Passive |
| 2 | — | Not connected |
| 3 | — | Passive |
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<iframe src="https://pcbkit.io/embed/parts/fms/BAT54T" title="BAT54T in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/fms/BAT54T.jpg" alt="BAT54T" width="1200" height="900">[](https://pcbkit.io/parts/fms/BAT54T)Questions
Is there a KiCad symbol and footprint for the BAT54T?
Yes. The symbol is dk_Diodes-Rectifiers-Single:BAT54_Obsolete and the footprint digikey-footprints:SOT-23-3, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the BAT54T?
SOT-523-3, with 3 pins. Its footprint is drawn on this page.
Where can I order the BAT54T?
JLCPCB lists it as part C188282, with 300 in stock; the sellers' links on this page open their listings.
What can replace the BAT54T?
Parts like it in the library: the BAT54-E3-08 by Vishay Intertechnology, the BAT54D by hongjiacheng, the BAT54FILMY by STMicroelectronics and the BAT54AHYFHT116 by ROHM Semiconductor. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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