2 layers42 × 42 mm
Overview
The STWD100PYW83F is a supervisor And Reset IC made by STMicroelectronics in a SC-70-5 package with 5 pins. -40℃~+125℃@(TA) 1 1.6ms 13uA 2.7V~5.5V Active Low Open-drain、Push-pull Watchdog Timer Watchdog timer SC-70-5 Supervisor and Reset ICs ROHS.
PCBKit's library has its KiCad symbol (Analog & Interface:STWD100, from CERN's library) and its footprint (Package_TO_SOT_SMD:SOT-353_SC-70-5, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C155589). 1 open-source board in 1 repository on GitHub use it.
Symbol
Footprint
Parameters
9- ChipType
- Watchdog Timer
- Function
- Watchdog timer
- Number of Voltages Monitored
- 1
- Operating Temperature
- -40℃~+125℃@(TA)
- Output Type
- Open-drain, Push-pull
- Quiescent Current
- 13uA
- Reset Active Level
- Active Low
- Reset Timeout
- 1.6ms
- Voltage - Supply
- 2.7V~5.5V
Order codes
1- STWD100PYW83FLCSC C155589
Pinout
5| Pin | Name | Type |
|---|---|---|
| 1 | WDO | Output |
| 2 | GND | Power in |
| 3 | EN | Input |
| 4 | WDI | Input |
| 5 | VCC | Power in |
Open-source boards using it
All 1Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/st/STWD100PYW83F" title="STWD100PYW83F in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/st/STWD100PYW83F.jpg" alt="STWD100PYW83F" width="1200" height="900">[](https://pcbkit.io/parts/st/STWD100PYW83F)Questions
Is there a KiCad symbol and footprint for the STWD100PYW83F?
Yes. The symbol is Analog & Interface:STWD100 and the footprint Package_TO_SOT_SMD:SOT-353_SC-70-5, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the STWD100PYW83F?
SC-70-5, with 5 pins. Its footprint is drawn on this page.
Where is the STWD100PYW83F datasheet?
STMicroelectronics publishes it: the Datasheet link on this page opens it.
Where can I order the STWD100PYW83F?
JLCPCB lists it as part C155589, with 0 in stock; the sellers' links on this page open their listings.
What can replace the STWD100PYW83F?
Parts like it in the library: the TPS3803-01DCK by Texas Instruments, the LMS33460MG by Texas Instruments, the TPS3801K33DCK by Texas Instruments and the TPS3802K33DCK by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the STWD100PYW83F?
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.
Parts like it
8
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SC-70-5-40℃~+85℃@(TA) 1 1.6s 2.25V~5.5V 4uA Active Low Push-pull Watchdog Timer Watchdog timer SC-70-5 Supervisor and Reset ICs ROHSMaxim Integrated (Analog Devices)Supervisor And Reset ICsTPS3805H33MDCKREP
SC-70-5-55℃~+125℃ 1.3V~6V 2 3.05V 3uA 5us Active Low Push-pull Voltage monitor SC-70-5 Supervisor and Reset ICs ROHSTexas InstrumentsSupervisor And Reset ICs