

Overview
The FDMS6681Z is a MOSFET made by onsemi in a Power56-8 package with 8 pins. -55℃~+150℃ 1 P-Channel 1.345nF 1.54nF 2.5W 21.1A 3.2mΩ@10V 30V 3V 7.803nF 97nC@5V、172nC@10V P-Channel Power56-8 MOSFETs ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:AO4447A, from EasyEDA) and its footprint (EasyEDA_Cloud:POWER56_L5.0-W6.0-P1.27-LS6.6-BL, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C192686). 3 open-source boards in 2 repositories on GitHub use it.
Symbol
Footprint
Parameters
13- Current - Continuous Drain(Id)
- 21.1A
- Drain to Source Voltage
- 30V
- Gate Charge(Qg)
- 172nC@10V, 97nC@5V
- Gate Threshold Voltage (Vgs(th))
- 3V
- Input Capacitance(Ciss)
- 7.803nF
- Number
- 1 P-Channel
- Operating Temperature
- -55℃~+150℃
- Output Capacitance(Coss)
- 1.54nF
- Pd - Power Dissipation
- 2.5W
- RDS(on)
- 3.2mΩ@10V
- Reverse Transfer Capacitance (Crss@Vds)
- 1.345nF
- Type
- P-Channel
- Vgs
- ±25V
Order codes
1- FDMS6681ZLCSC C192686
Pinout
8| Pin | Name | Type |
|---|---|---|
| 1 | S | Unspecified |
| 2 | S | Unspecified |
| 3 | S | Unspecified |
| 4 | G | Unspecified |
| 5 | D | Unspecified |
| 6 | D | Unspecified |
| 7 | D | Unspecified |
| 8 | D | Unspecified |
Open-source boards using it
All 3- 2 layers188.4 × 185 mm

- 2 layers

- 2 layers124.6 × 134.4 mm

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<iframe src="https://pcbkit.io/embed/parts/onsemi/FDMS6681Z" title="FDMS6681Z in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/onsemi/FDMS6681Z.jpg" alt="FDMS6681Z" width="1200" height="900">[](https://pcbkit.io/parts/onsemi/FDMS6681Z)Questions
Is there a KiCad symbol and footprint for the FDMS6681Z?
Yes. The symbol is EasyEDA_Cloud:AO4447A and the footprint EasyEDA_Cloud:POWER56_L5.0-W6.0-P1.27-LS6.6-BL, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the FDMS6681Z?
Power56-8, with 8 pins. Its footprint is drawn on this page.
Where is the FDMS6681Z datasheet?
onsemi publishes it: the Datasheet link on this page opens it.
Where can I order the FDMS6681Z?
JLCPCB lists it as part C192686, with 0 in stock; the sellers' links on this page open their listings.
Which open-source boards use the FDMS6681Z?
3 boards in 2 repositories on GitHub; the most starred are listed on this page, with their KiCad files.