

Overview
The STS8DN3LLH5 is a MOSFET made by STMicroelectronics in a SOIC-8 package with 8 pins.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:APM4953, from EasyEDA) and its footprint (Package_SO:SOIC-8_3.9x4.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C2970954). 4 open-source boards in 2 repositories on GitHub use it.
Symbol
Footprint
Parameters
13- Current - Continuous Drain(Id)
- 10A
- Drain to Source Voltage
- 30V
- Gate Charge(Qg)
- 5.4nC@15V
- Gate Threshold Voltage (Vgs(th))
- 1V
- Input Capacitance(Ciss)
- 724pF
- Number
- 2 N-Channel
- Operating Temperature
- -55℃~+150℃
- Output Capacitance(Coss)
- 132pF
- Pd - Power Dissipation
- 2.7W
- RDS(on)
- 22mΩ@4.5V
- Reverse Transfer Capacitance (Crss@Vds)
- 21pF
- Type
- N-Channel
- Vgs
- ±22V
Order codes
1- STS8DN3LLH5LCSC C2970954
Pinout
8| Pin | Name | Type |
|---|---|---|
| 1 | S1 | Unspecified |
| 2 | G1 | Unspecified |
| 3 | S2 | Unspecified |
| 4 | G2 | Unspecified |
| 5 | D2 | Unspecified |
| 6 | D2 | Unspecified |
| 7 | D1 | Unspecified |
| 8 | D1 | Unspecified |
Open-source boards using it
All 4- 2 layers

- 2 layers50 × 40 mm

- 2 layers82 × 23 mm

- 2 layers82 × 26 mm

Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/st/STS8DN3LLH5" title="STS8DN3LLH5 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/STS8DN3LLH5.jpg" alt="STS8DN3LLH5" width="1200" height="900">[](https://pcbkit.io/parts/st/STS8DN3LLH5)Questions
Is there a KiCad symbol and footprint for the STS8DN3LLH5?
Yes. The symbol is EasyEDA_Cloud:APM4953 and the footprint Package_SO:SOIC-8_3.9x4.9mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the STS8DN3LLH5?
SOIC-8, with 8 pins. Its footprint is drawn on this page.
Where is the STS8DN3LLH5 datasheet?
STMicroelectronics publishes it: the Datasheet link on this page opens it.
Where can I order the STS8DN3LLH5?
JLCPCB lists it as part C2970954, with 0 in stock; the sellers' links on this page open their listings.
What can replace the STS8DN3LLH5?
Parts like it in the library: the AO4407C by Alpha & Omega Semiconductor, the AO4485 by Alpha & Omega Semiconductor, the AO4264E by Alpha & Omega Semiconductor and the AO4468 by Alpha & Omega Semiconductor. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the STS8DN3LLH5?
4 boards in 2 repositories on GitHub; the most starred are listed on this page, with their KiCad files.
Parts like it
8AO4407C
SOIC-81 P-Channel 11.5mΩ@10V 14A 2.05nF 2.3V 3.1W 300pF 30V 330pF 40nC@10V SOIC-8 MOSFETs ROHSAlpha & Omega SemiconductorMOSFETsAO4485
SOIC-8-55℃~+150℃ 1 P-Channel 1.7V 10A 15mΩ@10V 180pF 3.1W 3nF 40V 55nC@10V SOIC-8 MOSFETs ROHSAlpha & Omega SemiconductorMOSFETsAO4264E
SOIC-8-55℃~+150℃ 1 N-channel 1.1nF 13.5A 2.4V 25nC@10V 28pF 300pF 60V 9.8mΩ SOIC-8 MOSFETs ROHSAlpha & Omega SemiconductorMOSFETsAO4468
SOIC-8-55℃~+150℃ 1 N-channel 1.2V 10.5A 115pF 15nC@10V 17mΩ@10V 3.1W 30V 888pF SOIC-8 MOSFETs ROHSAlpha & Omega SemiconductorMOSFETsAO4354
SOIC-8-55℃~+150℃ 1 N-channel 124pF 2.01nF 2.2V 23A 23nC@4.5V 3.1W 30V 5.3mΩ@4.5V SOIC-8 MOSFETs ROHSAlpha & Omega SemiconductorMOSFETsAO4480
SOIC-8-55℃~+150℃ 1 N-channel 1.92nF 100pF 11.5mΩ@10V 14A 22nC@10V 2V 3.1W 40V SOIC-8 MOSFETs ROHSAlpha & Omega SemiconductorMOSFETsSI4178DY
SO-8-55℃~+150℃ 1 N-channel 12A 2.8V 21mΩ@10V 3.2W 3.7nC@15V 30V 405pF 56pF SO-8 MOSFETs ROHSVishay IntertechnologyMOSFETsSI4835DDY
SO-8-55℃~+150℃ 1 P-Channel 1.96nF 13A 20W 30V 30mΩ@4.5V 325pF 380pF 3V 65nC@4.5V P-Channel SO-8 MOSFETs ROHSVishay IntertechnologyMOSFETs