
Overview
The FOD817AS is a transistor, Photovoltaic Output Optoisolator made by onsemi in a SMD-4P package with 4 pins. -30℃~+100℃ 1 1.2V 100mV@1mA,20mA 160% 3us 4us@2mA,100Ω 50mA 50mA 5kV 6V 70V 80% DC Phototransistor SOP-4-2.54mm Transistor, Photovoltaic Output Optoisolators ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:HT-817S1-DTP1-F, from EasyEDA) and its footprint (EasyEDA_Cloud:SMD-4_L6.5-W4.6-P2.54-LS10.2-BL, from EasyEDA), ready for a KiCad board. 3,524 are in stock at JLCPCB (part C6658).
Symbol
Footprint
Parameters
16- Current Transfer Ratio (CTR) Maximum/Saturation Value
- 160%
- Current Transfer Ratio (CTR) Minimum
- 80%
- Fall time
- 3us
- Forward Current(If)
- 50mA
- Input type
- DC
- Isolation Voltage(Vrms)
- 5kV
- Load Voltage
- 70V
- Number of Outputs
- 1
- Operating Temperature
- -30℃~+100℃
- Output Current
- 50mA
- Output Type
- Phototransistor
- Reverse Voltage
- 6V
- Rise time
- 4us@2mA,100Ω
- Total Power Dissipation(Pd)
- 200mW
- Vce Saturation(VCE(sat))
- 100mV@1mA,20mA
- Voltage - Forward(Vf)
- 1.2V
Order codes
2- FOD817ASLCSC C243067
- FOD817ASLCSC C6658
Pinout
4| Pin | Name | Type |
|---|---|---|
| 1 | 1 | Unspecified |
| 2 | 2 | Unspecified |
| 3 | 3 | Unspecified |
| 4 | 4 | Unspecified |
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<iframe src="https://pcbkit.io/embed/parts/onsemi/FOD817AS" title="FOD817AS 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/FOD817AS.jpg" alt="FOD817AS" width="1200" height="900">[](https://pcbkit.io/parts/onsemi/FOD817AS)Questions
Is there a KiCad symbol and footprint for the FOD817AS?
Yes. The symbol is EasyEDA_Cloud:HT-817S1-DTP1-F and the footprint EasyEDA_Cloud:SMD-4_L6.5-W4.6-P2.54-LS10.2-BL, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the FOD817AS?
SMD-4P, with 4 pins. Its footprint is drawn on this page.
Where is the FOD817AS datasheet?
onsemi publishes it: the Datasheet link on this page opens it.
Where can I order the FOD817AS?
JLCPCB lists it as part C6658, with 3,524 in stock; the sellers' links on this page open their listings.
What can replace the FOD817AS?
Parts like it in the library: the PC814BS by AOTE, the TLP521GB-S by AOTE, the AM817S(B)(T1)-FG by Amicc and the HTLP521GB-S by HXY MOSFET. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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