Overview
The FSFR1900 is an AC DC Controllers And Regulator made by onsemi in a SIP-9 package with 9 pins. -40℃~+130℃ 11.3V~25V 300W 300kHz 50% 500V Half-Bridge Isolation Over Voltage Protection、Over Current Protection、Overtemperature protection (OTP) SIP-9 Power Distribution Switches ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:FSFR1800L, from EasyEDA) and its footprint (EasyEDA_Cloud:SIP-9_ONSEMI_FSFRXX00XS, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C3094579).
Symbol
Footprint
Order codes
1- FSFR1900LCSC C3094579
Pinout
9| Pin | Name | Type |
|---|---|---|
| 1 | VDL | Unspecified |
| 2 | CON | Unspecified |
| 3 | RT | Unspecified |
| 4 | CS | Unspecified |
| 5 | SG | Unspecified |
| 6 | PG | Unspecified |
| 7 | LVCC | Unspecified |
| 9 | HVCC | Unspecified |
| 10 | VCTR | Unspecified |
Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/onsemi/FSFR1900" title="FSFR1900 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/FSFR1900.jpg" alt="FSFR1900" width="1200" height="900">[](https://pcbkit.io/parts/onsemi/FSFR1900)Questions
Is there a KiCad symbol and footprint for the FSFR1900?
Yes. The symbol is EasyEDA_Cloud:FSFR1800L and the footprint EasyEDA_Cloud:SIP-9_ONSEMI_FSFRXX00XS, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the FSFR1900?
SIP-9, with 9 pins. Its footprint is drawn on this page.
Where is the FSFR1900 datasheet?
onsemi publishes it: the Datasheet link on this page opens it.
Where can I order the FSFR1900?
JLCPCB lists it as part C3094579, with 0 in stock; the sellers' links on this page open their listings.
What can replace the FSFR1900?
Parts like it in the library: the FSFR1600XS by onsemi, the FSFR1700HS by onsemi and the FSFR2100U by onsemi. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Parts like it
3
FSFR1600XS
SIP-9-40℃~+130℃ 10V~25V 300kHz 50% 500V Adjustable soft-start、Under-voltage lockout Half-Bridge Isolation SIP-9 AC-DC Controllers and Regulators ROHSonsemiAC-DC Controllers And RegulatorsFSFR1700HS
SIP-9-40℃~+130℃@(Tj) 10V~25V 200W 50% 500V 600kHz Half-Bridge Isolation Over Voltage Protection、Over Current Protection、Over Temperature Protection SIP-9 AC-DC Controllers and Regulators ROHSonsemiAC-DC Controllers And RegulatorsFSFR2100U
SIP-9-40℃~+130℃ 11.3V~25V 300kHz 400W 50% 500V Half-Bridge Isolation Over Voltage Protection、Over Current Protection、Overtemperature protection (OTP) SIP-9 Power Distribution Switches ROHSonsemiAC-DC Controllers And Regulators