
Overview
The UTC494 is an AC DC Controllers And Regulator made by YW in a DIP-16 package with 16 pins. DIP-16 AC-DC Controllers and Regulators ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:UTC494, from EasyEDA) and its footprint (Package_DIP:DIP-16_W8.89mm_SMDSocket_LongPads, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C557744).
Symbol
Footprint
Order codes
1- UTC494LCSC C557744
Pinout
16| Pin | Name | Type |
|---|---|---|
| 1 | IN1+ | Unspecified |
| 2 | IN1- | Unspecified |
| 3 | CMPEN | Unspecified |
| 4 | DTC | Unspecified |
| 5 | CT | Unspecified |
| 6 | RT | Unspecified |
| 7 | GND | Unspecified |
| 8 | C1 | Unspecified |
| 9 | E1 | Unspecified |
| 10 | E2 | Unspecified |
| 11 | C2 | Unspecified |
| 12 | VCC | Unspecified |
| 13 | CNTLO | Unspecified |
| 14 | VREF | Output |
| 15 | IN2- | Unspecified |
| 16 | IN2+ | Unspecified |
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<iframe src="https://pcbkit.io/embed/parts/yw/UTC494" title="UTC494 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/yw/UTC494.jpg" alt="UTC494" width="1200" height="900">[](https://pcbkit.io/parts/yw/UTC494)Questions
Is there a KiCad symbol and footprint for the UTC494?
Yes. The symbol is EasyEDA_Cloud:UTC494 and the footprint Package_DIP:DIP-16_W8.89mm_SMDSocket_LongPads, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the UTC494?
DIP-16, with 16 pins. Its footprint is drawn on this page.
Where can I order the UTC494?
JLCPCB lists it as part C557744, with 0 in stock; the sellers' links on this page open their listings.
What can replace the UTC494?
Parts like it in the library: the SG3525AN by onsemi, the SG3525AN(XBLW) by XBLW, the SG3525N by HGSEMI and the SG3524N by HGSEMI. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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