Overview
The ULC0544M is an ESD And Surge Protection made by Leiditech in a MSOP-10 package with 10 pins. -55℃~+125℃ 0.6pF 100W@8/20us 20V 500nA 5A@8/20us 5V 6V Four channels IEC 61000-4-2、IEC 61000-4-5、IEC 61000-4-4 TVS MSOP-10 ESD and Surge Protection (TVS/ESD) ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:ULC0544M, from EasyEDA) and its footprint (Package_SO:MSOP-10_3x3mm_P0.5mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C490623).
Symbol
Footprint
Parameters
13- Breakdown Voltage
- 6V
- Clamping Voltage
- 20V
- Junction Capacitance
- 0.6pF
- Maximum Clamping Voltage
- 20V
- Number of Channels
- Four channels
- Operating Temperature
- -55℃~+125℃
- Peak Pulse Current (Ipp)
- 5A@8/20us
- Peak Pulse Power Dissipation (Ppp)
- 100W@8/20us
- Reverse Leakage Current (Ir)
- 500nA
- Reverse Stand-Off Voltage (Vrwm)
- 5V
- Type
- TVS
- Voltage - Breakdown
- 6V
- level of protection
- IEC 61000-4-2, IEC 61000-4-5, IEC 61000-4-4
Order codes
1- ULC0544MLCSC C490623
Pinout
10| Pin | Name | Type |
|---|---|---|
| 1 | K | Unspecified |
| 2 | K | Unspecified |
| 3 | GND | Unspecified |
| 4 | K | Unspecified |
| 5 | K | Unspecified |
| 6 | NC | Unspecified |
| 7 | NC | Unspecified |
| 8 | VCC | Unspecified |
| 9 | NC | Unspecified |
| 10 | NC | Unspecified |
Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/leiditech/ULC0544M" title="ULC0544M in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/leiditech/ULC0544M.jpg" alt="ULC0544M" width="1200" height="900">[](https://pcbkit.io/parts/leiditech/ULC0544M)Questions
Is there a KiCad symbol and footprint for the ULC0544M?
Yes. The symbol is EasyEDA_Cloud:ULC0544M and the footprint Package_SO:MSOP-10_3x3mm_P0.5mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the ULC0544M?
MSOP-10, with 10 pins. Its footprint is drawn on this page.
Where is the ULC0544M datasheet?
Leiditech publishes it: the Datasheet link on this page opens it.
Where can I order the ULC0544M?
JLCPCB lists it as part C490623, with 0 in stock; the sellers' links on this page open their listings.
What can replace the ULC0544M?
Parts like it in the library: the RCLAMP0514M by TECH PUBLIC, the RCLAMP0544M by TECH PUBLIC, the TPD4S009DGSR-TP by TECH PUBLIC and the TPE0514M10 by TECH PUBLIC. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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