Overview
The BL3073 is an uncategorised made by Galaxy Microelectronics in a DIP-6L package with 6 pins.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:HL3053, from EasyEDA) and its footprint (EasyEDA_Cloud:DIP-6_L7.3-W6.5-P2.54-LS7.6-BL, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C41425728).
Symbol
Footprint
Parameters
12- Current - Surge(Itsm)
- 1A
- Forward Current
- 60mA
- Holding Current (Ih)
- 250uA
- Isolation Voltage(Vrms)
- 5kV
- Load Voltage
- 800V
- Number of Channels
- 1
- Number of terminals
- 6
- Operating Temperature
- -55℃~+100℃
- Output Current(It(rms))
- 100mA
- Power Dissipation
- 330mW
- Static dv/dt
- 1000V/us
- Voltage - Forward(Vf)
- 1.36V
Order codes
1- BL3073LCSC C41425728
Pinout
6| Pin | Name | Type |
|---|---|---|
| 1 | ANODE | Unspecified |
| 2 | CATHODE | Unspecified |
| 3 | NC | Unspecified |
| 4 | TERMINAL | Unspecified |
| 5 | NC | Unspecified |
| 6 | TERMINAL | Unspecified |
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<iframe src="https://pcbkit.io/embed/parts/galaxy-microelectronics/BL3073" title="BL3073 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/galaxy-microelectronics/BL3073.jpg" alt="BL3073" width="1200" height="900">[](https://pcbkit.io/parts/galaxy-microelectronics/BL3073)Questions
Is there a KiCad symbol and footprint for the BL3073?
Yes. The symbol is EasyEDA_Cloud:HL3053 and the footprint EasyEDA_Cloud:DIP-6_L7.3-W6.5-P2.54-LS7.6-BL, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the BL3073?
DIP-6L, with 6 pins. Its footprint is drawn on this page.
Where is the BL3073 datasheet?
Galaxy Microelectronics publishes it: the Datasheet link on this page opens it.
Where can I order the BL3073?
JLCPCB lists it as part C41425728, with 0 in stock; the sellers' links on this page open their listings.
What can replace the BL3073?
Parts like it in the library: the BL3063 by Galaxy Microelectronics, the BL3021 by Galaxy Microelectronics and the CNY17-4 by Vishay Intertechnology. Check their datasheets: a part that fits the footprint may still differ in its ratings.
