Skip to the content
PCBKitNew board
BD645 on a board, in 3D

BD645

SPTECH

-65℃~+150℃ 2.5V 200uA 2V、2.5V 5V 60V 62.5W 750 8A NPN TO-220C Darlington Transistors ROHS

Extended
JLCPCBLCSCsptech/BD645
Category
Bipolar (BJT)
Package
TO-220C
Pins
3

Overview

The BD645 is a bipolar made by SPTECH in a TO-220C package with 3 pins. -65℃~+150℃ 2.5V 200uA 2V、2.5V 5V 60V 62.5W 750 8A NPN TO-220C Darlington Transistors ROHS.

PCBKit's library has its KiCad symbol (Pinmap_Generic:Q_NPN_1B_2C_3E, from PCBKit's generic symbols) and its footprint (EasyEDA_Cloud:TO-220-3_L10.0-W4.5-P2.54-L-1, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C2907700).

Symbol

Pinmap_Generic:Q_NPN_1B_2C_3EFrom PCBKit's generic symbols

Footprint

123
EasyEDA_Cloud:TO-220-3_L10.0-W4.5-P2.54-L-1From EasyEDA

Parameters

10
Collector - Emitter Voltage VCEO
60V
Current - Collector Cutoff
200uA
Current - Collector(Ic)
8A
DC Current Gain
750
Emitter-Base Voltage VEBO
5V
Operating Temperature
-65℃~+150℃
Pd - Power Dissipation
62.5W
Type
NPN
Vbe On(VBE(on))
2.5V
Vce Saturation(VCE(sat))
2V；2.5V

Order codes

1

Pinout

3
The pins of the BD645
PinNameType
1BInput
2CPassive
3EPassive

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/sptech/BD645" title="BD645 in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe>
A picture
<img src="https://pcbkit.io/embed/parts/sptech/BD645.jpg" alt="BD645" width="1200" height="900">
A picture that opens the part, for a README
[![BD645](https://pcbkit.io/embed/parts/sptech/BD645.jpg?size=s)](https://pcbkit.io/parts/sptech/BD645)

Questions

Is there a KiCad symbol and footprint for the BD645?

Yes. The symbol is Pinmap_Generic:Q_NPN_1B_2C_3E and the footprint EasyEDA_Cloud:TO-220-3_L10.0-W4.5-P2.54-L-1, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the BD645?

TO-220C, with 3 pins. Its footprint is drawn on this page.

Where can I order the BD645?

JLCPCB lists it as part C2907700, with 0 in stock; the sellers' links on this page open their listings.

What can replace the BD645?

Parts like it in the library: the D45VH10 by onsemi, the D44VH10 by onsemi, the MJE5852 by onsemi and the ST13007 by STMicroelectronics. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8