Power integrations Scale-2 1SC0450E2B0, Applications Manual, Page: 7 / 25

SCALE™-2 1SC0450E2B0
Preliminary Description & Application Manual
www.power.com/igbt-driver Page 7
Pin Designation
Pin No. and Name Function
Primary Side
1 SO Status output primary side; normally pulled up to VCC over a 10kΩ resistor, pulled
down to low in case of a fault
2 GND Ground
3 VCC Supply voltage; 15V supply for primary side
4 VDC DC/DC converter supply
5 GND Ground
Secondary Side
6 VGB Gate-boosting power supply
7 VISO DC/DC output
8 COM Secondary-side ground
9 CSHD Set turn-off delay after fault detection; capacitor to COM
10 GH Gate high; pulls gate high through turn-on resistor
11 GBS Gate-boosting signal
12 VE IGBT emitter
13 GL Gate low; pulls gate low through turn-off resistor
14 ACL Active clamping feedback; leave open if not used
15 REF Set V
CE
detection threshold through resistor to VE
16 VCE V
CE
sense; connect to IGBT collector through impedance network
17 COM Secondary-side ground
18 VISO DC/DC output
19 COM Secondary-side ground
20 COM Secondary-side ground
21 COM Secondary-side ground
22 IN Gate driving input; Inverted non-isolated signal input
23 COM Secondary-side ground
24 COM Secondary-side ground
25 COM Secondary-side ground
26 OUT Status output and external fault input
27 COM Secondary-side ground
28 COM Secondary-side ground
29 COM Secondary-side ground
30 OUT Status output and external fault input
31 OUT Status output and external fault input
32 COM Secondary-side ground