acpl-h312 Avago Technologies, acpl-h312 Datasheet - Page 15

• Manufacturer Part Number: acpl-h312
• Description: 2.5 Amp Output Current Igbt Gate Driver Optocoupler With Low Icc & Uvlo In Stretched So8
• Manufacturer: Avago Technologies

5V
Typical Application Circuit
Figure 25 and 26 show two gate driver application circuit using ACPL-H312/K312. AN5336 application note describes
general method on gate drive optocoupler design
Figure 25. Recommended LED drive and application circuit
Figure 26. ACPL-H312/K312 typical application circuit with negative IGBT gate drive
15
5V
+ _
+ _
+ _
+ _ + _
270Ω
270Ω
1
1
1
2
2
2
3
3
3
4
4
4
1
2
3
4
8
8
8
7
7
7
6
6
6
5
5
5
8
7
6
5
0.1µF
0.1µF
R
PULL-DOWN
R
R
-
PULL-DOWN
G
R
-
G
+ _
+ _
+ _
+ _
+ _ + _
+ _
+ _
+ _
V
V
V
V
CC
EE
EE
EE
= 18V
= -5V
= -5V
= -5V
V
CC
CC
= 18V
Q1
Q2
Q1
Q2
V
V
V
V
+
+
+
+
+
+
+
+
CE
-
-
CE
-
-
CE
-
-
CE
-
-
3-PHASE
3-PHASE
+ HVDC
+ HVDC
- HVDC
- HVDC
-
AC
AC