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VLA500-01
Powerex, Inc., 200 E. Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272
Hybrid IC
IGBT Gate Driver +
DC/DC Converter
A
B
C
D
1
E
30
D
G
F
Description:
VLA500-01 is a hybrid integrated
circuit designed for driving IGBT
modules. This device is a fully
isolated gate drive circuit consist-
VD
15V
+
1
2
DC-DC
CONVERTER
Viso =
2500VRMS
REGULATOR
16.4 VDC
19 VCC
20 GND
27 SHUTDOWN
SPEED ADJUST
ing of an optimally isolated gate
drive amplifier and an isolated
DC-to-DC converter. The gate
driver provides an over-current
protection function based on
desaturation detection.
–
3
4
FAULT
LATCH
AND TIMER
VGE
DETECTOR
28 FAULT
29 ttrip ADJUST
30 VCE DETECT
Features:
￡ Built-in Isolated DC-to-DC
Converter for Gate Drive
+
CONTROL
INPUT
5V
–
6
7
180 ?
INTERFACE
BUFFER
25
26
23
24 VO
21
￡ SIP Outline Allows More Space
on Mounting Area
￡ Built-in Short-Circuit Protection
(With Fault Output)
OPTO COUPLER
Outline Drawing and Circuit Diagram
Dimensions Inches Millimeters
22 VEE
￡ Variable Fall Time on Short-
Circuit Protection
￡ Electrical Isolation Voltage
Between Input and Output
(2500 Vrms for 1 Minute)
￡ TTL Compatible Input
A
B
C
D
E
F
G
3.27
1.3
0.61
0.2
0.1
0.45
0.18
83.0
33.0
15.5
5.0
2.54
11.5
4.5
Application:
To drive IGBT modules for inverter
or AC servo systems applications
Recommended IGBT Modules:
600V module up to 600A
1200V module up to 1400A
Note: All dimensions listed are maximums except E.
Rev. 2/08
1
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