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PP75B120 Datasheet PDF : 6 Pages
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TENTATIVE
PP75B120
Powerex, Inc., 200 Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272
POW-R-PAKTM
75A / 1200V
H-Bridge IGBT Assembly
Gate Drive Board Interface Signal Definitions
Pin Signal Name
1 Shield
2 PWM A-
3 Phase A Error1
4 PWM A+
5 PWM B-
6 Phase B Error1
7 PWM B+
8 Not Used
9 Not Used
10 Not Used
11 Overtemp1
12 Not Connected
13 DC Link Voltage
14 24 VDC input power2
15 24 VDC input power2
16 15 VDC input power2
17 15 VDC input power2
18 GND
19 GND
20 Heatsink Temperature
21 GND3
22 Iout Phase A
23 GND3
24 Iout Phase B
25 Not Used
26 Not Used
Description
Connected to circuit ground
0-15 V signal controlling the duty cycle of A- IGBT
Open collector output, external pull-up resistor required
LOW = No Error; Floating = Phase A overcurrent or short circuit
0-15 V signal controlling the duty cycle of A+ IGBT
0-15 V signal controlling the duty cycle of B- IGBT
Open collector output, external pull-up resistor required
LOW = No Error; Floating = Phase B overcurrent or short circuit
0-15 V signal controlling the duty cycle of B+ IGBT
Open collector output, external pull-up resistor required
LOW = No Error; Floating = heatsink overtemp
Analog voltage representation of DC link voltage
20 – 30 VDC input voltage range
20 – 30 VDC input voltage range
14.4 – 18 VDC input voltage range
14.4 – 18 VDC input voltage range
Ground reference for 15 and 24 VDC inputs
Ground reference for 15 and 24 VDC inputs
Analog voltage representation of heatsink temperature
Tied to pins 18 and 19
Analog voltage representation of phase A output current
Tied to pins 18 and 19
Analog voltage representation of phase B output current
Notes:
1.
2.
3.
Open collectors can be pulled up to 30 V max and sink 50mA continuous.
Do not connect a 15 VDC and 24 VDC source to the unit at the same time, use one or the other.
GND signals to be used for analog feedback signals, i.e. twisted pair with Iout Phase A.
Gate Drive Board Interface Connector
Description
Gate Drive Board Interface Header
Recommended Mating Socket
Recommended Strain Relief
Symbol
J1
-
-
Type
0.100” x 0.100” latching header, 26 pin
0.100” x 0.100” IDC socket, 26 pin
Plastic strain relief
Manufacturer
3M# 3429-6002 or equivalent
3M# 3399-7600 or equivalent
3M# 3448-3026 or equivalent
PP75B120(-)
-4-
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