FSAM50SM60A Datasheet, PDF (11/16 Pages) Fairchild Semiconductor – SPMTM (Smart Power Module)

Time Charts of SPMs Protective Function
Input Signal
Internal IGBT
Gate-Emitter Voltage
Control Supply Voltage
Output Current
Fault Output Signal
P3
UV
P2
detect
P1
P4
UV
P5
reset
P6
P1 : Normal operation - IGBT ON and conducting current
P2 : Under voltage detection
P3 : IGBT gate interrupt
P4 : Fault signal generation
P5 : Under voltage reset
P6 : Normal operation - IGBT ON and conducting current
Fig. 9. Under-Voltage Protection (Low-side)
Input Signal
Internal IGBT
Gate-Emitter Voltage
Control Supply Voltage
V_BS
Output Current
Fault Output Signal
P3
UV
P2
detect
P1
UV
P5
reset
P6
P4
P1 : Normal operation - IGBT ON and conducting current
P2 : Under voltage detection
P3 : IGBT gate interrupt
P4 : No fault signal
P5 : Under voltage reset
P6 : Normal operation - IGBT ON and conducting current
Fig. 10. Under-Voltage Protection (High-side)
©2006 Fairchild Semiconductor Corporation
April 3, 2006