AUIR3317_15 Datasheet, PDF (7/16 Pages) International Rectifier – LOW EMI CURRENT SENSE HIGH SIDE SWITCH

t clamp
Vin
Iout
Vcc
Vout
Vcc - V clamp
See Application Notes to evaluate power dissipation
AUIR3317(S)
Vcc-Vin
t min. pulse
Iout
t min. pulse
Wait
Figure 3 – Active clamp waveforms
Vcc-Vin
Figure 4 – Min. pulse and Wait function
Iout
t < t reset
Over-current shutdown
t > t reset
Wait
t < t reset
t > t reset
Wait
Over-temperature shutdown
Tj
Figure 5 – Protection Timing Diagrams
www.irf.com
7