TPS65142
SLVSAX5 –JULY 2011
www.ti.com
VS = 2 V/div
VS = 5 V/div
VDPM = 1 V/div
VIN 3.3 V, VS = 9 V, VGH = 24
CVDPM = 100 nF, RE = 80 kW
VIN 3.3 V, VS = 9 V, VGH = 24
CVDPM = 100 nF, RE = 80 kW
VDPM = 1 V/div
VFLK = 5 V/div
VFLK = 5 V/div
VGHM = 10 V/div
VGHM = 10 V/div
Time = 4 ms / div
Time = 20 ms / div
Figure 13. POWER ON SEQUENCE OF VGHM
Figure 14. POWER OFF SEQUENCE OF VGHM
VFLK = 2 V/div
VIN = 1 V/div
VIN 3.3 V,
VIN 3.3 V, VGH = 24
VIN(LIM) = 2.7 V
VDET = 1 V/div
XAO = 2 V div
fVFLK = 10 KHz, RE = 80 kW
VGHM = 10 V/div
Time = 20 ms / div
Time = 40 ms / div
Figure 15. GATE VOLTAGE SHAPING
Figure 16. XAO SIGNAL
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