9
fn9100.2
january 3, 2006
图示 13. isl6116 +5v 转变-在 图示14. isl6115 ‘low’ overcurrent 回馈
图示 15. isl6115 ‘high’ overcurrent 回馈 Figure 16. isl6116 ‘high’ overcurrent 回馈
图示 17. +50v 低 一侧 切换 cgate = 100pf Figure 18. -50v 低 一侧 切换 cgate = 1000pf
典型 效能 曲线
(持续)
2v/div 0.5a/div 1ms/div
门
VOUT
PWRON
IOUT
PGOOD
5v/div 0.5a/div 1ms/div
CTIM
IOUT
PGOOD
VOUT
门
5v/div 0.5a/div 1ms/div
IOUT
门
CTIM
PGOOD
VOUT
2v/div 0.5a/div 1ms/div
IOUT
PGOOD
CTIM
门
VOUT
5ms/div
vdrain 10v/div.
+50V
pwron 5v/div.
0V
0V
vgate 5v/div.
iout 1a/div.
5ms/div
iout 1a/div.
0V
0V
vgate 5v/div.
en 5v/div.
-50v
vdrain 10v/div.
isl6115, isl6116, isl6117, isl6120