Datasheet

LT3573
13
3573fd
For more information www.linear.com/LT3573
Figure 5. Maximum Voltages for SW Pin Flyback WaveformFigure 4. RCD Clamp
Figure 6. Good Snubber Diode Limits SW Pin Voltage Figure 7. Bad Snubber Diode Does Not Limit SW Pin Voltage
< 50V
< 55V
< 60V
V
SW
t
OFF
> 350ns
TIME
t
SP
3573 F05
100ns/DIV
10V/DIV
3573 F06
100ns/DIV
10V/DIV
3573 F07
3573 F04
L
S
D
R
+
–
C
APPLICATIONS INFORMATION