LT3575 Linear Technology, LT3575 Datasheet - Page 13

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LT3575

Manufacturer Part Number
LT3575
Description
Isolated Flyback Converter Without An Opto-Couple
Manufacturer
Linear Technology
Datasheet

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DataSheet.in
APPLICATIONS INFORMATION
Figure 6. Good Snubber Diode Limits SW Pin Voltage
10V/DIV
CLAMP EITHER
ZENER OR RC
Figure 4. Snubber Clamping
C
R
D
100ns/DIV
L
S
3575 F04
3575 F06
Figure 7. Bad Snubber Diode Does Not Limit SW Pin Voltage
Figure 5. Maximum Voltages for SW Pin Flyback Waveform
10V/DIV
< 60V
< 55V
< 50V
V
SW
t
SP
< 150ns
t
OFF
100ns/DIV
> 350ns
3575 F05
3575 F07
LT3575
TIME
13
3575f

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