LT3573(RevB) 查看數據表（PDF） - Linear Technology

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LT3573
(Rev.:RevB)

Isolated Flyback Converter without an Opto-Coupler

Linear Technology 

Applications Information

–

C

+

LS

R

D

3573 F04

Figure 4. RCD Clamp

LT3573

VSW

< 60V

< 55V

< 50V

tOFF > 350ns

tSP < 150ns

TIME

3573 F05

Figure 5. Maximum Voltages for SW Pin Flyback Waveform

10V/DIV

10V/DIV

100ns/DIV

3573 F06

Figure 6. Good Snubber Diode Limits SW Pin Voltage

100ns/DIV

3573 F07

Figure 7. Bad Snubber Diode Does Not Limit SW Pin Voltage

3573fb

13

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