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UC3843A Datasheet(PDF) 7 Page - STMicroelectronics

Part # UC3843A
Description  HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

UC3843A Datasheet(HTML) 7 Page - STMicroelectronics

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UC384XA - UC284XA
Figure 14. Output Waveform.
Figure 15. Output Cross Conduction
Figure 16. Oscillator and Output Waveforms.
Figure 17. Error Amp Configuration.
5V REG
OSCILLATOR
PWM
CLOCK
8
4
5
6
RT
CT
GND
OUTPUT
7
Vi
ID
CT
OUTPUT
LARGE RT/SMALL CT
CT
OUTPUT
SMALL RT/LARGE CT
D95IN344
Zi
Zf
1mA
2
1
VFB
COMP
2.5V
D95IN345
+
-


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