UC3842 Просмотр технического описания (PDF) - Philips Electronics
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UC3842 Datasheet PDF : 8 Pages
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Philips Semiconductors Linear Products
Current-mode PWM controller
Product specification
UC3842
SYNCHRONIZATION AND MAXIMUM DUTY CYCLE CLAMP
5V
4
8
RA
RESET
VCC
7 DISCH
RB
NE555
OUT 3
2 TRIG
NOTES:
6 THRESH
GND
C
1
1.44
f + (RA ) 2RB) C
RB
DMAX + RA ) 2RB
VCC
7
RT/CT
4
UC3842
5
GND
TO OTHER
UC3842s
August 31, 1994
1107
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