MC34063A 데이터 시트보기 (PDF) - Unspecified
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MC34063A Datasheet PDF : 10 Pages
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DC-DC Converter Control Circuits
Step-Up With External NPN Switch
8
7
Rsc
VIN
6
5
S
Q
R
1
Q2
Q1
2
Ipk Oscillator
3
comparator
+
1.25V
Reference
4
-
Regulator
MC34063A
VOUT
+
Voltage Inverting Converter
VIN
4.5V to 5V
R3
0.22Ω
C2
+
100㎌
R2
8.2KΩ
8
DRC
7
Ipk
6
Vcc
5
CII
1
SWC
2
SWE
3
TC
4
GND
MC34063A
R1
953Ω
7
C3
1.5㎋
L1
90μH
D1
BYV10-40
VOUT
C1
-12V /100㎃
+ 1000㎌
HTC
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