mc34063cd HTC Korea TAEJIN Technology Co., mc34063cd Datasheet - Page 6

• Manufacturer Part Number: mc34063cd
• Description: 0.8a Step Down / Step Up / Inverting Dc-dc Converter
• Manufacturer: HTC Korea TAEJIN Technology Co.

Step-Up With External NPN Switch
Voltage Inverting Converter
0.8A Step Down / Step Up / Inverting DC-DC Converter
V
IN
R
sc
4.5V to 6V
V
IN
8
7
6
5
comparator
0.4Ω
C
100㎌
-
R
+
2
3
8.2KΩ
R
2
+
S
R
8
7
6
5
DRC
Ipk
Vcc
CII
953Ω
Ipk Oscillator
R
1.25V
Reference
Regulator
Q
MC34063C
1
− 6 −
SWC
SWE
TC
GND
Q2
1
2
3
4
Q1
1
2
3
4
C
1.5㎋
3
+
D
BYV10-40
C
1000㎌
1
1
150μH
L
1
+
-12V /100㎃
V
OUT
MC34063C
V
HTC
OUT