KGM34063AS
DC-TO-DC CONVERTER CONTROL CIRCUITS
TYPICAL APPLICATION CIRCUIT
Step-Up Converter
L1
170μH
R3
8
1
2
DRC
SWC
180Ω
7
D1
Ipk
SWE
TC
BYV10-40
RSG
6
5
3
4
Vcc
0.22Ω
VIN
VOUT
Cll
GND
12V
C3
+
C2
1.5nF
34063A/E
100 μF
R1
R2
2.2kΩ
47kΩ
+
C3
330μF
Test Condition (VOUT = 28 V)
Test
Conditions
Value (Typ)
Unit
mV
mV
mV
%
Line Regulation
Load Regulation
Output Ripple
Efficiency
VIN = 8 to 16 V, IO = 175 mA
VIN = 12 V, IO = 75 to 175 mA
VIN = 12 V, IO = 175 mA
30
10
300
89
VIN = 12 V, IO = 175 mA
3
А4