HI-SINCERITY
MICROELECTRONICS CORP.
Application Information
(Continuos)
Fig.2 Step-Up Converter
L1
R1
150Ω
RSC
0.22
V
in
C1
100µF
200µH
H34063AP
8
7
6
5
1
2
3
4
Spec. No. : Preliminary Data
Issued Date : 1998.08.01
Revised Date : 1999.06.01
Page No. : 4/6
D1
V
out
28V / 200mA
H1N5819
C
out
220µF
C
T
680ρF
RB
RA
2.2kΩ
47kΩ
Line Regulation : 100mV (V
in
=8V~16V, @I
o
=200mA)
Load Regulation : 5mV (Vin=12V, @Io=80mA~200mA)
Fig.3 Step-Up Converter With External NPN Switch
L1
R1
H34063AP
8
1
2
3
4
V
out
D1
RSC
V
in
C1
7
6
5
Q1
C
T
R2
C
out
RB
RA
Fig.4 Step-Down Converter
L1
H34063AP
RSC
0.25
V
in
C1
100µF
8
7
6
5
1
2
3
4
200µH
V
out
5V / 500mA
C
out
470µF
D1
H1N5819
C
T
470ρF
RB
3.6kΩ
RA
1.2kΩ
Line Regulation : 40mV (V
in
=10V~20V, @I
o
=500mA)
Load Regulation : 5mV (Vin=15V, @Io=10mA~500mA)
Short Circuit Current : 1.3A (Vin=15V, @RL=0.1Ω
HSMC Product Specification
HSMC [ HI-SINCERITY MOCROELECTRONICS ]
