ES51988
3 3/4 AUTO REL/MAX/MIN
APPLICATION CIRCUIT
7.5V ZI
5.6V ZI
3V
0.1u
+
10u
0.1u
-3V
0.1u
+
10u
4 M HZ
R
E
L
F
C
M
A
X
/
M
I
N
S
D
O
F
C
1
F
C
2
F
C
3
F
C
4
R
A
N
G
E
H
O
L
D
V
-
D
C C
- +
L
B
A
T
9
K
E
Y
A A
G G
N N
D D
V
-
OSC2
OSC1
V+
V+
G
N
D
5
AGND
CH+
0.01u
CH-
CIH
BUFH
CAZH
CL+
0.022u
200K
0.047u
-3V
BUZOUT
10A
0.005
5.6V ZI
10A
m A
m A
uA
0.1u
CL-
0.22u
0.47u
200K
0.495
4.5
CIL
CZAL
BUFL
BP1
BP2
45
100K
100K
IV SH
IV SL
m A
L
C
D
uA
uA
450
0.1u
100K
100
OVX
OVH
1.5K
D
I
S
P
L
A
Y
R
PTC
OVSG
100
1K
Z1
6V
OR1
VR5
VR4
VR3
VR2
10K
101K
1.11M
ADO
D2
1.0u 1.0u
0.47u
D1
88M
ADI
ACVH
ACVL
TEST5
0.1u
22K
10K
S S
E E
G G
2 2
4 3
S
L
E
E
P
S
F
22K
V
R
1
G
N
D
V
R
H
S
E
T
R
E
Q
V
R
5K
200
10M
10k
4.7n
1.5K
91k
2.2u
PTC
+
1u
-3V
C1815
NPN
Fin
-3V
Note: In order to prevent IC from damaging by inappropriate operation, the
Zener diodes MUST be required as protection.
18
92年8月4日
CYRUSTEK [ Cyrustek corporation ]
