External P.S. (24V)
External Ground
N.C.
N.C.
SMT type
Two option of loading data to conversion
0-to-2.5V (8bits)
Schottky
Schottky
Analog Output
Reference 2.5V
3
73D02963C06-O
SHEET 4 OF 8
1n
R210
300.
DGND1
DGND1
300.
R209
V_Normal
DS5
6
Q29
4
3
5
1
TLP112
Bat_GND
300.
TLP112
R208
4
3
5
1
DS4
DGND1
DVao
V_Normal
C51
6
AGND1
100n
TC7S14F
VCC
5
4
NC
1
2
GND
3
U20
AGND1
4
8
7
5
6
U4
DVao
AVao
AVss
4
P1-4
MC33272
P1-5
Bat_GND
2
P1-2
1
P1-1
5
R217
3
P1-3
14.K
14.7K
R216
124.
R219
VR12
C84
AGND1
1.8
1u
100.n
C36
REF192GS
AGND1
VPOS
2
VOUT
6
TP1
5
TP
1
R87
SHUT.
3
NC2
7
NC1
8
GND
4
U3
100.n
10.K
2
1
SPARK_GAP
2
1
E2
C83
E3
2
1
SPARK_GAP
SPARK_GAP
0
E1
0
R141
R142
R139
R140
0
AN_GND
AN_GND
Bat_GND
AGND1
AN_GND
0
AGND1
AN_GND
AGND1
AGND1
AGND1
AGND1
AGND1
14.7K
DGND1
EGND
EGND
DGND1
DGND1
R215
0
0
R138
0
R136
R137
R135
AN_GND
AN_GND
AN_GND
Rf_GND
0
D26
D25
R25
10K
R24
10K
RV4
R27
RV3
4.7K
IPower
AVao
Q36
Q11
4.7K
R26
27
R9
VR3
0
10
1M
R45
DGND1
R134
1u
C35
C82
100.n
DVao
DGND1
C107
Q5
51.p
10.K
D1
R70
3.K
8
NC2
4
NC1
3
NC
R92
6
COLL
2
CATODE
7
BASE
1
ANODE
IL205AT
Q17
5
EMI
DVao
V_Normal
Q4
10.K
C106
51.p
R91
R69
Q16
DVao
DGND1
Rf_GND
3.K
AVao
Rf_GND
Q3
51.p
R68
C105
10.K
3.K
100n
R90
DVao
10
R113
C39
100n
100n
C37
VR1
C38
30
RV2
5
6
MC33272
14K
R12
4
8
1
U5
4
8
7
MC33272
D8
3
2
U5
Q35
Q34
AN_GND
IPower
AGND1
1u
C25
C96
100n
AVss
C24
100n
1u
C95
R50
1u
100.K
C23
IPower
AVss
R36
C88
33
220.n
15K
R16
R14
R15
15K
15K
R17
15K
R18
15K
15K
4
8
1
3
2
MC33272
R13
1u
U4
AGND1
100n
C94
C22
100n
C21
1u
L1
C93
DIN
Out
SCLK
Vref1
Out
Vref1
DIN_AO
Out
Vref1
CS_AO
CLK_AO
SCLK
SCLK
LDAC
1
4
DIN
CS
3
MAX550AEUA
ExternalP.S.
U24
VDD
8
SCLK
5
REF
7
OUT
2
LDAC
6
GND
C41
C40
220n
10
VR2
AVss
AVao
RV1
220n