Datasheet

C2 100n
C1 100n
VCC
GND
Vcc
C3
1uF
C7
4.7uF
VCC
I2
Vlog
I2
R7
10k
R6
10k
R1
21.3k
R5
10k
R3
1k
R2
6
R11
1M
R10
1k
VCC
R4
5k
R8
4.27k
R9
4.02k
Vref_GND
1
I2
3
I1
4
Vcm_IN
5
V-
6
Com
7
V+
8
Vlogout
9
+IN4
10
-IN4
11
Vo_4
12
+IN5
13
-IN5
14
Vo_5
15
Vref
16
NC
2
GND
17
U1
LOG114
TP5
Vcc
TP6
GND
TP4
Vlog
TP3
Vout
TP1
Vbias
TP2
VERR
1 2
T1 T_STRIP2
2
1
TP7
BNC_VERT
2
1
3
4
5
6
D1
PIPD
TP9
Vlogout
TP8
Vref
V
ref
Vbias
V
ref
Vbias
Vlog
-IN5
-IN5
- +
U2
OPA365
www.ti.com LOG114EVM Documentation
6 LOG114EVM Documentation
This section contains the complete bill of materials and PCB layout for the LOG114EVM.
NOTE: These board layouts are not to scale. These image are intended to show how the board is
laid out; they are not intended to be used for manufacturing LOG114EVM PCBs.
6.1 Schematic
Figure 14 shows the schematic for the LOG114EVM board
Figure 14. LOG114EVM Board Schematic
13
SBOU110–September 2011 LOG114EVM User Guide
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