Information
4 Motorola Sensor Device Data
Figure 3. Silk Screen 2X
U3
R3
R2
R5R6
FULL SCALE
DEVB129
ON
OFF
B+
OUT
GND
TP1
TP2
GND
C1
C2
MPX5100
kPa
100
90
80
70
60
50
40
30
20
10
PRESSURE
MV57164
LM3914
MOTOROLA
DISCRETE
APPLICATIONS
MPX5100 PRESSURE GAUGE
ZERO
Table 1. Parts List
Designators Quant. Description Rating Manufacturer Part Number
C1
C2
1
1
Ceramic Cap
Ceramic Cap
0.1 µF
1 µF
D1–D10 1 Bar Graph LED GI MV57164
R1
R2
R3
R4
R5
R6
1
1
1
1
1
1
1/4 W Film Resistor
1/4 W Film Resistor
1/4 W Film Resistor
1/4 W Film Resistor
Trimpot
Trimpot
100
1.2K
2.7K
1.3K
1K
100
Bourns
Bourns
S1 1 On/Off Switch NKK 12SDP2
U1
U2
U3
1
1
1
Bar Graph IC
Pressure Sensor
Voltage Regulator
National
Motorola
Motorola
LM3914
MPX5100
MC78L05ACP
—
—
—
—
1
3
4
4
Terminal Block
Test Point Terminal
Nylon Spacer
4–40 Nylon Screw
3/8″
1/4″
Augat
Components Corp.
25V03
TP1040104
Note: All resistors have a tolerance of 5% unless otherwise noted.
Note: All capacitors are 50 volt ceramic capacitors with a tolerance of 10% unless otherwise noted.