ML2280, ML2283
APPLICATIONS (Continued)
V
CC
(5V
)
DC
V
CC
(5V
)
DC
V
(+)
V
CC
IN
+
+
10µF
330Ω
V
IN
V
(+)
V
CC
10kΩ
FS
ADJ.
IN
1.2kΩ
+
+
300Ω
V
10µF
1kΩ
IN
ML2280
2kΩ
10kΩ
FS
ADJ.
ML2280
1kΩ
SETS
VOLTAGE SPAN
V
(–)
V
IN
REF/2
1.5
+
–
+
SETS ZERO
CODE VOLTAGE
V
(–)
1.2V
V
IN
1µF
REF/2
330Ω
+
1.2V
1µF
SET FOR 1.5V
1kΩ
2V
2.7kΩ
DC
ZERO ADJ.
Span Adjust: 0V - V - 3V
Zero-Shift and Span Adjust: 2V - V - 5V
IN
IN
330Ω
6.8kΩ
10V
5.1V
V
CC
1kΩ
GAIN
+
–
V
REF/2
CLK
CS
STRAIN GUAGE
LOAD CELL
300Ω/30mV FS
1.3kΩ
10kΩ
DUAL
ML2280
1MΩ
+
–IN
+IN
–
DUAL
DO
GND
20kΩ
1MΩ
10V
• USES ONE MORE WIRE THAN LOAD CELL ITSELF
• TWO MINI-DIPs COULD BE MOUNTED INSIDE
LOAD CELL FOR DIGITAL OUTPUT TRANSDUCER
• ELECTRONIC OFFSET AND GAIN TRIMS RELAX
MECHANICAL SPECS FOR GUAGE FACTOR AND OFFSET
10kΩ
OFFSET
20kΩ
• LOW LEVEL CELL OUTPUT IS CONVERTED IMMEDIATELY
FOR HIGH NOISE IMMUNITY
Digital Load Cell
17
MICRO-LINEAR [ MICRO LINEAR CORPORATION ]
