ML2288BIP View Datasheet(PDF) - Micro Linear Corporation
Part Name
Description
Manufacturer
ML2288BIP Datasheet PDF : 26 Pages
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ML2281, ML2282, ML2284, ML2288
APPLICATIONS (Continued)
VCC
(5VDC)
VCC
VIN
(+
–
> 2.5V ≤ 2.5V
R
–
+
VREF
ML2281
R
CONTROLLER PERFORMS A ROUTINE TO DETERMINE WHICH
INPUT POLARITY PROVIDES A NON-ZERO OUTPUT CODE.
THIS INFORMATION PROVIDES THE EXTRA BITS.
Obtaining 9-Bit Resolution
15VDC
OP
+ AMP
–
600Ω
–15VDC
VIN (+)
VCC
ML2281
+
10µF
VIN (–)
DIODE CLAMPING IS NOT NEEDED
IF CURRENT IS LIMITED TO 25mA
Protecting the Input
VCC
(5VDC)
0.1Ω
→ ILOAD
100Ω
VIN (–)
VCC
240kΩ
ML2281
(2A FULL-SCALE)
VCC
(5VDC)
+
10µF
LOAD
2kΩ
9.1kΩ
100Ω
ZERO
ADJ.
120kΩ
VIN (+)
VREF
+
3kΩ 1µF
1kΩ
FS
ADJ.
LM336
Digitizing a Current Flow
VCC
(5VDC)
20kΩ
VXDR
XDR
1kΩ
ZERO
ADJ.
VIN (+)
VCC
VIN (–)*
3kΩ
ML2281
+
10µF
10kΩ
+
VIN
VREF 0.7 VCC
+
1µF
*VIN (–) = 0.15VCC
15% OF VCC ≤VXDR ≤85% OF VCC
1kΩ
FS
ADJ.
24kΩ
VCC
(5VDC)
VIN (+)
VCC
ML2281
VIN (–)
VREF
+
10µF
10kΩ
2kΩ
FS
ADJ.
1kΩ
+
1µF SET FOR 3V
Operating with Ratiometric Transducers
20
Span Adjust: 0V - VIN - 3V
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