OUTPUT
±13V
200µs/DIV.
INPUT
±5mV
200µs/DIV.
HA-5135
INPUT
RIN
8
1
2
-
+
3
4
RF
7
6
5
OUT
FIGURE 5. ZERO CROSSING DETECTOR
OPTIONAL FOR OUTPUT
SWING LIMITING
HA-5135
2kΩ
+
-
4.5kΩ
2kΩ
500Ω
+15V
+ HA-5135
-
+15V
4.5kΩ
+
2kΩ
-
HA-5135
-15V
-15V
2kΩ
NOTE: AV = 100
FIGURE 6. PRECISION INSTRUMENTATION AMPLIFIER
Typical Performance Curves
4
80
3
70
INPUT BIAS CURRENT
2
60
50
40
30
20
10
0
-80
INPUT OFFSET CURRENT
-40
0
40
80
TEMPERATURE (oC)
1
0
4
2
0
TYPICAL
|VOS|
-2
-4
120
160
FIGURE 7. INPUT OFFSET VOLTAGE, INPUT BIAS AND
OFFSET CURRENT vs TEMPERATURE
6
4
2
0
-2
-4
-6
-10 -8 -6 -4 -2 0 2 4 6
DIFFERENTIAL INPUT VOLTAGE (V)
8 10
FIGURE 8. INPUT BIAS CURRENT vs DIFFERENTIAL INPUT
VOLTAGE
6