OP77AJMDA AD [Analog Devices], OP77AJMDA Datasheet - Page 14

• Manufacturer Part Number: OP77AJMDA
• Description: Next Generation OP07 Ultralow Offset Voltage Operational Amplifier
• Manufacturer: AD [Analog Devices]

OP77
When V
biasing diode D1. V
loop closes,
C
C
V
is selected to smooth the response of the loop.
OUT
Figure 17. Precision Threshold Detector/Amplifier
V
V
TH
IN
IN
=
V
< V
TH
TH
1k
2k
R
+
R1
S
, amplifier output swings negative, reverse
(
V
IN
OUT
2
3
–
V
= V
OP77
TH
+15V
–15V
TH
7
4
)
0.1 F
0.1 F
Ê
Á
Ë
1
if R
C
+
C
6
R
R
L
= • when V
F
S
1N4148
ˆ
˜
¯
100k
D1
R
F
IN
> V
V
OUT
TH
, the
–14–
TCV
TEMPERATURE
RANGE
OUTPUT VOLTAGE –0.55 V to –5.5 V to
RANGE
ZERO-SCALE
R
R
R
R
a
b1
bp
c
(± 1% Resistor)
(± 1% Resistor)
(± 1% Resistor)
(Potentiometer)
OUT
REF-02
GND
V
TEMP
IN
TRIM
SLOPE (S)
Figure 18. Precision Temperature Sensor
2
4
V
O
6
5
3
Table II. Resistor Values
50k
1.5k
10 mV/∞C
–55∞C to
+125∞C
+1.25 V
0 V @ 0∞C 0 V @ 0∞C
9.09 kW
1.5 kW
200 W
5.11 kW
R
A
R
R
bp
b1
100 mV/∞C 10 mV/∞F
–55∞C to
+125∞C
+12.5V
15 kW
1.82 kW
500 W
84.5 kW
OP77
+15V
–15V
0.1 F
0.1 F
R
C
–67∞F to
+257∞C
–0.67 V to
+2.57V
0 V @ 0 F
7.5 kW
1.21 kW
200 W
8.25 kW
V
OUT
REV. C