OP177GSZ-REEL Analog Devices Inc, OP177GSZ-REEL Datasheet - Page 12

• Manufacturer Part Number: OP177GSZ-REEL
• Description: IC,Operational Amplifier,SINGLE,BIPOLAR,SOP,8PIN,PLASTIC
• Manufacturer: Analog Devices Inc

Specifications of OP177GSZ-REEL

• Design Resources: AD7266 SAR ADC in DC-Coupled Differential and Single-Ended Appls (CN0039) DC-Coupled, Single-Ended-to-Differential Conversion Using AD8138 and AD7352 (CN0040) DC-Coupled, Single-Ended-to-Differential Conversion Using AD8138 and AD7356 (CN0041) AD7265 in Differential and Single-Ended Configurations Using AD8022 (CN0048) Unipolar, Precision DC Digital-to-Analog Conversion using AD5450/1/2/3 8-14-Bit DACs (CN0052) DC-Coupled, Single-Ended-to-Differential Conversion Using AD8138 and AD7357 (CN0061)
• Amplifier Type: General Purpose
• Number Of Circuits: 1
• Slew Rate: 0.3 V/µs
• Gain Bandwidth Product: 600kHz
• Current - Input Bias: 1.2nA
• Voltage - Input Offset: 20µV
• Current - Supply: 1.6mA
• Voltage - Supply, Single/dual (±): 6 V ~ 36 V, ±3 V ~ 18 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Output Type: -
• Current - Output / Channel: -
• -3db Bandwidth: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

OP177
PRECISION POSITIVE PEAK DETECTOR
In Figure 32, C
to minimize dielectric absorption and leakage. The droop rate is
determined by the size of C
PRECISION THRESHOLD DETECTOR/AMPLIFIER
In Figure 33, when V
reverse biasing diode D
V
C
TH
C
is selected to smooth the response of the loop.
, the loop closes.
V
OUT
=
V
H
TH
must be polystyrene, Teflon®, or polyethylene
+
IN
(
V
< V
1
IN
. V
−
TH
OUT
H
V
and the bias current of the AD820.
, amplifier output swings negative,
TH
= V
)
⎛
⎜ ⎜
⎝
TH
1
if R
+
R
R
L
F
S
= ∞. When V
⎞
⎟ ⎟
⎠
IN
≥
Rev. F | Page 12 of 16
V
V
TH
IN
Figure 33. Precision Threshold Detector/Amplifier
1kΩ
2kΩ
R
R
S
1
2
3
–
+
OP177
+15V
–15V
7
4
0.1µF
0.1µF
C
C
6
100kΩ
R
F
1N4148
D
1
V
OUT