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| OPA197 Datasheet, PDF (7/41 Pages) Texas Instruments – Operational Amplifiers | |||
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www.ti.com
OPA197, OPA2197, OPA4197
SBOS737 â JANUARY 2016
6.7 Electrical Characteristics: VS = ±4 V to ±18 V (VS = 8 V to 36 V)
at TA = 25°C, VCM = VOUT = VS / 2, and RLOAD = 10 kΩ connected to VS / 2, (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
OFFSET VOLTAGE
±25
±250
VS = ±18 V
VOS
Input offset voltage
TA = 0°C to 85°C
TA = â40°C to +125°C
±30
±350
±50
±400
µV
±10
±250
dVOS/dT
PSRR
VCM = (V+) â 1.5 V
Input offset voltage drift
Power-supply rejection
ratio
VS = ±18 V, VCM = (V+) â 3 V
VS = ±18 V, VCM = (V+) â 1.5 V
TA = â40°C to +125°C
TA = 0°C to 85°C
TA = â40°C to +125°C
TA = â40°C to +125°C
±25
±350
±50
±500
±0.5
±2.5
µV/°C
±0.8
±4.5
±1
±3
µV/V
INPUT BIAS CURRENT
IB
IOS
NOISE
Input bias current
Input offset current
TA = â40°C to +125°C
TA = â40°C to +125°C
±5
±20
pA
±5
nA
±2
±20
pA
±2
nA
En
Input voltage noise
(Vâ) â 0.1 V < VCM < (V+) â 3 V f = 0.1 Hz to 10 Hz
(V+) â 1.5 V < VCM < (V+) + 0.1 V f = 0.1 Hz to 10 Hz
f = 100 Hz
en
Input voltage noise
density
(Vâ) â 0.1 V < VCM < (V+) â 3 V
f = 1 kHz
f = 100 Hz
(V+) â 1.5 V < VCM < (V+) + 0.1 V f = 1 kHz
1.30
4
µVPP
10.5
5.5
nV/âHz
32
12.5
in
Input current noise
density
f = 1 kHz
1.5
fA/âHz
INPUT VOLTAGE
VCM
Common-mode voltage
range
(Vâ) â 0.1
(V+) + 0.1
V
CMRR
Common-mode
rejection ratio
INPUT IMPEDANCE
VS = ±18 V,
(Vâ) â 0.1 V < VCM < (V+) â 3 V
VS = ±18 V,
(V+) â 1.5 V < VCM < (V+)
VS = ±18 V,
(V+) â 3 V < VCM < (V+) â 1.5 V
TA = â40°C to +125°C
TA = â40°C to +125°C
120
140
110
126
dB
100
120
80
100
See Typical Characteristics
ZID
Differential
ZIC
Common-mode
100 || 1.6
1 || 6.4
MΩ || pF
1013Ω || pF
OPEN-LOOP GAIN
VS = ±18 V,
120
134
AOL
Open-loop voltage gain
(Vâ) + 0.6 V < VO < (V+) â 0.6 V,
RLOAD = 2 kΩ
VS = ±18 V,
TA = â40°C to +125°C
110
126
120
143
dB
(Vâ) + 0.3 V < VO < (V+) â 0.3 V,
RLOAD = 10 kΩ
TA = â40°C to +125°C
110
134
Copyright © 2016, Texas Instruments Incorporated
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Product Folder Links: OPA197 OPA2197 OPA4197
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