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| OPA180_15 Datasheet, PDF (6/38 Pages) Texas Instruments – Drift, Low-Noise, Rail-to-Rail Output, 36-V, Zero-Drift Operational Amplifiers | |||
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OPA180, OPA2180, OPA4180
SBOS584D â NOVEMBER 2011 â REVISED MAY 2014
www.ti.com
7.7 Electrical Characteristics: VS = ±2 V to ±18 V (VS = 4 V to 36 V)
At TA = 25°C, RL = 10 kΩ connected to VS / 2, and VCOM = VOUT = VS / 2, unless otherwise noted.
PARAMETER
CONDITIONS
MIN
TYP
OFFSET VOLTAGE
VIO
Input offset voltage
15
dVIO/dT Input offset voltage drift
TA = â40°C to 105°C
0.1
VS = 4 V to 36 V, VCM = VS / 2
0.1
PSRR
Power-supply rejection ratio
TA = â40°C to 105°C,
VS = 4 V to 36 V, VCM = VS / 2
Long-term stability
4 (1)
Channel separation, dc
1
INPUT BIAS CURRENT
OPA2180
±0.25
IIB
Input bias current
OPA2180, TA = â40°C to 105°C
OPA4180, OPA180
±0.25
OPA4180, OPA180, TA = â40°C to 105°C
OPA2180
±0.5
IIO
Input offset current
OPA2180, TA = â40°C to 105°C
OPA4180, OPA180
NOISE
OPA4180, OPA180, TA = â40°C to 105°C
Input voltage noise
f = 0.1 Hz to 10 Hz
0.25
en
Input voltage noise density
f = 1 kHz
10
in
Input current noise density
f = 1 kHz
10
INPUT VOLTAGE RANGE
VCM
CMRR
Common-mode voltage range
Common-mode rejection ratio
INPUT IMPEDANCE
(Vâ) < VCM < (V+) â 1.5 V
TA = â40°C to 105°C,
(Vâ) + 0.5 V < VCM < (V+) â 1.5 V
Vâ
104
114
100
104
zid
Differential
100 || 6
zic
Common-mode
6 || 9.5
OPEN-LOOP GAIN
AOL
Open-loop voltage gain
FREQUENCY RESPONSE
(Vâ) + 500 mV < VO < (V+) â 500 mV, RL = 10 kΩ
TA = â40°C to 105°C,
(Vâ) + 500 mV < VO < (V+) â 500 mV, RL = 10 kΩ
110
120
104
114
GBW
Gain bandwidth product
2
SR
Slew rate
G=1
0.8
ts
tor
THD+N
Settling time
0.1%
0.01%
Overload recovery time
Total harmonic distortion + noise
VS = ±18 V, G = 1, 10-V step
VS = ±18 V, G = 1, 10-V step
VIN Ã G = VS
f = 1 kHz, G = 1, VOUT = 1 VRMS
22
30
1
0.0001%
MAX UNIT
75
μV
0.35 μV/°C
0.5
μV/V
0.5
μV/V
μV
μV/V
±1
nA
±5
nA
±1.7
nA
±6
nA
±2
nA
±2.5
nA
±3.4
nA
±3
nA
μVPP
nV/âHz
fA/âHz
(V+) â 1.5
V
dB
dB
MΩ || pF
1012 Ω || pF
dB
dB
MHz
V/μs
μs
μs
μs
(1) 1000-hour life test at 125°C demonstrated randomly distributed variation in the range of measurement limits, or approximately 4 μV.
6
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Product Folder Links: OPA180 OPA2180 OPA4180
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