OPA171
OPA2171
OPA4171
www.ti.com
SBOS516C –SEPTEMBER 2010–REVISED JUNE 2011
ELECTRICAL CHARACTERISTICS
Boldface limits apply over the specified temperature range, TA = –40°C to +125°C.
At TA = +25°C, VS = +2.7V to +36V, VCM = VOUT = VS/2, and RLOAD = 10kΩ connected to VS/2, unless otherwise noted.
OPA171, OPA2171, OPA4171
PARAMETER
OFFSET VOLTAGE
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Input offset voltage
Over temperature
Drift
VOS
0.25
0.3
0.3
1
±1.8
±2
mV
mV
dVOS/dT
PSRR
±2
µV/°C
µV/V
µV/V
vs power supply
Channel separation, dc
INPUT BIAS CURRENT
Input bias current
Over temperature
Input offset current
Over temperature
NOISE
VS = +4V to +36V
±3
dc
5
IB
±8
±4
±15
pA
nA
pA
nA
±3.5
IOS
±3.5
Input voltage noise
f = 0.1Hz to 10Hz
f = 100Hz
3
25
14
µVPP
nV/√Hz
nV/√Hz
Input voltage noise density
en
f = 1kHz
INPUT VOLTAGE
Common-mode voltage range(1)
VCM
(V–) – 0.1V
(V+) – 2V
V
VS = ±2V, (V–) – 0.1V < VCM < (V+) – 2V
VS = ±18V, (V–) – 0.1V < VCM < (V+) – 2V
90
104
120
dB
dB
Common-mode rejection ratio
CMRR
104
INPUT IMPEDANCE
Differential
100 || 3
6 || 3
MΩ || pF
1012Ω ||
pF
Common-mode
OPEN-LOOP GAIN
Open-loop voltage gain
FREQUENCY RESPONSE
Gain bandwidth product
Slew rate
AOL VS = +4V to +36V, (V–) + 0.35V < VO < (V+) – 0.35V
110
130
dB
GBP
3.0
MHz
V/µs
µs
SR
G = +1
1.5
To 0.1%, VS = ±18V, G = +1, 10V step
To 0.01% (12 bit), VS = ±18V, G = +1, 10V step
6
10
Settling time
tS
µs
Overload recovery time
Total harmonic distortion + noise
OUTPUT
V
IN × Gain > VS
2
µs
THD+N
VO
G = +1, f = 1kHz, VO = 3VRMS
0.0002
%
Voltage output swing from rail
Over temperature
VS = 5V, RL = 10kΩ
30
mV
V
RL = 10kΩ, AOL ≥ 110dB
(V–) + 0.35
(V+) – 0.35
Short-circuit current
Capacitive load drive
Open-loop output resistance
POWER SUPPLY
ISC
CLOAD
RO
+25/–35
mA
pF
Ω
See Typical Characteristics
150
f = 1MHz, IO = 0A
Specified voltage range
Quiescent current per amplifier
Over temperature
VS
IQ
+2.7
+36
595
650
V
IO = 0A
475
µA
µA
IO = 0A
TEMPERATURE
Specified range
–40
–55
+125
+150
°C
°C
Operating range
(1) The input range can be extended beyond (V+) – 2V up to V+. See the Typical Characteristics and Application Information sections for
additional information.
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