OPA4171-Q1 Datasheet, PDF (6/35 Pages) Texas Instruments – OPAx171-Q1 36-V, Single-Supply, General-Purpose Operational Amplifier

OPA171-Q1, OPA2171-Q1, OPA4171-Q1
SBOS556B – JUNE 2011 – REVISED DECEMBER 2014
www.ti.com
Electrical Characteristics (continued)
At T_A = 25°C, V_S = 2.7 to 36 V, V_CM = V_OUT = V_S / 2, and R_LOAD = 10 kΩ connected to V_S / 2, unless otherwise noted. The
specified temperature range is T_A = –40°C to 125°C.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
INPUT BIAS CURRENT
I_B
Input bias current
Input bias current over temperature
±8
±15
pA
±3.5
nA
I_OS
Input offset current
Input offset current over temperature
±4
pA
±3.5
nA
NOISE
Input voltage noise
e_n
Input voltage noise density
f = 0.1 Hz to 10 Hz
f = 100 Hz
f = 1 kHz
3
µV_PP
25
nV/√Hz
14
nV/√Hz
INPUT VOLTAGE
V_CM
Common-mode voltage range⁽²⁾
CMRR
Common-mode rejection ratio (over
temperature)
V_S = ±2 V, (V–) – 0.1 V < V_CM < (V+) – 2
V
V_S = ±18 V, (V–) – 0.1 V < V_CM < (V+) – 2
V
(V–) – 0.1
90
104
(V+) – 2
V
104
dB
120
dB
INPUT IMPEDANCE
Differential
100 || 3
MΩ || pF
Common-mode
6 || 3
10¹²Î© ||
pF
OPEN-LOOP GAIN
A_OL
Open-loop voltage gain (over
temperature)
V_S = +4V to +36V, (V–) + 0.35V < V_O <
(V+) – 0.35V
110
130
dB
FREQUENCY RESPONSE
GBP
Gain bandwidth product
3.0
MHz
SR
Slew rate
G=1
1.5
V/µs
t_S
Settling time
To 0.1%, V_S = ±18 V, G = 1, 10-V step
To 0.01% (12 bit), V_S = ±18 V, G = 1, 10-V
step
6
µs
10
µs
Overload recovery time
THD+N Total harmonic distortion + noise
OUTPUT
V_±IN × Gain > V_S
G = 1, f = 1 kHz, V_O = 3 V_RMS
2
µs
0.0002%
V_O
Voltage output swing from rail (over
temperature)
R_L = 10 kΩ, A_OL ≥ 110 dB
(V–) + 0.35
(V+) – 0.35
V
I_SC
Short-circuit current
Sourcing
Sinking
25
mA
–35
C_LOAD Capacitive load drive
R_O
Open-loop output resistance
POWER SUPPLY
f = 1 MHz, I_O = 0 A
See the Typical Characteristics section
pF
150
Ω
V_S
Specified voltage range
I_Q
Quiescent current per amplifier
I_O = 0 A
Quiescent current per amplifier (over
temperature)
I_O = 0 A
2.7
475
36
V
595
µA
650
µA
TEMPERATURE
Specified range
–40
125
°C
Operating range
–55
150
°C
(2) The input range can be extended beyond (V+) – 2 V up to V+. See the and Detailed Description sections for additional information.
6
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