Datasheet

OPA365-EP
www.ti.com SLOS735 –AUGUST 2011
ELECTRICAL CHARACTERISTICS
V
S
= 2.2 V to 5.5 V, R
L
= 10 kΩ connected to V
S
/2, V
CM
= V
S
/2, and V
OUT
= V
S
/2 (unless otherwise noted)
PARAMETER TEST CONDITIONS T
A
(1)
MIN TYP MAX UNIT
OFFSET VOLTAGE
25°C 100 200
V
OS
Input offset voltage µV
Full range 450
dV
OS
/
Input offset voltage drift Full range 3 µV/°C
dT
Input offset voltage vs
PSRR V
S
= +2.2V to +5.5V Full range 10 100 µV/V
power supply
INPUT BIAS CURRENT
25°C ±0.2 ±10 pA
I
B
Input bias current
Full range See Typical Characteristics
I
OS
Input offset current 25°C ±0.2 ±10 pA
NOISE
e
n
Input voltage noise f = 0.1Hz to 10Hz 25°C 5 µV
PP
e
n
Input voltage noise density f = 100kHz 25°C 4.5 nV/√Hz
i
n
Input current noise density f = 10kHz 25°C 4 fA/√Hz
INPUT VOLTAGE RANGE
Common-mode voltage (V-) – (V+) +
V
CM
Full range V
range 0.1 0.1
Common-mode rejection
CMRR (V-) – 0.1V ≤ V
CM
≤ (V+) + 0.1V Full range 96.5 120 dB
ratio
INPUT CAPACITANCE
Differential 25°C 6 pF
Common-mode 25°C 2 pF
OPEN-LOOP GAIN
R
L
= 10kΩ, 100mV < V
O
< (V+) – 100mV Full range 96.5 120
A
OL
Open-loop voltage gain R
L
= 600Ω, 200mV < V
O
< (V+) – 200mV 25°C 100 120 dB
R
L
= 600Ω, 200mV < V
O
< (V+) – 200mV Full range 91
FREQUENCY RESPONSE
GBW Gain-bandwidth product 25°C 50 MHz
SR Slew rate V
S
= 5V, G = +1 25°C 25 V/µs
0.1%, V
S
= 5V, 4V Step, G = +1 25°C 200
t
S
Settling time ns
0.01%, V
S
= 5V, 4V Step, G = +1 25°C 300
Overload recovery time V
S
= 5V, V
IN
x Gain > V
S
25°C < 0.1 µs
Total harmonic distortion + V
S
= 5V, R
L
= 600Ω, V
O
= 4VPP,
THD+N 25°C 0.0004 %
noise
(2)
G = +1, f = 1kHz
OUTPUT
Voltage output swing from
R
L
= 10kΩ, V
S
= 5.5V Full range 10 20 mV
rail
I
SC
Short-circuit current
(3)
25°C ±65 mA
C
L
Capacitive load drive 25°C See Typical Characteristics
Open-loop output
f = 1MHz, I
O
= 0 25°C 30 Ω
impedance
POWER SUPPLY
V
S
Specified voltage range Full range 2.2 5.5 V
I
O
= 0 25°C 4.6 5
Quiescent current per
I
Q
mA
amplifier
Full range 5.5
(1) Full range T
A
= −55°C to +125°C
(2) Third-order filter, bandwidth 80kHz at −3dB.
(3) Continuous output current greater than 20 mA for extended periods may affect product reliability.
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