Datasheet

OPA277, OPA2277, OPA4277
6
SBOS079A
www.ti.com
TYPICAL CHARACTERISTICS (CONT)
At T
A
= +25°C, V
S
= ±15V, and R
L
= 2kΩ, unless otherwise noted.
OFFSET VOLTAGE PRODUCTION DISTRIBUTION
Percent of Amplifiers (%)
Offset Voltage (µV)
–50–45–40–35–30–25–20–15–10 –5 0 5 101520253035404550
16
14
12
10
8
6
4
2
0
Typical distribution
of packaged units.
Single, dual, and
quad included.
3
2
1
0
–1
–2
–3
Offset Voltage Change (µV)
0 30 60 90 120
Time from Power Supply Turn-On (s)
WARM-UP OFFSET VOLTAGE DRIFT
15 45 75 105
OFFSET VOLTAGE DRIFT
PRODUCTION DISTRIBUTION
Percent of Amplifiers (%)
Offset Voltage (µV/°C)
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
35
30
25
20
15
10
5
0
Typical distribution
of packaged units.
Single, dual, and
quad included.
INPUT BIAS CURRENT vs TEMPERATURE
125
Temperature (°C)
–75 –50 –25 0 25 50 75 100
5
4
3
2
1
0
–1
–2
–3
–4
–5
Input Bias Current (nA)
Curves represent typical
production units.
–75 –50 –25 0 25 50 75 100 125
160
150
140
130
120
110
100
A
OL
, CMR, PSR (dB)
Temperature (°C)
A
OL
, CMR, PSR vs TEMPERATURE
CMR
A
OL
PSR
–75 –50 –25 0 25 50 75 100 125
1000
950
900
850
800
750
700
650
600
550
500
Quiescent Current (µA)
100
90
80
70
60
50
40
30
20
10
0
Short-Circuit Current (mA)
Temperature (°C)
QUIESCENT CURRENT AND
SHORT-CIRCUIT CURRENT vs TEMPERATURE
+I
SC
–I
SC
±I
Q