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