Datasheet

8
®
OPA244, 2244, 4244
TYPICAL PERFORMANCE CURVES (Cont.)
At T
A
= 25°C, V
S
= +15V, and R
L
= 20kΩ connected to Ground, unless otherwise noted.
70%
60%
50%
40%
30%
20%
10%
0%
10
100
1k
10k
Load Capacitance (pF)
Overshoot (%)
G = +1, R
L
= ∞
G = +1, R
L
= 20kΩ
G = +2, R
L
= 20kΩ
G = +3, R
L
= 20kΩ
OPA4244
Load Capacitance (pF)
Overshoot (%)
60
50
40
30
20
10
0
100 1k 10k
G = –1
G = –2
G = +3
G = +1
OPA2244
OPA244
40
35
30
25
20
15
10
5
0
100
1k
10k
100k
1M
Frequency(Hz)
Output Voltage (Vp-p)
MAXIMUM OUTPUT VOLTAGE vs FREQUENCY
V
S
= 2.7V
V
S
=15V
V
S
= 36V
INPUT VOLTAGE AND CURRENT NOISE
SPECTRAL DENSITY vs FREQUENCY
Frequency (Hz)
Voltage Noise (nV√Hz)
1000
100
10
1
1 10 100 1k 10k 100k
Current Noise (fA√Hz)
1000
100
10
1
Voltage Noise
Current Noise
Temperature (°C)
Quiescent Current (µA)
65
60
55
50
45
40
35
30
25
Short-Circuit Current (mA)
±40
±35
±30
±25
±20
±15
±10
±5
0
–75 –50 –25 0 25 50 75 100 125
–I
SC
+I
SC
I
Q
OPA2244
OPA244
QUIESCENT AND SHORT-CIRCUIT CURRENT vs TEMPERATURE
60
55
50
45
40
35
30
20
–30
–25
–20
–15
+15
+10
+5
0
Short-Circuit Current (mA)
Quiescent Current (µA)
–75
–50
–25
025
50
75
100
125
Temperature (°C)
–I
SC
+I
SC
I
Q
OPA4244
SMALL SIGNAL OVERSHOOT vs LOAD CAPACITANCE