Datasheet

OPA846
8
SBOS250E
www.ti.com
TYPICAL CHARACTERISTICS: V
S
= ±5V (Cont.)
T
A
= 25°C, G = +10, R
F
= 453Ω, R
G
= 50Ω, and R
L
= 100Ω, unless otherwise noted.
0.25
0.20
0.15
0.10
0.05
0
–0.05
–0.10
–0.15
–0.20
–0.25
SETTLING TIME
Time (ns)
Percent of Final Value (%)
0 5 10 15 20 25
G = +10V/V
R
L
= 100Ω
V
O
= 2V Step
See Figure 1
83
80
77
74
71
68
65
62
PHOTODIODE TRANSIMPEDANCE
FREQUENCY RESPONSE
Frequency (MHz)
Transimpedance Gain (dBΩ)
1 10 100
C
D
= 100pF
R
F
= 10kΩ
C
F
Adjusted
C
D
= 50pF
C
D
= 20pF
C
D
= 10pF
See Figure 4
0.25
0.20
0.15
0.10
0.05
0
–0.05
–0.10
–0.15
–0.20
–0.25
25
20
15
10
5
0
–5
–10
–15
–20
–25
TYPICAL DC DRIFT OVER TEMPERATURE
Ambient Temperature (°C)
Input Offset Voltage (mV)
Input Bias and Offset Current (µA)
–50 –25 0 25 50 75 100 125
100 x I
OS
V
IO
I
b
150
140
130
120
110
100
90
80
70
20
18
16
14
12
10
8
6
4
SUPPLY AND OUTPUT CURRENT vs TEMPERATURE
Ambient Temperature (°C)
Output Current (10mA/div)
Supply Current (2mA/div)
–50 –25 0 25 50 75 100 125
Sourcing Output Current
Supply Current
Sinking Output Current
6
4
2
0
–2
–4
–6
COMMON-MODE INPUT RANGE AND OUTPUT SWING
vs SUPPLY VOLTAGE
Supply Voltage (±V)
Voltage Range (V)
2.5 3.53.0 4.54.0 5.55.0 6.0
+V
IN
–V
IN
+V
OUT
–V
OUT
10
7
10
6
10
5
10
4
10
3
10
2
COMMON-MODE AND DIFFERENTIAL
INPUT IMPEDANCE
Frequency (Hz)
Input Impedance (Ω)
10
2
10
4
10
5
10
3
10
6
10
7
10
8
Common-Mode
Differential
4.7MΩ
6.6kΩ