Datasheet

OPA602
4
SBOS155A
www.ti.com
TYPICAL CHARACTERISTICS
At T
A
= +25°C and V
S
= ±15V
DC
, unless otherwise noted.
INPUT CURRENT NOISE SPECTRAL DENSITY
100
10
1
0.1
1 10 100 1k 10k 100k 1M
Frequency (Hz)
Current Noise (fA/√Hz)
INPUT VOLTAGE NOISE SPECTRAL DENSITY
1k
100
10
1
1 10 100 1k 10k 100k 1M
Frequency (Hz)
Voltage Noise (nV/√Hz)
POWER-SUPPLY REJECTION AND COMMON-MODE
REJECTION vs TEMPERATURE
110
–75
Temperature (°C)
CMR and PSR (dB)
105
100
95
90
–50 –25 0 25 50 75 100 125
CMR
PSR
E
O
R
S
TOTAL INPUT VOLTAGE NOISE SPECTRAL DENSITY
AT 1kHz vs SOURCE RESISTANCE
1k
100
10
1
100 1k 10k 100k 1M 10M 100M
Source Resistance (Ω)
Voltage Noise, E
O
(nV/√Hz)
OPA602 + Resistor
Resistor Noise Only
COMMON-MODE REJECTION
vs INPUT COMMON-MODE VOLTAGE
120
–15 –10 –5 0 +5 +10 +15
Common-Mode Rejection (dB)
Common-Mode Voltage (V)
110
100
90
80
70
OPEN-LOOP FREQUENCY RESPONSE
140
1
Frequency (Hz)
Voltage Gain (dB)
10 100 1k 10k 100k 1M 10M
120
100
80
60
40
20
0
–45
–90
–135
–180
Phase Shift (degrees)
R
L
= 1kΩ
C
L
= 100pF
A
OL
φ