Datasheet

100nV/div
Time(1s/div)
1
VoltageNoiseDensity(nV/ )Ö
Hz
CurrentNoise(fA/ )Ö
Hz
Frequency(Hz)
10 100 1k 10k
1k
100
10
1
CurrentNoise
VoltageNoise
ContinueswithNo1/f(flicker)Noise
Population
-50
OffsetVoltage( V)m
-40
-30
-20
-10
0
10 20 30 40 50
-45
45 35 25 15
5
-5
-15
-25
-35
V =5.5V
S
Population
|OffsetVoltageDrift|( V/ C)m °
0
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0.12
0.14
0.16
0.18
0.20
0.22
0.24
0.11
0.13
0.15
0.17
0.19
0.21
0.23
0.25
V =5.5V
S
OPA378
OPA2378
www.ti.com SBOS417D –JANUARY 2008–REVISED OCTOBER 2009
TYPICAL CHARACTERISTICS
At T
A
= +25°C, R
L
= 10kΩ, V
S
= +5.5V and V
OUT
= V
S
/2, unless otherwise noted.
INPUT CURRENT AND VOLTAGE NOISE
0.1Hz TO 10Hz NOISE SPECTRAL DENSITY vs FREQUENCY
Figure 1. Figure 2.
OFFSET VOLTAGE
PRODUCTION DISTRIBUTION OFFSET VOLTAGE DRIFT DISTRIBUTION
Figure 3. Figure 4.
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