Datasheet

4
®
IVC102
10 100 1000
C
IN
(pF)
TOTAL OUTPUT NOISE vs C
IN
1000
100
10
1
Noise Voltage (µVrms)
rms Variation
of 100 Measurement
Cycles, T
INT
= 1ms.
C
INT
= 10pF
C
INT
= 30pF
C
INT
= 100pF
C
INT
= 300pF
C
INT
= 1000pF
Reset Mode, S
1
Open, S
2
Closed.
TYPICAL PERFORMANCE CURVES
At T
A
= +25°C, V
S
= ±15V, R
L
= 2kΩ, C
INT
= C
1
+ C
2
+ C
3
, 1ms integration period, unless otherwise specified.
–50 –25 0 25 50 75 100 125
Temperature (°C)
INPUT BIAS CURRENT vs TEMPERATURE
100p
10p
1p
100f
10f
Input Bias Current (A)
S
1
, S
2
Open
0 100 200 300 400 500 600 700 800 900 1000
C
INT
(pF)
RESET TIME vs C
INT
30
25
20
15
10
5
0

Reset Time (µs)
Time Required to
Reset from ±10V
to 0V.
0.01%
1%
10 100 1000
Input Capacitance, C
IN
(pF)
S
1
CHARGE INJECTION vs INPUT CAPACITANCE
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
Charge Injection, ∆Q (pC)
100pF
 ∆V
O
=
∆Q
100pF
S
1
C
IN
10 100 1000
Input Capacitance, C
IN
(pF)
S
2
CHARGE INJECTION vs INPUT CAPACITANCE
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
Charge Injection, ∆Q (pC)
(V+) = +18V
(V+) = +15V
(V+) = +4.75V
100pF
 ∆V
O
=
∆Q
100pF
C
IN
S
2