EL2125C - Preliminary
EL2125C - Preliminary
Ultra-low Noise, Low Power, Wideband Amplifier
Typical Performance Curves
Total Harmonic Distortion vs Frequency
V
S
=±5V
V
O
=2V
PP
A
V
=10
R
F
=180Ω
R
L
=500Ω
Voltage Noise (nV/√Hz), Current Noise (pA/√Hz)
-30
-40
-50
THD (dBc)
-60
-70
-80
-90
1k
100
Voltage and Current Noise vs Frequency
10
I
N
, V
S
=±5V
1
V
N
, V
S
=±15V
V
N
, V
S
=±5V
I
N
, V
S
=±15V
10k
100k
1M
10M
100M
0.1
10
100
1k
Frequency (Hz)
10k
100k
Frequency (Hz)
Settling Time vs Accuracy
60
50
Settling Time (ns)
40
30
20
10
0
0.1
V
S
=±5V
V
O
=2V
PP
V
S
=±15V
V
O
=2V
PP
V
S
=±15V
V
O
=5V
PP
Group Delay (ns)
V
S
=±5V
V
O
=5V
PP
14
10
6
2
-2
-6
A
V
=20
Group Delay
V
S
=±15V
A
V
=10
1
Accuracy (%)
10
1
10
Frequency (MHz)
100
400
CMRR
-10
-30
-50
-70
-99
-110
10
110
90
PSRR
PSRR-
CMRR (dB)
PSRR (dB)
70
PSRR+
50
30
10
10K
100
1k
10k
100k
1M
10M
100M
100K
1M
10M
100M
600M
Frequency (Hz)
Frequency (Hz)
8
ELANTEC [ ELANTEC SEMICONDUCTOR ]
