EL2125C
Ultra-Low Noise, Low Power, Wideband Amplifier
Absolute Maximum Ratings (T = 25°C)
A
VS+ to VS-
33V
40mA
Operating Temperature
-45°C to +85°C
-60°C to +150°C
+150°C
Continuous Output Current
Any Input
Storage Temperature
VS- - 0.3V to VS+ + 0.3V
See Curves
Maximum Die Junction Temperature
Power Dissipation
Important Note:
All parameters having Min/Max specifications are guaranteed. Typ values are for information purposes only. Unless otherwise noted, all tests are at the
specified temperature and are pulsed tests, therefore: TJ = TC = TA
Electrical Characteristics
VS
= 5V, TA = 25°C, RF = 180Ω, RG = 20Ω, RL = 500Ω unless otherwise specified.
Parameter
Description
Conditions
Min
Typ
Max
Unit
DC Performance
VOS
Input Offset Voltage (SO8)
0.2
2
3
mV
mV
µV/°C
µA
µA
µA/°C
pF
Input Offset Voltage (SOT23-5)
Offset Voltage Temperature Coefficient
Input Bias Current
TCVOS
IB
1.8
-22
0.4
0.09
2.2
87
-30
IOS
Input Bias Current Offset
Input Bias Current Temperature Coefficient
Input Capacitance
2
TCIB
CIN
AVOL
PSRR
CMRR
CMIR
VOUTH
VOUTL
VOUTH2
VOUTL2
IOUT
Open Loop Gain
80
80
dB
[1]
Power Supply Rejection Ratio
97
dB
Common Mode Rejection Ratio
Common Mode Input Range
Output Voltage Swing High
Output Voltage Swing Low
Output Voltage Swing High
Output Voltage Swing Low
at CMIR
80
106
dB
-4.6
3.5
3.8
-3.7
-3
V
No load, RF = 1kΩ
No load, RF = 1kΩ
RL = 100Ω
3.65
-3.87
3.3
V
V
3
V
RL = 100Ω
-3.5
100
V
[2]
Output Short Circuit Current
80
mA
mA
IS
Supply Current
10.1
11
AC Performance - RG = 20Ω, CL = 5pF
BW
-3dB Bandwidth
175
34
MHz
MHz
MHz
dB
BW 0.1dB
BW 1dB
Peaking
SR
0.1dB Bandwidth
1dB Bandwidth
150
0.4
185
0.6
2.7
42
Peaking
Slew Rate
V
OUT = 2VPP, measured at 20% to 80%
150
V/µs
%
OS
Overshoot, 4Vpk-pk Output Square Wave
Positive
Negative
%
tS
Settling Time to 0.1% of 1V Pulse
Voltage Noise Spectral Density
Current Noise Spectral Density
ns
VN
IN
0.83
2.4
-74
-91
nV/√Hz
pA/√Hz
dBc
[3]
HD2
HD3
2nd Harmonic Distortion
[4]
3rd Harmonic Distortion
dBc
1. Measured by moving the supplies from 4V to 6V
2. Pulse test only
3. Frequency = 1MHz, VOUT = 2Vpk-pk, into 500Ω and 5pF load
2
ELANTEC [ ELANTEC SEMICONDUCTOR ]
