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2
EL2186C, EL2286C
250MHz/3mA Current Mode Feedback Amp w/Disable
E
L
21
86
C
,E
L
22
86
C
Absolute Maximum Ratings (T
A = 25°C)
Voltage between VS+ and VS-
+12.6V
Common-Mode Input Voltage
VS- to VS+
Differential Input Voltage
±6V
Current into +IN or -IN
±7.5mA
Internal Power Dissipation
See Curves
Operating Ambient
Temperature Range
-40°C to +85°C
Operating Junction Temperature
Plastic Packages
150°C
Output Current (EL2186C)
±120mA
Output Current (EL2286C)
±60mA
Storage Temperature Range
-65°C to +150°C
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.
DC Electrical Characteristics
VS = ±5V, RL = 150, ENABLE = 0V, TA = 25°C unless otherwise specified
Parameter
Description
Conditions
Min
Typ
Max
Unit
VOS
Input Offset Voltage
2.5
15
mV
TCVOS
Average Input Offset Voltage Drift
Measured from TMIN to TMAX
5
V/°C
dVOS
VOS Matching
EL2286C only
0.5
mV
+IIN
+ Input Current
1.5
15
A
d+IIN
+ IIN Matching
EL2286C only
20
nA
-IIN
- Input Current
16
40
A
d-IIN
-IIN Matching
EL2286C only
2
A
CMRR
Common Mode Rejection Ratio
VCM = ±3.5V
45
50
dB
-ICMR
- Input Current Common Mode Rejection
VCM = ±3.5V
5
30
A/V
PSRR
Power Supply Rejection Ratio
VS is moved from ±4V to ±6V
60
70
dB
-IPSR
- Input Current Power Supply Rejection
VS is moved from ±4V to ±6V
1
15
A/V
ROL
Transimpedance
VOUT = ±2.5V
120
300
k
+RIN
+ Input Resistance
VCM = ±3.5V
0.5
2
M
+CIN
+ Input Capacitance
1.2
pF
CMIR
Common Mode Input Range
±3.5
±4.0
V
VO
Output Voltage Swing
VS = ±5
±3.5
±4.0
V
VS = +5 Single-Supply, High
4.0
V
VS = +5 Single-Supply, Low
0.3
V
IO
Output Current
EL2186C only
80
100
mA
EL2286C only, per Amplifier
50
55
mA
IOUT, OFF
Output Current Disable
VOUT ±2V, AV = +1@25°C
10
A
IS
Supply Current
ENABLE = 2.0V, per Amplifier
3
6
mA
IS(DIS)
Supply Current (Disabled)
ENABLE = 4.5V
0
50
A
COUT(DIS)
Output Capacitance (Disabled)
ENABLE = 4.5V
4.4
pF
REN
Enable Pin Input Resistance
Measured at ENABLE = 2.0V, 4.5V
45
85
k
IIH
Logic “1” Input Current
Measured at ENABLE, ENABLE = 4.5V
-0.04
A
IIL
Logic “0” Input Current
Measured at ENABLE, ENABLE = 0V
-53
A
VDIS
Minimum Voltage at ENABLE to Disable
4.5
V
VEN
Maximum Voltage at ENABLE to Enable
2.0
V