LT1124/LT1125
Typical perForMance characTerisTics
Offset Voltage Drift with
Temperature of Representative
Units
50
40
30
OFFSET VOLTAGE (µV)
20
10
0
–10
–20
–30
–40
–50
–50 –25
0
25
50
75
TEMPERATURE (°C)
100
125
SUPPLY CURRENT PER AMPLIFIER (mA)
V
S
= ±15V
3
125°C
2
25°C
–55°C
0
50mV
Supply Current vs Supply Voltage
Small-Signal Transient Response
1
–50mV
1124/25 G16
0
A
VCL
= +1
V
S
= ±15V OR ±5V
C
L
= 15pF
0
±5
±10
±15
SUPPLY VOLTAGE (V)
±20
1124/25 G15
1124/25 G14
Large-Signal Transient Response
10mV
Output Voltage Swing vs Load
Current
V
+
–0.8
–1.0
OUTPUT VOLTAGE SWING (V)
–1.2
–1.4
–1.6
1.2
1.0
0.8
0.6
125°C
–55°C
25°C
25°C
–55°C
V
S
= ±3V TO ±18V
125°C
V
+
–0.5
–1.0
COMMON MODE LIMIT (V)
REFERRED TO POWER SUPPLY
–1.5
–2.0
–2.5
Common Mode Limit vs
Temperature
V
+
= 3V TO 18V
0
–10mV
1124/25 G17
2.5
2.0
1.5
1.0
V
–
= –3V TO –18V
A
VCL
= –1
V
S
= ±15V
V
–
0.4
–10 –8 –6 –4 –2 0 2 4 6 8 10
I
SINK
I
SOURCE
OUTPUT CURRENT (mA)
1124/25 G18
V
–
0.5
–60
–20
20
60
100
TEMPERATURE (°C)
140
1124/25 G19
Channel Separation vs Frequency
180
CHANGE IN OFFSET VOLTAGE (µV)
160
CHANNEL SEPARATION (dB)
140
120
100
80
60
40
20
0
0
100
1k
10k 100k
FREQUENCY (Hz)
1M
10M
V
S
= ±15V
R
L
= 2k
V
OUT
= 7V
P-P
T
A
= 25°C
LIMITED BY PIN
TO PIN CAPACITANCE
LIMITED BY
THERMAL INTERACTION
10
8
Warm-Up Drift
V
S
= ±15V
T
A
= 25°C
SO PACKAGE
6
N, J PACKAGES
4
2
0
0
1
2
3
4
TIME AFTER POWER ON (MINUTES)
5
1124/25 G20
1124/25 G21
8
11245ff
For more information
LINER [ LINEAR TECHNOLOGY ]
