Datasheet

7
LT1002
1002fb
Small Signal Transient Response
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
FREQUENCY (Hz)
100
CHANNEL SEPARATION (dB)
160
150
140
130
120
110
100
90
80
1k 10k
1002 G19
100k 1M
V
S
= ±15V
T
A
= 25°C
R
S
=10Ω
R
S
=100Ω
R
S
=1k
Common Mode Rejection and
CMRR Match vs Frequency
Channel Separation vs Frequency
FREQUENCY (Hz)
COMMON MODE REJECTION (dB)
160
140
120
100
80
60
40
20
0
1002 G20
1
10
100 1k 10k 100k 1M
V
S
= ±15V
T
A
= 25°C
CMRR
MATCH ( CMRR)
<
Common Mode Limit
vs Temperature
TEMPERATURE (°C)
–50
V
+
–0.2
–0.4
–0.6
–0.8
–1.0
+1.0
+.8
+.6
+.4
+.2
V
–
25 75
1002 G21
–25 0
50 100 125
COMMON MODE LIMIT (VOLTS)
REFERRED TO POWER SUPPLY
V
–
= –1.2 to –4V
V
–
= –12 to –18V
V
+
= 12 to 18V
V
+
= 1.2 to 4V
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
2.0
1.5
1.0
0.5
±9 ±15
1002 G22
±3 ±6
±12
±18 ±21
–55°C
125°C
25°C
Supply Current vs. Supply Voltage
For Each Amplifier
Large Signal Transient Response
1002 G23
FREQUENCY (kHz)
1
OUTPUT VOLTAGE, PEAK-TO-PEAK (VOLTS)
28
24
20
16
12
8
4
0
10 100 1000
1002 G24
V
S
= ±15V
T
A
= +25°C
Maximum Undistorted
Output vs. Frequency
A
V
= +1, C
L
= 1000pF 1002 G27
Small Signal Transient Response
CAPACITIVE LOAD (PICOFARADS)
100
PERCENT OVERSHOOT
1002 G26
1000
10,000
100,000
100
80
60
40
20
0
V
S
= ±15V
T
A
= 25°C
V
IN
= 100mV
R
L
> 50k
Voltage Follower Overshoot
vs Capacitive Load
A
V
= +1, C
L
= 50pF 1002 G25