Datasheet

LT1991
7
1991fh
SUPPLY VOLTAGE (±V)
0
SUPPLY CURRENT (µA)
200
175
150
125
100
75
50
25
0
16
1991 G01
42 6 10 14 18
8
12
20
T
A
= 85°C
T
A
= –40°C
T
A
= 25°C
TEMPERATURE (°C)
–50
OUTPUT VOLTAGE SWING (mV)
100
1991 G02
0 50
60
40
20
V
EE
–25 25 75 125
V
S
= 5V, 0V
NO LOAD
OUTPUT HIGH
(RIGHT AXIS)
OUTPUT LOW
(LEFT AXIS)
V
CC
–20
–40
–60
LOAD CURRENT (mA)
0
OUTPUT VOLTAGE (mV)
1400
1200
1000
800
600
400
200
V
EE
1991 G03
2
1098765
1
3 4
V
S
= 5V, 0V
T
A
= 85°C
T
A
= –40°C
T
A
= 25°C
LOAD CURRENT (mA)
V
CC
–100
–200
–300
–400
–500
–600
–700
–800
–900
–1000
OUTPUT VOLTAGE SWING (mV)
1991 G04
0 1 2 3
4
5
6 7 8 9 10
V
S
= 5V, 0V
T
A
= 85°C
T
A
= –40°C
T
A
= 25°C
TEMPERATURE (°C)
–50
OUTPUT SHORT-CIRCUIT CURRENT (mA)
25
20
15
10
5
0
0
50
75
1991 G05
–25
25
100
125
V
S
= 5V, 0V
SINKING
SOURCING
GAIN (V/V)
1
INPUT OFFSET VOLTAGE (µV)
150
100
50
0
–50
–100
–150
129 10 11 135
1991 G06
2 3 8764
V
S
= 5V, 0V
REPRESENTATIVE PARTS
GAIN (V/V)
1
OUTPUT OFFSET VOLTAGE (µV)
1000
750
500
250
0
–250
–500
–750
–1000
129 10 11 135
1991 G07
2 3 8764
V
S
= 5V, 0V
REPRESENTATIVE PARTS
LOAD CURRENT (mA)
0
GAIN ERROR (%)
3
5
1991 G08
1 2 4
0.04
0.03
0.02
0.01
0
–0.01
–0.02
–0.03
–0.04
GAIN = 1
V
S
= ±15V
V
OUT
= ±10V
T
A
= 25°C
REPRESENTATIVE UNITS
TEMPERATURE (°C)
–50
SLEW RATE (V/µs)
0.30
0.25
0.20
0.15
0.10
0.05
0
25 75
1991 G09
–25 0
50 100 125
GAIN = 1
V
S
= ±15V
V
OUT
= ±10V
SR
–
(FALLING EDGE)
SR
+
(RISING EDGE)
TYPICAL PERFORMANCE CHARACTERISTICS
Supply Current vs Supply Voltage
Output Voltage Swing
vs Temperature
Output Voltage Swing
vs Load Current (Output Low)
Output Voltage Swing
vs Load Current (Output High)
Output Short-Circuit Current
vs Temperature
Input Offset Voltage
vs Difference Gain
Output Offset Voltage
vs Difference Gain Gain Error vs Load Current Slew Rate vs Temperature
(Difference Amplifier Configuration)