LT1080/LT1081
U W
TYPICAL PERFOR A CE CHARACTERISTICS
Receiver Output
Short-Circuit Current
Receiver Input Thresholds
ON/OFF Pin Current vs Voltage
100
10
1
3.00
2.75
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
40
35
30
25
20
15
10
5
OUTPUT SINKING
INPUT HIGH
INPUT LOW
OUTPUT SOURCING
0
–5
–10
0.1
–55 –25
0
25
50
75 100 125
–55 –25
0
25
50
75 100 125
0
1
2
3
4
5
TEMPERATURE (°C)
TEMPERATURE (°C)
INPUT VOLTAGE (V)
1080/81 G05
1080/81 G04
1080/81 G06
Driver Output Leakage in
Shutdown
ON/OFF Pin Thresholds
Supply Current in Shutdown
100
10
1
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
1000
100
10
V
CC
= 5V
MINIMUM ON VOLTAGE
V
= 30V
V
OUT
MAXIMUM OFF VOLTAGE
= –30V
OUT
0.1
–55 –25
1
–55 –25
0
25
50
75 100 125
0
25
50
75 100 125
–55 –25
0
25
50
75 100 125
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
1080/81 G07
1080/81 G09
1080/81 G08
Output Waveforms
Shutdown to Driver Output
Shutdown to Receiver Output
5V
0V
–5V
10V
5V
0V
DRIVER
OUTPUT
HIGH
6V
RECEIVER 4V
DRIVER
OUTPUT
2V
0V
OUTPUT
RECEIVER 0V
OUTPUT –5V
LOW –10
RECEIVER 5V
OUTPUT 0V
ON/OFF 5V
INPUT 0V
5V
INPUT
0V
ON/OFF 5V
INPUT 0V
0
2µs
4µs
6µs
8µs
1080/81 G10.tiff
0
1ms
2ms
3ms
4ms
1080/81 G11.tiff
0
1ms
2ms
3ms
4ms
1080/81 G11.tiff
V
CC = 5V
VCC = 5V
V
CC = 5V
RL = 3k
RL = 3k
5
Linear [ Linear ]
