Fairchild HCPL-3700 Network Card User Manual


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HCPL-3700 AC/DC to Logic Interface Optocoupler
©2005 Fairchild Semiconductor Corporation www.fairchildsemi.com
HCPL-3700 Rev. 1.0.1 6
Fig. 8 External Threshold Characteristics V+/V- vs. Rx
R
X
- EXTERNAL SERIES RESISTOR (KΩ)
04080120 160 200 240
V+/V- -EXTERNAL THRESHOLD VOLTAGE (V)
0
50
100
150
200
250
300
Fig. 7 Logic High Supply Current
vs. Temperature
T
A
- TEMPERATURE (°C)
-60 -40 -20 0 20 40 60 80 100
I
CCH
- LOGIC HIGH SUPPLY CURRENT (
nA)
1
10
100
1000
V+ (AC)
V- (AC)
V- (DC)
V+ (DC)
V
O
= OPEN
V
I
IN
CC
= 0 mA
= 18 V
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