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HCPL2731 Fiches technique(PDF) 7 Page - Fairchild Semiconductor

No de pièce HCPL2731
Description  Low Input Current High Gain Split Darlington Optocouplers
Download  15 Pages
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Fabricant  FAIRCHILD [Fairchild Semiconductor]
Site Internet  http://www.fairchildsemi.com
Logo FAIRCHILD - Fairchild Semiconductor

HCPL2731 Fiches technique(HTML) 7 Page - Fairchild Semiconductor

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©2005 Fairchild Semiconductor Corporation
www.fairchildsemi.com
6N138, 5N139, NCPL2730, HCPL2731 Rev. 1.0.3
7
Fig. 4 LED Forward Current vs. Forward Voltage
FORWARD VOLTAGE - VF (V)
1.0
1.1
1.2
1.3
1.4
1.5
1.6
0.001
0.01
0.1
1
10
100
TA = 85˚C
TA = 70˚C
TA = -40˚C
TA = 0˚C
TA = 25˚C
Fig. 5 LED Forward Voltage vs. Temperature
TEMPERATURE - TA (˚C)
-40
-20
0
20
40
60
80
100
1.1
1.2
1.3
1.4
1.5
IF = 1.6 mA
Fig. 6 Non-saturated Rise and Fall Times vs.
Load Resistance (6N138 / 6N139 Only)
Fig. 7 Non-saturated Rise and Fall Times vs.
Load Resistance (HCPL2730 / HCPL2731 Only)
RL - LOAD RESISTANCE (kΩ)RL - LOAD RESISTANCE (kΩ)
0.1
1
10
1
10
100
tf
TA = 25˚C
IF ADJUSTED FOR VOL = 2 V
tr
IF - FORWARD CURRENT - mA
Fig. 9 Current Transfer Ratio vs. Forward Current
(6N138 / 6N139 Only)
0.01
0.1
1
10
0
400
800
1200
1600
TA = -40˚C
TA = 0˚C
TA = 25˚C
TA = 70˚C
TA = 85˚C
VCC = 5 V
VO= 0.4 V
0.1
1
10
1
10
tf
tr
TA = 25˚C
Fig. 8 Propagation Delay To Logic Low
vs. Base-Emitter Resistance
(HCPL2730 / HCPL2731 Only)
RBE - BASE-EMITTER RESISTANCE - M
0.01
0.1
1
10
0
1
2
3
4
5
6
IF = 1.6 mA, VCC = 5 V
RL = 2.2 K, TA = 25°C
Normalized to RBE = None


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