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HCPL-800J Datasheet, PDF (10/18 Pages) AVAGO TECHNOLOGIES LIMITED – Under-Voltage Detection | |||
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Typical Performance Plots
Unless otherwise noted, all typical plots are at TA = 25°C, VCC1 = 5 V, VCC2 = 5 V, sinusoidal waveform input, signal
frequency f = 132 kHz, ITx-in = 250µAPP, and Rref = 24 kâ¦.
25
20
15
10
5
Rx
0
-50 -25
0
Tx
25 50 75 100
TA â AMBIENT TEMPERATURE â °C
Figure 1. VCC1 supply current vs. temperature
45
40
35
30
25
20
15
10
Rx
5
Tx
0
-50 -25
0
25
50
75 100
TA â AMBIENT TEMPERATURE â °C
Figure 2. VCC2 supply current vs. temperature
100
90
VTx-en = 5 V
80
70
60
50
40
30
20
10
0
5
10
15
20
25
Rref â REFERENCE RESISTOR â kÃ
Figure 3. VCC2 supply current vs. reference resistor
300
250
200
150
100
50
0
0 0.2 0.4 0.6 0.8 1 1.2 1.4
ITx-out â Tx-out OUTPUT CURRENT â APP
Figure 4. VCC2 supply current vs. Tx output current
1.4
1.3
1.2
1.1
1
0.9
0.8
0.7
0.6
-50 -25
0
25
50
75 100
TA â AMBIENT TEMPERATURE â °C
Figure 5. Normalized load detection threshold vs. temperature
10
90
85
80
75
70
65
60
55
50
0
0.5
1
1.5
2
f â FREQUENCY â MHz
Figure 6. Isolation mode rejection ratio vs. frequency
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