CA3079 View Datasheet(PDF) - Intersil
Part Name
Description
Manufacturer
CA3079 Datasheet PDF : 12 Pages
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CA3059, CA3079
220VRMS, 50/60Hz OPERATION
300 INPUT RESISTANCE (RS) = 10kΩ
60Hz, tP
200
50Hz, tP
(+ dv/dt)
(+ dv/dt)
100
50Hz, tN
(- dv/dt)
60Hz, tN
(- dv/dt)
0
0
0.02
0.04
0.06
0.08
0.1
EXTERNAL CAPACITANCE (µF)
FIGURE 10A.
600
220VRMS, 50/60Hz OPERATION
INPUT RESISTANCE (RS) = 20kΩ
60Hz, tP
400
(+ dv/dt)
50Hz, tP
(+ dv/dt)
200
0
0
50Hz, tN
(- dv/dt)
60Hz, tN
(- dv/dt)
0.02
0.04
0.06
0.08
0.1
EXTERNAL CAPACITANCE (µF)
FIGURE 10B.
600
220VRMS, 50/60Hz OPERATION
INPUT RESISTANCE (RS) = 10kΩ
400
60Hz, tN1
(- dv/dt)
50Hz, tN1
(- dv/dt)
200
0
0
50Hz, tP1
(+ dv/dt)
60Hz, tP1
(+ dv/dt)
0.02
0.04
0.06
0.08
0.1
EXTERNAL CAPACITANCE (µF)
220VRMS, 50/60Hz OPERATION
600 INPUT RESISTANCE (RS) = 20kΩ
60Hz, tN1
(- dv/dt)
400 50Hz, tN1
(- dv/dt)
200
60Hz, tP1
(+ dv/dt)
50Hz, tP1
(+ dv/dt)
0
0
0.02
0.04
0.06
0.08
0.1
EXTERNAL CAPACITANCE (µF)
FIGURE 10C.
FIGURE 10D.
FIGURE 10. RELATIVE PULSE WIDTH AND LOCATION OF ZERO CROSSING FOR 220V OPERATION FOR CA3059 AND CA3079
SENSOR RESISTANCE = 5kΩ
30
18
20 TERMINALS 7 AND 12 CONNECTED
12
DC GATE CURRENT MODE
(CA3058 & CA3059)
10
6
0
-75 -50
TERMINAL 12 OPEN
PULSED GATE CURRENT MODE
(ALL TYPES)
0
-25 0 25 50 75 100 125
AMBIENT TEMPERATURE (oC)
FIGURE 11. SENSITIVITY vs AMBIENT TEMPERATURE FOR
CA3059 AND CA3079
7
THYRISTOR TURN-OFF
6
AREA OF UNCERTAIN
OPERATION
5
4
AREA OF NORMAL
3
OPERATION
2
1
0
-50 -25
AREA OF UNCERTAIN
OPERATION
THYRISTOR TURN-OFF
0 25 50 75
AMBIENT TEMPERATURE (oC)
FIGURE 12. OPERATING REGIONS FOR BUILT-IN PROTEC-
TION CIRCUIT FOR CA3059
10
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