CPC1972
AC Power Switch
INTEGRATED
CIRCUITS
DIVISION
Parameter
Blocking Voltage
Load Current
Ratings
800
Units
VP
Description
The CPC1972 is an AC Solid State Switch using
optical coupling with dual power silicon controlled
rectifier (SCR) outputs to produce an alternative to
optocoupler and Triac circuits. The CPC1972 switches
are robust enough to provide a blocking voltage of up
to 800VP .
250
mArms
On State Voltage Drop
Operating Voltage
3
Vrms (at IL = 250 mArms
)
550
Vrms
Features
• Load Current up to 250mArms
• 800VP Blocking Voltage
• 5mA Sensitivity
In addition, tightly controlled zero cross circuitry
ensures switching of AC loads without the generation
of transients.
• Zero-Crossing Detection
• DC Control, AC Output
• Optically Isolated
• Low EMI and RFI Generation
• High Noise Immunity
The input and output circuits are optically coupled
to provide 3750Vrms of isolation and noise immunity
between the control and load circuits. As a result the
CPC1972 is well suited for industrial environments
where electromagnetic interference could disrupt the
operation of electromechanical relays.
• Flammability Rating UL 94 V-0
Applications
Approvals
• UL Recognized Component: File E69938
• CSA Certified Component: Certificate 1172007
• Programmable Control
• Process Control
• Power Control Panels
• Remote Switching
• Gas Pump Electronics
• Contactors
Ordering Information
Part Number
CPC1972G
Description
6-Pin DIP (50/Tube)
• Large Relays
• Solenoids
• Motors
• Heaters
CPC1972GS
CPC1972GSTR
6-Pin Surface Mount (50/Tube)
6-Pin Surface Mount (1000/Reel)
Pin Configuration
1
6
5
4
+ LED
AC Load
N/C
2
ZC
– LED
3
AC Load
N/C
1
DS-CPC1972-R06
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