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C&K COMPONENTS CA21J12207PQ Optically Isolated AC Solid-State Relay

The Series CA from C&K COMPONENTS is a robust, optically isolated AC solid-state relay designed for printed circuit board mounting in AC power switching applications. Rated for 1A at 250 Vrms, it features low EMI, buffered control, and meets MIL-STD-704 requirements, making it ideal for avionic systems. The relay's patented circuit design minimizes commutation spikes, and its fully floating output eliminates ground potential loops. Available with conventional or gull wing leads, it's suitable for both through-hole and surface-mount applications, offering a hermetically sealed ceramic DIP package for severe environmental conditions.

Authorized Distributors
Source:Newark
Part No:CA21J12207PQ
Stock:768
Inv Date:06-15-2026
Price: Unit price: $9.99
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Part No:CA21J12207PQ
Stock:0
Inv Date:06-15-2026
Price: Unit price: $8.82
Buy/RFQ:
Part No:CA21J12207PQ
Stock:768
Inv Date:06-15-2026
Price: Unit price: $9.8
Buy/RFQ:
Part No:CA21J12207PQ
Stock:768
Inv Date:06-15-2026
Price: Unit price: $9.8
Buy/RFQ:

C&K COMPONENTS CA21J12207PQ Optically Isolated AC Solid-State Relay Specifications:

  • Input Voltage Range: 3.8 - 32 Vdc
  • Input Current (VIN=5 Vdc): 13 mA
  • Input Current (VIN=32 Vdc): 18 mA
  • Turn-Off Voltage: 1.5 Vdc
  • Turn-On Voltage: 3.8 Vdc
  • Reverse Voltage Protection: -32 Vdc
  • Output Current Rating: 1 A
  • Output Voltage Rating: 20 - 250 Vrms
  • Frequency Range: 40 - 440 Hz
  • Output Voltage Drop @ 1 Amp: 1.5 Vrms
  • Off-State Leakage Current: 1.0 mArms
  • Turn-On Time: 1/2 Cycle
  • Turn-Off Time: 1 Cycle
  • Transient Voltage: +500 Vpk
  • Surge Current: 5.6 Apk
  • dV/dt: 100 V/µs
  • Insulation Resistance: 10 MOhms
  • Input to Output Capacitance: 5 pF
  • Dielectric Withstanding Voltage: 1200 Vac
  • Junction Temperature (Max): 130 °C
  • Thermal Resistance (Junction to Ambient): 85 °C/W
  • Ambient Operating Temperature: -55 °C to +105 °C
  • Ambient Storage Temperature: -55 °C to +130 °C
  • Acceleration: 5000 g

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You can download the CA21J12207PQ datasheet or visit the C&K COMPONENTS website for support.

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C&K COMPONENTS

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