CP643 Datasheet and Replacement

   Type Designator: CP643
   Type of Transistor: JFET
   Type of Control Channel: N -Channel
   Pd ⓘ - Maximum Power Dissipation: 2 W
   |Vds|ⓘ - Maximum Drain-Source Voltage: 30 V
   |Vgs|ⓘ - Maximum Gate-Source Voltage: 15 V
   |Id| ⓘ - Maximum Drain Current: 0.3 A
   Tj ⓘ - Maximum Junction Temperature: 200 °C
   Rds ⓘ - Maximum Drain-Source On-State Resistance: 3 Ohm
   Package: TO5
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