2SA985R Bipolar Transistor

• Type: PNP
• Collector-Emitter Voltage, max: -35 V
• Collector-Base Voltage, max: -45 V
• Emitter-Base Voltage, max: -5 V
• Collector Current − Continuous, max: -1 A
• Collector Dissipation: 5 W
• DC Current Gain (h_fe): 120 to 240
• Transition Frequency, min: 200 MHz
• Operating and Storage Junction Temperature Range: -55 to +150 °C
• Package: TO-126

Here is an image showing the pin diagram of this transistor.The 2SA985R transistor can have a current gain of 120 to 240. The gain of the 2SA985 will be in the range from 60 to 320, for the 2SA985-P it will be in the range from 160 to 320, for the 2SA985-Q it will be in the range from 100 to 200, for the 2SA985-R it will be in the range from 60 to 120, for the 2SA985Q it will be in the range from 85 to 170, for the 2SA985S it will be in the range from 170 to 340.Sometimes the "2S" prefix is not marked on the package - the 2SA985R might only be marked "A985R".You can replace the 2SA985R with the 2SA1214, 2SA1217, 2SA1217-Y, 2SA1359, 2SA1359-Y, 2SA505, 2SA505-Y, 2SA715, 2SA885, 2SA885R, 2SB1142, 2SB1143, 2SB1165, 2SB1166, 2SB744, 2SB744A, 2SB986, BD132, BD136, BD136-16, BD136G, BD138, BD138-16, BD138G, BD166, BD168, BD176, BD176-16, BD178, BD188, BD190, BD227, BD229, BD234, BD234G, BD236, BD236G, BD376, BD376-16, BD378, BD378-16, BD786, BD788, BD788G, KSB744, KSB744A, KSE170, KSE171, KTA1715, KTA1715-Y, MJE170, MJE170G, MJE171, MJE171G, MJE232, MJE235, MJE371, MJE371G, MJE710 or MJE711.