BF991

NXP  BF991  晶体管, 射频FET, 20 V, 20 mA, 200 mW, SOT-143B

The is a 20V N-channel depletion mode Dual Gate MOSFET protected against excessive input voltage surges by integrated back to back diodes between gate and source. Used in VHF television tuners and FM tuners applications.

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Interconnected source and substrate

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150°C Junction temperature

Chip1Stop:
Trans RF MOSFET N-CH 20V 0.02A 4-Pin3+Tab SOT-143B

Newark:
# NXP  BF991  RF FET Transistor, 20 V, 20 mA, 200 mW, SOT-143B