PZT3904 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 40 V
• Collector-Base Voltage, max: 60 V
• Emitter-Base Voltage, max: 6 V
• Collector Current − Continuous, max: 0.2 A
• Collector Dissipation: 1 W
• DC Current Gain (h_fe): 100 to 300
• Transition Frequency, min: 300 MHz
• Noise Figure, max: 5 dB
• Operating and Storage Junction Temperature Range: -55 to +150 °C
• Package: SOT-223

Here is an image showing the pin diagram of this transistor.The PZT3904 transistor is marked as "3904".The complementary PNP transistor to the PZT3904 is the PZT3906.You can replace the PZT3904 with the BDP947, BDP949, BDP951, BSP41, BSP43, DZT2222A, NZT44H8, NZT560, PZT2222A, PZTA05 or PZTA06.