MMBT2222 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 30 V
• Collector-Base Voltage, max: 60 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 0.6 A
• Collector Dissipation: 0.35 W
• DC Current Gain (h_fe): 100 to 300
• Transition Frequency, min: 300 MHz
• Operating and Storage Junction Temperature Range: -55 to +150 °C
• Package: SOT-23
• Electrically Similar to the Popular 2N2222 transistor

Here is an image showing the pin diagram of this transistor.The MMBT2222 transistor is marked as "1B".The complementary PNP transistor to the MMBT2222 is the MMBT2907.You can replace the MMBT2222 with the 2SC4210, BCW65, BCW66, FMMT2222, FMMT2222A, FMMT2222AR, FMMT2222R, FMMT449, FMMT491, FMMT491Q, FMMT619, KN2222AS, KN2222S, KST2222A, KST4401, KTC3265, KTC8050S, KTN2222AS, KTN2222S, MMBT2222A, MMBT4401, PMBT2222, PMBT2222A, PMBT4401, PMST2222 or PMST2222A.