MMBT918 Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 15 V
• Collector-Base Voltage, max: 30 V
• Emitter-Base Voltage, max: 3 V
• Collector Current − Continuous, max: 0.05 A
• Collector Dissipation: 0.225 W
• DC Current Gain (h_fe): 20
• Transition Frequency, min: 600 MHz
• Noise Figure, max: 6 dB
• Operating and Storage Junction Temperature Range: -55 to +150 °C
• Package: SOT-23
• Electrically Similar to the Popular PN918 transistor

Here is an image showing the pin diagram of this transistor.The MMBT918 transistor is marked as "3B".The PN918 is the TO-92 version of the MMBT918.You can replace the MMBT918 with the 2SC1621, 2SC1621-B2, 2SC1621-B3, 2SC1621-B4, 2SC2859, 2SC2859-GR, 2SC2859-O, 2SC2859-Y, 2SC3265, 2SC3265-O, 2SC3265-Y, 2SC3326, 2SC3326-A, 2SC3326-B, 2SC3440, 2SC3440-E, 2SC3440-F, 2SC3440-G, 2SC4210, 2SC4210-O, 2SC4210-Y, 2STR1215, 2STR1230, BC818, BC818-16, BC818-25, BC818-40, BC848, BC848A, BC848B, BC848C, BC849, BC849A, BC849B, BC849C, BCV27, BCX20, FMMT2222, FMMT2222R, FMMT449, FMMT617, FMMT618, KN2222S, KSC2859, KSC2859-O, KSC2859-Y, KSC3265, KSC3265-O, KSC3265-Y, KST13, KST14, KTC2875, KTC2875-A, KTC2875-B, KTC3265, KTC3265-O, KTC3265-Y, KTC3876, KTC3876GL, KTC3876O, KTC3876S, KTC3876S-GL, KTC3876S-O, KTC3876S-Y, KTC3876Y, KTC8050S, KTC8050S-C, KTC8050S-D, KTN2222S, MMBT2222, MMBT4124, MMBT5088, MMBT5089, MMBTA13, MMBTA14, MMBTH10, MPS8050S, MPS8050S-B, MPS8050S-C, MPS8050S-D, MPS8050SC, PMBT2222, PMBTA13, PMBTA14 or PMST2222.