2N4355 Bipolar Transistor

• Type: PNP
• Collector-Emitter Voltage, max: -60 V
• Collector-Base Voltage, max: -60 V
• Emitter-Base Voltage, max: -5 V
• Collector Current − Continuous, max: -1 A
• Collector Dissipation: 0.35 W
• DC Current Gain (h_fe): 100 to 400
• Transition Frequency, min: 500 MHz
• Noise Figure, max: 3 dB
• Operating and Storage Junction Temperature Range: -65 to +150 °C
• Package: TO-105

Here is an image showing the pin diagram of this transistor.The FMMTA55 (SOT-23), KST55 (SOT-23), MMBT4354 (SOT-23), MMBT4355 (SOT-23), MMBTA55 (SOT-23), PZTA55 (SOT-223) and SMBTA55 (SOT-23) is the SMD version of the 2N4355 transistor. These transistors are of the same type, have similar parameters and are designed for surface mounting.The MPS4355, PN4355 is the TO-92 version of the 2N4355.You can replace the 2N4355 with the 2N4354.