BC327 Transistor PNP 50V 800mA 625mW TO-92

BC327 Transistor is a general-purpose PNP junction transistor (BJT) commonly used for low-power switching and amplification tasks. It supports a maximum collector current of 800mA and voltage ratings up to 50V, making it suitable for various analog and digital circuit applications. Packaged in the compact TO-92 form factor, it’s ideal for through-hole PCB designs and prototyping.

Key Features:

• PNP Polarity: Conducts when the base is pulled low relative to the emitter.
• High Collector Current: Handles continuous collector current up to 800mA.
• Voltage Ratings: Withstands collector-emitter voltages up to 50V.
• Low Saturation Voltage: Offers efficient switching with low V_CE(sat).
• Compact Package: Comes in TO-92 case for easy PCB mounting.

Technical Specifications:

• Transistor Type: PNP
• Collector-Emitter Voltage (V_CEO): 50V
• Collector-Base Voltage (V_CBO): 50V
• Emitter-Base Voltage (V_EBO): 5V
• Collector Current (I_C): 800mA (max)
• Power Dissipation (P_D): 625mW
• DC Current Gain (h_FE): 100 to 630 (depending on grade)
• Transition Frequency (f_T): 250MHz (typical)

Mechanical Specifications:

• Package Type: TO-92
• Mounting: Through-hole
• Lead Configuration: Emitter-Base-Collector (E-B-C)
• Case Material: Molded plastic with metal leads

Pinout and Wiring:

• Pin 1: Emitter
• Pin 2: Base
• Pin 3: Collector
• Connection: For PNP, emitter connects to positive voltage, base is pulled low to turn on.

Datasheet and Documentation:

• Download BC327 Datasheet (PDF)

Applications:

• Signal Amplification: Used in audio and analog signal amplification circuits.
• Switching Applications: Ideal for driving low-power loads or relays.
• Current Regulation: Works in current mirror and biasing circuits.
• Voltage Regulation: Used in linear regulator feedback circuits.
• General Electronics Projects: Common in educational kits and hobby electronics.

Equivalent Models:

• BC557: Lower current version with similar pinout
• 2N2907: PNP transistor with comparable characteristics
• S8550: Chinese equivalent with similar ratings and performance

Package Includes:

• 1 x BC327 Transistor PNP 50V 800mA 625mW TO-92