S8050 j3Y NPN 40V 500mA 300mW Transistor SOT-23

S8050 J3Y is a widely used NPN bipolar junction transistor (BJT) in a compact SOT-23 surface-mount package. It is designed for general-purpose amplification and switching applications. With a collector-emitter voltage rating of 40V, collector current up to 500mA, and a power dissipation of 300mW, this transistor is ideal for low-power electronic circuits, LED drivers, and signal amplification in consumer electronics.

Key Features of S8050 J3Y NPN 40V 500mA 300mW Transistor:

• High Collector Current: Supports up to 500mA continuous collector current.
• Voltage Rating: Collector-Emitter voltage rated at 40V maximum.
• Compact SOT-23 Package: Ideal for compact and space-constrained PCB layouts.
• Low Saturation Voltage: Ensures efficient switching performance.
• High DC Current Gain (h_FE): Gain values typically range from 100 to 300.

Technical Specifications of S8050 J3Y NPN 40V 500mA 300mW Transistor:

• Transistor Type: NPN
• Maximum Collector-Emitter Voltage (V_CEO): 40V
• Maximum Collector-Base Voltage (V_CBO): 60V
• Maximum Emitter-Base Voltage (V_EBO): 6V
• Collector Current (I_C): 500mA
• Power Dissipation (P_D): 300mW
• DC Current Gain (h_FE): 100 to 300 (at V_CE=5V, I_C=10mA)
• Transition Frequency (f_T): 100MHz
• Package: SOT-23 (Surface Mount)

Mechanical Specifications of S8050 J3Y Transistor:

• Package Type: SOT-23
• Mounting: Surface Mount (SMD)
• Marking Code: J3Y
• Lead Finish: Matte Tin Plating

Dimensions:

• Body Length: 2.9mm
• Body Width: 1.3mm
• Height: 1.0mm
• Lead Pitch: 0.95mm

Mounting Options:

• SMD Mounting: Optimized for automatic pick-and-place PCB assembly.
• Thermal Pad: Ensure good PCB copper area for heat dissipation.

Schematic Diagram, Connection, Wiring and Pinout of S8050 J3Y Transistor:

• Pinout (SOT-23):
  • 1 – Base
  • 2 – Emitter
  • 3 – Collector
• Wiring: Base connects through a resistor to control signal, collector to load, emitter to ground.
• Connection Type: NPN – Requires positive base-emitter voltage to turn on.

Datasheet of S8050 J3Y NPN Transistor:

• Download S8050 J3Y Datasheet (PDF)

Applications of S8050 J3Y NPN 40V 500mA Transistor:

• LED Drivers: Switches and regulates current to LEDs.
• Signal Amplification: Small signal audio and RF amplifiers.
• Relay Drivers: Controls mechanical relays using low current signals.
• Switching Circuits: Used in logic-level switching circuits.
• Consumer Electronics: TVs, radios, and small appliance control boards.

Equivalent of S8050 J3Y NPN Transistor:

• 2N3904: General-purpose NPN transistor alternative
• BC547: Low noise NPN transistor in TO-92 package
• SS8050: Similar NPN with slightly different gain characteristics
• BC337: Higher power TO-92 equivalent

Package Includes:

• 1 x S8050 J3Y NPN 40V 500mA 300mW Transistor SOT-23