Transistor 2SC634 NPN, 0.2A TO-92

Transistor 2SC634 NPN, 0.2A TO-92

Transistors

Reference: TR2SC634

Part.No: 2SC634

€1.20

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The 2SC634 is a general-purpose NPN Bipolar Junction Transistor (BJT) in a TO-92 package. Designed for reliable switching and amplification in hobby electronics, educational projects, and small signal circuits.

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Description
Product Details

2SC634 General-Purpose NPN Transistor – Reliable Switching & Amplification

The 2SC634 is a general-purpose NPN transistor widely used in hobby and educational electronics. With its moderate current handling capability and straightforward TO-92 package, it excels at both switching applications and small-signal amplification tasks.

Functions & Applications

Moderate Current Capacity: Maximum collector current of 200mA suitable for driving small relays, LEDs and solenoids.
Standard TO-92 Package: Through-hole format, perfect for breadboards and hand soldering on universal PCBs.
Robust Voltage Rating: Collector-Emitter voltage rating of 50V handles a wide range of circuit voltages.
Versatile Switching: Reliable performance for logic-level switching from microcontroller outputs.

Technical Specifications

Parameter	Value / Specification
Transistor Type	BJT (Bipolar Junction Transistor)
Polarity / Channel	NPN
Package / Case	TO-92
Collector-Emitter Voltage (Vceo)	50V
Max Collector Current (Ic)	200mA
Mounting Type	Through-Hole (THT)

Frequently Asked Questions

Q: What can the 2SC634 switch or drive?
A: With a maximum collector current of 200mA and Vceo of 50V, the 2SC634 can drive small relays (up to ~100mA coil current), solenoids, or strings of LEDs. Always use a protective flyback diode with inductive loads.

Q: Is the 2SC634 compatible with Arduino and 5V logic?
A: Yes, the 2SC634 operates reliably with 5V microcontroller outputs. Its base-emitter voltage (Vbe) is around 0.7V, making it ideal for TTL and CMOS logic switching.

Note: Price refers to one (1) piece. The component is shipped in bulk without individual packaging.

Transistor Type: BJT (Bipolar Junction Transistor)
Transistor Polarity / Channel: NPN
Transistor Case Style: TO-92

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