Transistor 2SC1815 NPN, 0.15A TO-92

Transistor 2SC1815 NPN, 0.15A TO-92

Transistors

Reference: TR2SC1815

Part.No: 2SC1815

€0.60

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The 2SC1815 is a classic NPN Bipolar Junction Transistor (BJT) in a TO-92 package. Renowned for audio preamplification and general-purpose switching, it remains an industry standard for analog signal processing and low-power applications.

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Description
Product Details

2SC1815 Audio & Signal Transistor - Classic Performance for Amplification & Switching

The 2SC1815 is one of the most recognized NPN transistors worldwide, celebrated for its exceptional performance in audio frequency amplification and its reliability across decades of production. Its low noise characteristics and stable gain make it the go-to choice for audio preamps, sensor interfaces, and general switching circuits in both hobbyist and professional designs.

Functions & Applications

Audio-Grade Performance: Low noise characteristics ideal for preamplification stages and sensitive signal conditioning.
Standard TO-92 Package: Through-hole design, breadboard-compatible, easy to prototype and integrate into any circuit.
High Current Gain: Reliable hFE typical ~200–400, enabling efficient amplification of weak signals.
Industry Workhorse: Proven performance over decades with consistent specifications across manufacturers.

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)	150mA
Power Dissipation (Pd)	400mW
DC Current Gain (hFE)	200–400 (typ.)
Mounting Type	Through-Hole (THT)

Frequently Asked Questions

Q: What is the complementary PNP transistor for the 2SC1815?
A: The complementary PNP transistor is the 2SA715, which has similar electrical characteristics and package form factor.

Q: Is the 2SC1815 suitable for audio preamp applications?
A: Yes, the 2SC1815 is specifically designed for audio frequency amplification and is widely used in microphone preamps, line drivers, and low-noise input stages due to its low noise floor and stable gain characteristics.

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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