🎛 J113 N-Channel JFET Transistor – Low Noise Signal Amplifier for Audio and Analog Applications 🎛
The J113 is an N-Channel Junction Field Effect Transistor (JFET) designed for low-noise amplification and fast response in analog and audio circuits.
It’s ideal for preamplifiers, audio pickups, sensor circuits, and instrumentation, providing clean signal gain with minimal distortion.
✅ Technical Specifications:
- Type: N-Channel JFET
- Model: J113
- Package: TO-92
- Drain-Source Voltage (Vds): 35V
- Drain Current (Idss): 2 – 20mA
- Gate-Source Cutoff Voltage (Vgs(off)): -0.5V to -5V
- Dynamic Drain Resistance (rd): 5kΩ – 30kΩ
- Transconductance (gm): 2 – 6 mS
- Power Dissipation (Ptot): 350mW
- Operating Temperature: -55°C to +150°C
- Pin Configuration (flat side facing you, left to right):
- 1️⃣ Drain
- 2️⃣ Source
- 3️⃣ Gate
- Weight: ≈1g
🔹 Key Features:
✔ Ultra-low noise design for high-fidelity signal amplification.
✔ Excellent for audio preamps and sensor signal conditioning.
✔ Fast response with stable gain characteristics.
✔ Low power consumption and compact TO-92 package.
✔ Suitable for analog electronics education and experimentation.
📌 Common Applications:
- Audio preamplifiers and buffer stages.
- Analog sensor signal amplifiers.
- Guitar and microphone amplifiers.
- Instrumentation and measurement circuits.
- DIY and educational analog electronics projects.
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