1N4148W Datasheet Summary

General Description

The 1N4148W is a fast switching diode designed for high-speed rectification and switching applications. It features low reverse current, fast switching speed, and is packaged in a small SOD-123 surface-mount package, making it ideal for automatic insertion processes.

Features

• Small Package: SOD-123, molded plastic.
• Low Reverse Current: Ensures minimal leakage under reverse bias.
• Fast Switching Speed: Suitable for high-frequency applications.
• Surface Mount Package: Ideally suited for automatic insertion.
• Halogen-Free Device: Environmentally friendly.
• Traceability: All SMC parts are traceable to the wafer lot.
• Additional Testing: Available upon request.

Maximum Ratings (@TA = 25°C)

• Peak Repetitive Reverse Voltage (VRRM): 75V
• Working Peak Reverse Voltage (VRWM): 75V
• DC Blocking Voltage (VR): 75V
• RMS Reverse Voltage (VR(RMS)): 53V
• Forward Continuous Current (IF): 300mA
• Average Rectified Output Current (IO): 150mA
• Non-Repetitive Peak Forward Surge Current (IFSM): 2.0A @ t=8.3ms
• Power Dissipation (PD): 400mW
• Typical Thermal Resistance, Junction to Ambient (RθJA): 315°C/W
• Junction Temperature Range (TJ): -55°C to +125°C
• Storage Temperature Range (TSTG): -55°C to +150°C

Electrical Characteristics (@TA = 25°C)

• Forward Voltage (VFM):0.715V @ IF = 1mA0.855V @ IF = 10mA1.00V @ IF = 50mA1.25V @ IF = 150mA
• Reverse Leakage Current (IRM):2.5μA @ VR = 75V25nA @ VR = 20V
• Capacitance (CT): 2pF @ VR = 0V, f = 1.0MHz
• Reverse Recovery Time (trr): 4ns @ IF = IR = 10mA, Irr = 0.1xIR, RL = 100Ω

Mechanical Data

• Package Type: SOD-123
• Terminals: Plated leads solderable per MIL-STD-202, Method 208
• Polarity: Cathode Band
• Weight: 0.01 grams (approx)

Ordering Information

• Device: 1N4148W
• Package: SOD-123
• Shipping: 3000 pcs/reel
• Carrier Tape Specification: SOD-123

Mechanical Dimensions (SOD-123)

Marking Diagram

The marking bar indicates the cathode.

Disclaimer

1. The information, including specifications and dimensions, is subject to change without prior notice. Before ordering, contact SMC Diode Solutions for the latest datasheet.
2. For applications requiring extremely high reliability (e.g., nuclear power control, aerospace, medical equipment), ensure safety through fail-safe precautions.
3. SMC Diode Solutions is not liable for any damages resulting from accidents or other causes during the operation of user units.
4. SMC Diode Solutions is not liable for any failure or secondary damage resulting from use exceeding the absolute maximum ratings.
5. No license is granted under any patents or other rights of any third party or SMC Diode Solutions.
6. Reproduction or duplication of the datasheet is prohibited without the expressed written permission of SMC Diode Solutions.
7. The products described in the datasheet should not be provided to any party whose application may hinder international peace and safety.