Overview
The 1N4148W-E3-08 is a small signal fast switching diode produced by Vishay General Semiconductor - Diodes Division. This diode is designed for high-speed switching applications and is part of the 1N4148 series, known for its reliability and performance in various electronic circuits. The device is AEC-Q101 qualified, making it suitable for automotive and other demanding environments. It features a silicon epitaxial planar construction and meets UL 94 V-0 flammability ratings, ensuring high safety standards.
Key Specifications
| Parameter | Test Condition | Symbol | Value | Unit |
|---|---|---|---|---|
| Reverse Voltage | - | VR | 75 | V |
| Repetitive Peak Reverse Voltage | - | VRRM | 100 | V |
| Average Rectified Current (half wave rectification with resistive load) | f ≥ 50 Hz | IF(AV) | 250 mA | - |
| Continuous Forward Current | - | IF | 300 mA | - |
| Surge Forward Current (tp < 1 s) | - | IFSM | 500 mA | - |
| Surge Forward Current (tp = 1 μs) | - | IFSM | 2 A | - |
| Power Dissipation (on FR-4 board with recommended soldering footprint) | - | Ptot | 280 mW | - |
| Thermal Resistance Junction to Ambient Air | - | RthJA | 440 K/W | - |
| Junction Temperature | - | Tj | 150 °C | - |
| Storage Temperature Range | - | Tstg | -65 to +150 °C | - |
| Operating Temperature Range | - | Top | -55 to +150 °C | - |
| Forward Voltage (IF = 10 mA) | - | VF | 1 V | - |
| Reverse Recovery Time (IF = 10 mA, iR = 1 mA, VR = 6 V, RL = 100 Ω) | - | trr | 4 ns | - |
Key Features
- Fast Switching Diodes: The 1N4148W-E3-08 features fast switching capabilities with a reverse recovery time (trr) of ≤ 4 ns, making it ideal for high-speed applications.
- AEC-Q101 Qualified: Available in AEC-Q101 qualified versions, ensuring suitability for automotive and other demanding environments.
- High Voltage and Current Ratings: Operates up to 100 V and handles currents up to 300 mA, making it suitable for various electronic circuits.
- UL 94 V-0 Flammability Rating: The molding compound meets UL 94 V-0 flammability ratings, ensuring high safety standards.
- Moisture Sensitivity Level (MSL) 1: Compliant with MSL 1, reducing the risk of moisture-related failures.
- RoHS-Compliant: The device is RoHS-compliant, aligning with environmental regulations.
- SOD-123 Package: Available in the SOD-123 package, suitable for surface-mount technology and compact circuit designs.
Applications
- Power Supplies: Used in power supply circuits for voltage regulation and rectification.
- Motor Control Systems: Employed in motor control systems for polarity protection and signal switching.
- Audio Equipment: Utilized in audio equipment for signal switching and voltage blocking.
- Automotive Systems: Suitable for various automotive applications due to its AEC-Q101 qualification.
- General Electronic Circuits: Ideal for rectification, polarity protection, or signal switching in general electronic circuits.
Q & A
- What is the maximum reverse voltage rating of the 1N4148W-E3-08?
The maximum reverse voltage rating is 75 V, with a repetitive peak reverse voltage of 100 V.
- What is the continuous forward current rating of the 1N4148W-E3-08?
The continuous forward current rating is 300 mA.
- What is the reverse recovery time of the 1N4148W-E3-08?
The reverse recovery time (trr) is ≤ 4 ns.
- Is the 1N4148W-E3-08 AEC-Q101 qualified?
Yes, the 1N4148W-E3-08 is available in AEC-Q101 qualified versions.
- What is the operating temperature range of the 1N4148W-E3-08?
The operating temperature range is -55 to +150 °C.
- What package type is the 1N4148W-E3-08 available in?
The device is available in the SOD-123 package.
- Is the 1N4148W-E3-08 RoHS-compliant?
Yes, the device is RoHS-compliant.
- What is the moisture sensitivity level (MSL) of the 1N4148W-E3-08?
The moisture sensitivity level is MSL 1.
- What are some common applications of the 1N4148W-E3-08?
Common applications include power supplies, motor control systems, audio equipment, and automotive systems.
- What is the thermal resistance junction to ambient air of the 1N4148W-E3-08?
The thermal resistance junction to ambient air is approximately 440 K/W.
