Overview
The 1N4937GP-M3/73 is a fast switching plastic rectifier diode produced by Vishay General Semiconductor - Diodes Division. This component is part of the 1N4933GP to 1N4937GP series, known for their high reliability and efficiency in various electrical applications. Although the specific part number 1N4937GP-M3/73 is noted as obsolete, it remains relevant for understanding the capabilities and uses of similar rectifier diodes in the series.
Key Specifications
| Parameter | Symbol | 1N4937GP | Unit |
|---|---|---|---|
| Maximum Repetitive Peak Reverse Voltage | VRRM | 600 | V |
| Maximum RMS Voltage | VRMS | 420 | V |
| Maximum DC Blocking Voltage | VDC | 600 | V |
| Maximum Average Forward Rectified Current | IF(AV) | 1.0 | A |
| Peak Forward Surge Current | IFSM | 30 | A |
| Maximum Instantaneous Forward Voltage | VF | 1.2 | V |
| Maximum DC Reverse Current | IR | 5.0 μA | μA |
| Reverse Recovery Time | trr | 200 ns | ns |
| Typical Junction Capacitance | CJ | 15 pF | pF |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +175 °C | °C |
| Package | DO-41 (DO-204AL) |
Key Features
- Superectifier Structure: Ensures high reliability conditions.
- Cavity-Free Glass Passivated Junction: Enhances durability and performance.
- Fast Switching: High efficiency due to fast switching capabilities.
- Low Leakage Current: Minimizes energy loss.
- High Forward Surge Capability: Handles high surge currents effectively.
- Solder Dip 275 °C Max.: Compliant with JESD 22-B106 standards.
- RoHS-Compliant: Meets environmental standards.
- Matte Tin Plated Leads: Solderable per J-STD-002 and JESD 22-B102.
Applications
The 1N4937GP-M3/73 is suitable for various applications including:
- Fast Switching Rectification: In power supplies, inverters, and converters.
- Freewheeling Diodes: For consumer and telecommunication devices.
Q & A
- What is the maximum repetitive peak reverse voltage of the 1N4937GP-M3/73?
The maximum repetitive peak reverse voltage is 600 V.
- What is the maximum average forward rectified current for this diode?
The maximum average forward rectified current is 1.0 A.
- What is the typical reverse recovery time of the 1N4937GP-M3/73?
The typical reverse recovery time is 200 ns.
- What is the operating junction and storage temperature range for this diode?
The operating junction and storage temperature range is -65 to +175 °C.
- Is the 1N4937GP-M3/73 RoHS-compliant?
- What type of package does the 1N4937GP-M3/73 come in?
The diode comes in a DO-41 (DO-204AL) package.
- What are the typical applications of the 1N4937GP-M3/73?
Typical applications include fast switching rectification in power supplies, inverters, converters, and as freewheeling diodes for consumer and telecommunication devices.
- What is the maximum instantaneous forward voltage for the 1N4937GP-M3/73?
The maximum instantaneous forward voltage is 1.2 V.
- What is the peak forward surge current rating for this diode?
The peak forward surge current rating is 30 A.
- Is the 1N4937GP-M3/73 still in production?
No, the 1N4937GP-M3/73 is noted as obsolete and no longer manufactured.
