1N4001ID - General Purpose Rectifier Diode

Overview

The 1N4001ID is a general-purpose rectifier diode designed for use in a wide range of applications requiring reliable rectification of AC voltages. This component features a cavity-free cylindrical glass package with glass passivation, ensuring high reliability and performance. With its robust construction and electrical characteristics, the 1N4001ID is suitable for various power supply and conversion applications.

Features

• Glass Passivated: Provides enhanced reliability and protection against environmental factors.
• High Maximum Operating Voltage: Capable of handling significant voltage levels, making it suitable for diverse applications.
• Cavity-Free Cylindrical Glass Package: Ensures durability and resistance to mechanical stress.
• Low Forward Voltage Drop: Improves efficiency by minimizing power loss during operation.
• High Surge Current Capability: Withstands transient overload conditions without failure.
• Lead-Free and RoHS Compliant: Meets environmental and regulatory standards.

Applications

The 1N4001ID is versatile and can be used in a variety of electronic circuits, including but not limited to:

• Power Supplies: Used in AC-to-DC conversion circuits, such as bridge rectifiers and half-wave or full-wave rectifiers.
• Battery Chargers: Provides rectification in charging circuits for batteries in consumer and industrial devices.
• Voltage Multipliers: Employed in circuits that require voltage doubling or tripling.
• Reverse Polarity Protection: Safeguards sensitive components from damage due to incorrect power supply connections.
• Freewheeling Diodes: Used in inductive load applications to protect circuits from voltage spikes.
• General Purpose Rectification: Suitable for any application requiring reliable rectification of low-frequency AC signals.

Electrical Characteristics

The following table summarizes the key electrical specifications of the 1N4001ID diode under standard operating conditions (unless otherwise noted):

Thermal Characteristics

• Thermal Resistance (Junction to Ambient): 50 °C/W
• Storage Temperature Range: -65 °C to +175 °C

Package Information

The 1N4001ID is housed in a cylindrical glass package, which provides excellent mechanical and thermal performance. Below are the key package details:

• Package Type: DO-41 (Glass Passivated)
• Dimensions:
  • Body Diameter: 2.7 mm (max)
  • Body Length: 5.2 mm (max)
  • Lead Length: 25.4 mm (standard)
• Weight: Approximately 0.35 grams
• Termination: Axial leads, tin-plated for solderability
• Marking: The diode is marked with "1N4001" for easy identification.

Mechanical Drawing

The DO-41 package features axial leads with the following mechanical outline:

• Lead Diameter: 0.8 mm (nominal)
• Lead Spacing: 10.16 mm (between bends, if applicable)

Reliability and Compliance

The 1N4001ID is designed to meet stringent quality and reliability standards, ensuring long-term performance in demanding applications. Key compliance and reliability features include:

• RoHS Compliance: Meets the Restriction of Hazardous Substances directive.
• Flame Retardant: The glass package is inherently flame-resistant.
• Moisture Sensitivity Level (MSL): MSL 1 (Unlimited floor life at ≤ 30 °C / 85% RH)

Handling and Storage Recommendations

To ensure optimal performance and longevity of the 1N4001ID, adhere to the following guidelines:

• ESD Precautions: Although robust, handle with standard ESD precautions to avoid static damage.
• Storage Conditions: Store in a dry environment at temperatures between -65 °C and +175 °C.
• Soldering: Use standard soldering techniques with a maximum lead temperature of 260 °C for 10 seconds.

Conclusion

The 1N4001ID is a reliable and versatile rectifier diode suitable for a broad range of applications. Its glass-passivated construction, high surge current capability, and compliance with environmental standards make it an excellent choice for designers seeking a robust and efficient rectification solution. Whether used in power supplies, battery chargers, or protection circuits, the 1N4001ID delivers consistent performance under varying operational conditions.