The 1N4004S is a general-purpose rectifier diode manufactured by Panjit. It is part of the 1N400x series of diodes, known for their reliability and widespread use in various electronic applications. The 'S' suffix often indicates a specific package or manufacturing variation.

Applications:

• AC to DC power conversion in low-power applications.
• Reverse polarity protection.
• Freewheeling diode for inductive loads.
• Signal rectification.
• Voltage clamping.

Features:

• High surge current capability.
• Low forward voltage drop.
• High reliability.
• RoHS compliant.
• Available in various packages, including surface mount options.

Benefits:

• Provides reliable rectification for converting AC voltage to DC voltage.
• Protects circuits from reverse polarity damage.
• Suppresses voltage spikes caused by inductive loads.
• Suitable for use in a wide range of electronic devices.
• Cost-effective solution for general-purpose rectification.

Additional Details:

The 1N4004S has a maximum repetitive peak reverse voltage of 400V. It can handle a forward current of 1A. The forward voltage drop is typically around 1.1V at the rated current. Its surge current capability is around 30A, making it robust against transient voltage spikes. The diode is typically available in a DO-41 or similar package, depending on the specific manufacturer and part number variation. It is commonly used in consumer electronics, power adapters, and various other electronic devices requiring simple AC to DC conversion or protection. The small size and ease of use make it a popular choice for both hobbyists and professional engineers.