Overview
The 1N5821-A Schottky diode, produced by Diodes Incorporated, is a high-performance semiconductor component designed for various rectification and protection applications. This diode is part of the DO-201AD package family and is known for its low forward voltage drop, high surge capability, and high efficiency. It is widely used in low voltage, high frequency inverters, free-wheeling diodes, and polarity protection circuits.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Maximum Repetitive Peak Reverse Voltage | VRRM | 30 | V |
| Maximum RMS Voltage | VRMS | 21 | V |
| Maximum DC Blocking Voltage | VDC | 30 | V |
| Non-Repetitive Peak Reverse Voltage | VRSM | 36 | V |
| Maximum Average Forward Rectified Current at TL = 95°C | IF(AV) | 3.0 | A |
| Peak Forward Surge Current, 8.3 ms Single Half Sine-Wave | IFSM | 80 | A |
| Maximum Instantaneous Forward Voltage at IF = 3.0 A | VF | 0.500 | V |
| Operating Junction and Storage Temperature Range | TJ, TSTG | -65 to +150 | °C |
| Package | DO-201AD | ||
| RoHS / REACH Compliance | Yes |
Key Features
- Guard Ring Die Construction for transient protection
- Low power loss and high efficiency
- High surge capability and high current handling
- Low forward voltage drop
- Lead-free finish; RoHS compliant, halogen and antimony free
- High switching speed and low junction capacitance
- Low leakage current
Applications
The 1N5821-A Schottky diode is suitable for a variety of applications, including:
- Low voltage, high frequency inverters
- Free-wheeling diodes
- Polarity protection circuits
- Output rectification and polarity protection in power supplies
- High-frequency switching circuits
Q & A
- What is the maximum repetitive peak reverse voltage of the 1N5821-A diode?
The maximum repetitive peak reverse voltage is 30 V. - What is the maximum average forward rectified current at TL = 95°C?
The maximum average forward rectified current is 3.0 A. - What is the peak forward surge current rating?
The peak forward surge current is 80 A for an 8.3 ms single half sine-wave. - What is the operating junction and storage temperature range?
The operating junction and storage temperature range is -65 to +150 °C. - Is the 1N5821-A diode RoHS compliant?
Yes, the 1N5821-A diode is RoHS compliant and also halogen and antimony free. - What are the key features of the 1N5821-A diode?
The key features include guard ring die construction, low power loss, high surge capability, low forward voltage drop, and high switching speed. - What are some common applications of the 1N5821-A diode?
Common applications include low voltage, high frequency inverters, free-wheeling diodes, polarity protection circuits, and output rectification. - What is the package type of the 1N5821-A diode?
The package type is DO-201AD. - What is the maximum instantaneous forward voltage at IF = 3.0 A?
The maximum instantaneous forward voltage at IF = 3.0 A is 0.500 V. - Is the 1N5821-A diode suitable for high-frequency switching circuits?
Yes, the 1N5821-A diode is suitable for high-frequency switching circuits due to its high switching speed and low junction capacitance.
