Overview
The MR856RLG is a fast recovery power rectifier produced by onsemi. This axial lead-mounted rectifier is designed for various specialized applications, including DC power supplies, inverters, converters, ultrasonic systems, choppers, and free-wheeling diodes. It features a typical recovery time of 100 nanoseconds, enabling high efficiency at frequencies up to 250 kHz.
The device is housed in an epoxy, molded case and is Pb-Free, making it compliant with current environmental standards. The rectifier has a weight of approximately 1.1 grams and all external surfaces are corrosion-resistant with readily solderable terminal leads.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Repetitive Reverse Voltage (VRRM) | 600 | V |
| Working Peak Reverse Voltage (VRWM) | 600 | V |
| Non-Repetitive Peak Surge Current (IFSM) | 100 | A |
| Average Rectified Forward Current (IO) | 3.0 | A |
| Forward Voltage (VF) at IF = 3.0 A, TJ = 25°C | 1.25 | V |
| Reverse Recovery Time (trr) | 100-150 | ns |
| Reverse Recovery Current (IRM(REC)) | 2.0 | A |
| Operating and Storage Junction Temperature Range | -65 to +150 | °C |
| Thermal Resistance, Junction-to-Ambient (RθJA) | 28 | °C/W |
| Thermal Resistance, Junction-to-Lead (RθJL) | 5.5 | °C/W |
Key Features
- Fast recovery time of 100 nanoseconds, enabling high efficiency at frequencies up to 250 kHz.
- Pb-Free, making it compliant with current environmental standards.
- Epoxy, molded case with corrosion-resistant external surfaces and readily solderable terminal leads.
- Lead temperature for soldering purposes: 260°C Max. for 10 seconds.
- Available in bulk box and tape and reel packaging options.
- Cathode indicated by polarity band.
Applications
- DC power supplies
- Inverters
- Converters
- Ultrasonic systems
- Choppers
- Free-wheeling diodes
- Low RF interference applications
Q & A
- What is the peak repetitive reverse voltage of the MR856RLG?
The peak repetitive reverse voltage (VRRM) of the MR856RLG is 600 V.
- What is the average rectified forward current of the MR856RLG?
The average rectified forward current (IO) of the MR856RLG is 3.0 A.
- What is the typical recovery time of the MR856RLG?
The typical recovery time of the MR856RLG is 100 nanoseconds.
- Is the MR856RLG Pb-Free?
- What are the operating and storage junction temperature ranges for the MR856RLG?
The operating and storage junction temperature ranges for the MR856RLG are -65 to +150°C.
- What is the thermal resistance, junction-to-ambient (RθJA) of the MR856RLG?
The thermal resistance, junction-to-ambient (RθJA) of the MR856RLG is 28°C/W.
- In what types of applications is the MR856RLG typically used?
The MR856RLG is typically used in DC power supplies, inverters, converters, ultrasonic systems, choppers, and free-wheeling diodes.
- How is the polarity of the MR856RLG indicated?
The polarity of the MR856RLG is indicated by a polarity band on the cathode.
- What are the packaging options available for the MR856RLG?
The MR856RLG is available in bulk box and tape and reel packaging options.
- What is the maximum lead temperature for soldering purposes?
The maximum lead temperature for soldering purposes is 260°C for 10 seconds.
