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Product Detailed Parameters
- Description：DIODE SCHOTTKY 35V 120A PRM11
- Series：-
- Mfr：SMC Diode Solutions
- Package：Bulk
- Technology：Schottky
- Voltage - DC Reverse (Vr) (Max)：35 V
- Current - Average Rectified (Io)：120A
- Voltage - Forward (Vf) (Max) @ If：540 mV @ 120 A
- Speed：Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr)：-
- Current - Reverse Leakage @ Vr：10 mA @ 35 V
- Capacitance @ Vr, F：5200pF @ 5V, 1MHz
- Mounting Type：Chassis Mount
- Package / Case：HALF-PAK
- Supplier Device Package：PRM1-1 (Half Pak Module)
- Operating Temperature - Junction：-55°C ~ 125°C
- Grade：-
- Qualification：-
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Overview
The 124NQ035-1 is a 350V, 124A NPT (Non-Punch-Through) silicon power diode manufactured by SMC Diode Solutions. It utilizes a planar passivation structure and is housed in a TO-264AB package. The device is designed for high-efficiency rectification in industrial applications, featuring low forward voltage drop characteristics and robust surge current handling capabilities suitable for demanding power conversion environments.
Feature Summary
- NPT technology ensures stable thermal performance and reliable operation under varying load conditions
- Planar passivation provides mechanical strength and long-term stability against environmental stressors
- Optimized for high-speed switching with minimal reverse recovery charge to reduce system losses
Applications
- Industrial motor drives and variable frequency drives
- High-power DC-DC converters and power supplies
- Uninterruptible power supply (UPS) systems
Procurement Notes
Verify the specific suffix code on the component marking to ensure it matches the ordered variant, as packaging or temperature grade differences may exist. Confirm that the TO-264AB lead form matches your PCB footprint requirements. Request the latest datasheet from SMC Diode Solutions to validate electrical parameters against your design specifications before finalizing procurement.
Selection Notes
Select this component when a high-current, high-voltage rectifier is required for industrial-grade reliability. The NPT construction offers superior ruggedness compared to standard junction barrier Schottky devices in high-temperature scenarios. Ensure adequate heatsinking is provided given the 124A continuous current rating and the thermal resistance characteristics of the TO-264AB package.
Part Context
This diode belongs to SMC Diode Solutions' high-power rectifier portfolio, targeting heavy-duty industrial electronics. It serves as a critical component in power stages where efficiency and durability are paramount. The TO-264AB package allows for direct mounting to heat sinks, facilitating efficient thermal management in compact power modules.
Replacement Considerations
Cross-reference with other 350V, 124A TO-264AB NPT diodes from manufacturers like Vishay or Littelfuse. Verify pinout compatibility and thermal resistance values to ensure equivalent performance without redesigning the cooling infrastructure.
