OIG75N120H
High-current 75A 1200V IGBT in TO-3P package for motor drives and power supplies.
Product Overview
Description
The OIG75N120H delivers 75A current capability at 1200V in a robust TO-3P package for demanding industrial applications.
Featuring advanced trench-gate technology with Vce(sat) of 1.8V, this device provides excellent conduction characteristics.
The high current rating makes it suitable for three-phase motor drives up to 15kW and high-power SMPS applications.
Product Series
OIG
Primary Application
Three-phase motor drives
Key Features
- 75A high current capability
- 1200V voltage rating for 380V systems
- Low saturation voltage
- Rugged short-circuit capability
- TO-3P package
Specifications
| Voltage Rating | 1200V |
|---|---|
| Current Rating | 75A |
| Vce(sat) | 1.8V (typ) |
| Package | TO-3P |
| Switching Speed | Standard |
Applications
Three-phase motor drives
Motor drive and control systems
High-power SMPS
Power conversion and supply
UPS systems
Electronic system design
Solar inverters
Renewable energy systems
FAE Expert Insights
"The OIG75N120H is an excellent choice for 380V three-phase motor drives in the 10-15kW range. The 1200V rating provides good safety margin for 380V AC systems with DC bus around 540V. In my field experience, this device provides reliable performance in industrial environments. The TO-3P package offers good thermal performance when properly mounted to a heatsink. For motor drive applications, I recommend switching frequencies of 4-8kHz to balance efficiency and audible noise. The 75A rating provides good headroom for motor starting currents and overload conditions."
Reliable high-current solution for 380V motor drives
— Peter Zhang, BeiLuo
Frequently Asked Questions
What is the recommended heatsink size for OIG75N120H?
For the OIG75N120H operating at 75A with typical conduction losses of 135W (1.8V × 75A), a substantial heatsink is required. For natural convection, a heatsink with thermal resistance of 0.5-0.7°C/W is needed to keep junction temperature below 125°C at 40°C ambient. For forced air cooling with 200-400 LFM airflow, Rth of 0.3-0.4°C/W is sufficient. The TO-3P package has thermal resistance Rth(j-c) of approximately 0.5°C/W. Always include thermal grease or thermal pad between the device and heatsink. Verify actual operating temperature during prototype testing.
Use forced air cooling with 0.3-0.4°C/W heatsink for reliable operation at full load.
What is the recommended soldering profile for OIG75N120H?
Standard reflow soldering profile per JEDEC J-STD-020 is recommended. Peak temperature should not exceed 260°C for Pb-free solder. Preheat at 150-180°C for 60-90 seconds. Soak at 217°C for 60-90 seconds. Peak at 245-260°C for 20-40 seconds. Allow adequate cooling time. Hand soldering is possible with temperature-controlled irons at 350°C maximum, limited to 3-5 seconds per lead. Avoid thermal shock by not exceeding 4°C/second heating/cooling rates.
Use standard Pb-free reflow profile. Contact us for specific soldering recommendations.
What is the MTBF of OIG75N120H?
The OIG75N120H has an MTBF (Mean Time Between Failures) of >100 million hours at 25°C operating temperature, calculated per Telcordia SR-332. This corresponds to a FIT rate of <10 failures per billion device-hours. Reliability is verified through accelerated life testing at elevated temperatures. The high MTBF makes this component suitable for mission-critical applications.
Suitable for high-reliability applications. Contact us for detailed reliability reports.
What is the ESD sensitivity rating of OIG75N120H?
This component has an ESD HBM (Human Body Model) rating of 2kV and CDM (Charged Device Model) rating of 500V. While this provides reasonable protection, standard ESD precautions should always be followed during handling and assembly. Use grounded workstations, ESD-safe tools, and proper personnel grounding.
Use standard ESD precautions. Contact us for high-ESD environment recommendations.
What is the lead time for OIG75N120H?
Standard lead time for Oriental products is 4-6 weeks for production quantities. Samples are typically available from stock with 1-2 week lead time. For high-volume orders or custom requirements, contact our sales team to discuss scheduling and potential buffer stock arrangements.
Contact our sales team for current lead times and availability.