MMBT100N04
100A 40V high-current N-channel MOSFET for low-voltage high-current applications.
Product Overview
Description
This high-current MOSFET delivers 100A capability at 40V with ultra-low on-resistance.
Features very low Rds-on of 4mΩ typical for minimal conduction losses in high-current applications.
Ideal for 12V and 24V battery systems, automotive applications, and high-current DC-DC converters.
Product Series
Primary Application
Key Features
- 100A high current
- Ultra-low 4mΩ Rds-on
- 40V rating
- Low gate drive
- TO-220 package
Specifications
| Drain-Source Voltage (Vds) | 40V |
|---|---|
| Continuous Drain Current (Id) | 100A @ 25°C |
| On-Resistance (Rds-on) | 4mΩ typical |
| Gate Threshold Voltage | 1-3V |
| Total Gate Charge | 65nC typical |
| Operating Temperature | -55°C to +175°C |
| Package | TO-220 |
| Technology | Trench MOSFET |
| Collector-Emitter Voltage (Vces) | N/A |
| Continuous Collector Current (Ic) | N/A |
| Vce(sat) typical | N/A |
| Reverse Voltage (Vrrm) | N/A |
| Forward Current (If) | N/A |
| Recovery Time (trr) | N/A |
| Forward Voltage (Vf) | N/A |
| Voltage Rating | N/A |
| Current Rating | N/A |
| Temperature Range | N/A |
Applications
12V/24V Battery Systems
Industrial application for 100A 40V N-Channel MOSFET
Automotive Applications
Industrial application for 100A 40V N-Channel MOSFET
High-Current DC-DC
Industrial application for 100A 40V N-Channel MOSFET
Low-Voltage Inverters
Industrial application for 100A 40V N-Channel MOSFET
FAE Expert Insights
"The MMBT100N04 is a robust low-voltage MOSFET that I frequently specify for high-current switching applications. The 40V rating with 100A current capability provides excellent performance for 12V and 24V power distribution systems. In my experience, this MOSFET performs exceptionally well in automotive and industrial applications requiring high current handling with low conduction losses. I recommend proper gate drive design with adequate gate voltage (10-12V) to minimize RDS(on)."
High-current 40V MOSFET for power distribution applications
— David Chen, BeiLuo
Frequently Asked Questions
What is the on-resistance?
Ultra-low 4mΩ typical.
Excellent for high-current efficiency.
What applications?
12V/24V systems and automotive.
Ideal for battery-powered systems.
How do I select the right product for my application?
Selecting the right product involves analyzing your application requirements including voltage, current, switching frequency, and thermal conditions. Consider the maximum voltage stress, continuous and peak current requirements, and switching speed needs. Our FAE team can provide detailed selection guidance based on your specific application parameters including load characteristics, duty cycle, and environmental conditions.
Provide your application requirements to our FAE team for personalized product recommendations.
What is the recommended gate drive for this IGBT/MOSFET?
Proper gate drive design is critical for optimal performance. I recommend using gate drivers with adequate output current capability (typically 2-4A for medium power devices). Gate resistor selection depends on switching frequency and EMI requirements - typically 5-15Ω for IGBTs and 10-47Ω for MOSFETs. Include negative gate voltage (-5V to -8V) for IGBTs to prevent false turn-on. For high-frequency applications, minimize gate loop inductance and use Kelvin source connections when available.
Contact our FAE team for gate drive design recommendations specific to your application.
What thermal management is required for this product?
Effective thermal management is essential for reliable operation. Use thermal interface material with thermal conductivity of at least 3 W/mK between the module and heat sink. Ensure adequate heat sink sizing based on your maximum power dissipation and ambient temperature. I recommend maintaining case temperature below 85°C for long-term reliability. For high-power applications, consider forced air cooling or liquid cooling solutions. Thermal modeling can help optimize your thermal design.
Perform thermal calculations or contact FAE for thermal design assistance.