Enhancement Package Offers High-Performance, Efficient 80-Volt MOSFETs with Excellent Heat Dissipation
In a significant development, Vishay has announced the launch of the SiEH4800EW, an advanced 80-V TrenchFET Gen IV n-channel power MOSFET. This new device, designed for medium voltage power applications, promises improved efficiency, enhanced switching performance, and superior thermal management.
## Key Features of Vishay SiEH4800EW
### 1. **Voltage and Current Ratings** - Drain-to-Source Voltage (Vds): 80 V
### 2. **Technology** - TrenchFET Gen IV Technology: This generation offers improved performance over previous TrenchFET MOSFETs. It features a vertical trench structure, leading to lower on-resistance and better efficiency.
### 3. **Low On-Resistance (Rds(on))** - The device boasts an extremely low Rds(on), which minimizes conduction losses and improves efficiency in power conversion and switching circuits.
### 4. **High-Speed Switching** - Optimized gate charge and capacitances enable fast switching performance to reduce switching losses in high-frequency applications.
### 5. **Thermal Performance** - Excellent thermal characteristics for better heat dissipation and reliability, enabling operation at higher power levels or in compact designs with limited cooling.
### 6. **Package** - The MOSFET typically comes in a compact PowerPAK 8x8SW bond wireless (BWL) package, which offers low thermal resistance and reduced parasitic inductance for enhanced switching performance.
### 7. **Robustness** - High avalanche energy capability (Eas), which means it can handle energy spikes during switching, adding to the device’s reliability in demanding environments.
## Typical Applications
### 1. **Power Management** - DC-DC converters, voltage regulators, and power adapters where efficient switching and low conduction losses are critical.
### 2. **Motor Drives** - Brushless DC motors (BLDC), stepper motors, and other motor control applications requiring efficient and robust MOSFETs.
### 3. **Automotive** - Suitable in automotive electronics for high-efficiency power management, body electronics, and motor control systems.
### 4. **Industrial Power Supplies** - Used in industrial equipment for power conversion and regulation, where reliability and efficiency are vital.
### 5. **Consumer Electronics** - Power stages in devices such as gaming consoles, set-top boxes, and other compact electronics that require efficient power control.
### 6. **Telecommunications** - Power amplifiers and power supply circuits in telecom infrastructure benefiting from the device’s fast switching and low losses.
## Remarkable Features of the MOSFET's Packaging
- The MOSFET's packaging features a fused lead that increases the source PAD solderable area to 3.35 mm, making it 4X larger than a traditional PIN solder area. This design enhancement reduces the risk of electromigration. - The MOSFET's TO-263 package has an 8- × 8-mm footprint, which is roughly 50% less than most comparable MOSFETs, allowing for more compact designs. - The packaging also boasts an ultra-low profile of 1 mm, making it suitable for space-constrained applications.
## Availability
Samples and production quantities of the SiEH4800EW are available now. For more technical information about the SiEH4800EW, please visit
The Vishay SiEH4800EW is set to revolutionize power management and motor control applications with its superior performance, compact design, and enhanced reliability. With its low on-resistance, fast switching capabilities, and excellent thermal management, it is an ideal solution for a wide range of power management and motor control applications, especially where high efficiency and reliability are required.
The Vishay SiEH4800EW is equipped with TrenchFET Gen IV Technology, which offers improved performance over previous generations by featuring a vertical trench structure, resulting in lower on-resistance and better efficiency. This new device is most suitable for medium voltage power applications due to its low on-resistance, fast switching capabilities, and excellent thermal management.
