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PXN040-100QSJ-VB Product details

Product introduction:

You are designing a high-power-density industrial power module with tight board space, yet need to handle over 20A of high current and a 100V bus voltage. Ordinary MOSFETs either have large packages or high losses, making thermal design challenging. VBsemi PXN040-100QSJ-VB is designed for this—it integrates 100V withstand voltage, 21A current capability, and an on-resistance of only 36mΩ into a compact DFN8(3X3) package, enabling small size and high efficiency for high-voltage, high-current applications.

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Product parameter:

VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds2.5 Rds4.5 Rds10 Technology
DFN8(3X3) Single-N 100V 1.8V 21A 36(mΩ) Trench
VB Package Configuration VCE VGE VGEth(V) VCEsat15V ICE Technology
DFN8(3X3) Single-N Trench
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds18 Technology
DFN8(3X3) Single-N 100V 1.8V 21A Trench
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds6 Technology
DFN8(3X3) Single-N 100V 1.8V 21A Trench
VB Package Polarity Vz / VR Pd VF IF IR Cd Type
DFN8(3X3) Single-N

Voltage rating 100V, easily handles voltage fluctuations in industrial buses and automotive systems
Gate drive range ±20V, compatible with multiple drive levels, adaptable to 4.5V~12V logic
Threshold voltage 1.8V, reliably turns on with low-voltage control signals
On-resistance 36mΩ (at 10V drive), significantly reduces conduction loss in high-current paths
Max current 21A, delivers robust power in a small package
Trench technology, optimizes switching performance and conduction characteristics, enhancing system reliability

Domain and module applications:


Industrial DC-DC Converters – Acts as a synchronous rectifier or main switch, effectively reducing losses and improving the conversion efficiency and power density of power modules.
Motor Drive Modules – Leverages 100V voltage tolerance and 21A current capability to easily handle peak currents of brushed/brushless motors, achieving smooth drive.
Battery Management Systems (BMS) – Controls the on/off of charge/discharge circuits in high-voltage lithium battery pack protection boards, responding quickly during overcurrent/short circuit to protect cell safety.
POE Power Supply Equipment – Serves as a load switch in 48V systems, precisely controlling power to each port, reducing standby power consumption, and improving port reliability.
Automotive DC-DC Auxiliary Power Supplies – Withstands 12V/24V/48V automotive voltage transients, providing stable power rails for sensors, controllers, etc.
Solar Charge Controllers – Matches the 100V open-circuit voltage of solar panels, efficiently completing MPPT and battery charge/discharge management, reducing system temperature rise.
Power Tools and Drones – Carries high-rate discharge current in a compact structure, providing sustained power output and extending battery life. One Sentence Summary: The PXN040-100QSJ-VB is not an ordinary MOS tube; it is your 'miniaturization tool' and 'low-loss expert' for high-voltage power systems.
* Please note: the above is only an example application scenario, the specific application depends on the requirements and conditions of the system design. When using this device, consult its data sheet for detailed technical specifications and features

Technical support:

* If you have any questions about the product, please fill out the form to submit, we will reply you within 24 hours

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