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PSMNR51-25YLHX-VB Product details

Product introduction:

PSMNR51-25YLHX-VB is a Single N-MOS deeply optimized for high-current low-voltage power switching scenarios. It adopts advanced SGT technology, balancing extremely low conduction losses with excellent switching characteristics. The LFPAK56 package achieves an excellent balance between thermal resistance, parasitic parameters, and board space. The combination of 40V withstand voltage, 150A current carrying capacity, and 0.7mΩ on-resistance makes it an ideal power stage option for high power density applications such as server power supplies, power tools, and automotive electronics, especially suitable for replacing traditional DPAK or D2PAK packages to achieve miniaturization upgrades.

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Product parameter:

VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds2.5 Rds4.5 Rds10 Technology
LFPAK56 Single-N 40V 3V 150A 0.7(mΩ) SGT
VB Package Configuration VCE VGE VGEth(V) VCEsat15V ICE Technology
LFPAK56 Single-N SGT
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds18 Technology
LFPAK56 Single-N 40V 3V 150A SGT
VB Package Configuration VDS(V) VGS Vthyp(V) ID(A) Rds6 Technology
LFPAK56 Single-N 40V 3V 150A SGT
VB Package Polarity Vz / VR Pd VF IF IR Cd Type
LFPAK56 Single-N
VDS=40V: Covers 12V/24V/36V system applications, retains ample spike voltage margin, reduces avalanche breakdown risk, and enhances system robustness.
VGS=±20V: Compatible with a wide range of gate drive voltages, can be used with standard drivers or directly driven by PWM controllers, simplifying system design.
Vth=3V (Typical): Moderate threshold voltage, strong anti-interference capability, suitable for current sharing and stable turn-on in high-current parallel applications.
RDS(on)=0.7mΩ @ VGS=10V: Ultra-low on-resistance, extremely low conduction loss at full load, significantly reduces temperature rise, allowing for smaller heatsinks or reduced copper area.
ID=150A: Very high continuous current capability, meets high-power load and high surge current scenarios, ample current margin enhances system reliability.
Package LFPAK56: Low thermal resistance, low parasitic inductance, supports high-frequency switching, and is smaller than D2PAK, suitable for high-density PCB layout.
Technology SGT: Shielded gate trench structure reduces Qgd, optimizes switching speed and EMI, suitable for high-frequency, high-efficiency converters.

Domain and module applications:


Server/communication power supplies: 0.7mΩ on-resistance significantly reduces rectification losses, combined with SGT low switching losses, improves overall machine efficiency and power density.
Power tools and garden machinery: 150A high current capability meets stall and start-up surge requirements, LFPAK56 excellent thermal performance ensures long-term heavy-load operation.
Automotive electronics and onboard power supplies: 40V withstand voltage adapts to 12V/24V vehicle buses, low on-resistance reduces wiring and PCB temperature rise, suitable for motor drive control and power distribution.
Motor drives and robotics: Low PWM switching losses, fast motor response, significantly reduced controller temperature rise, supports high-power brushless motor applications.
Lithium battery protection and BMS: Micro-ohm level on-resistance reduces self-consumption of the protection board, 150A current capability meets the needs of high-series, large-capacity battery packs.
DC-DC converters and synchronous rectification: Replaces traditional Schottky diodes or multi-tube parallel solutions, simplifies circuits and improves heavy-load efficiency, facilitating module miniaturization.
Low voltage high current switching circuits: As high-side/low-side power switches, capable of handling tens of kilowatts of power conversion, suitable for fuel cells, energy storage converters, and other applications. Selection Summary: PSMNR51-25YLHX-VB, with its core advantages of 40V withstand voltage, 150A current, 0.7mΩ ultra-low on-resistance, and SGT process, achieves an excellent balance between power density, thermal management, and system cost. It is a high-performance general-purpose choice for high-power low-voltage switching applications, especially suitable for projects with strict requirements on efficiency, temperature rise, and reliability.
* 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

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