Product introduction：
SQS488CENW-T1_GE3-VB is a Single N-MOSFET deeply optimized for low-voltage, high-current power switching scenarios. The Trench process combines ultra-low on-resistance with high switching speed, and the DFN8(3X3) package achieves an ideal balance between heat dissipation performance and board area. The combination of 40V withstand voltage, 40A current-carrying capacity, and 4.5mΩ on-resistance (@10V) makes it an excellent cost-reduction and performance-enhancing alternative to traditional DPAK or SOP-8 packaged devices, especially suitable for high-density, high-current, and high-efficiency 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 |
40V |
|
2.5V |
40A |
|
6(mΩ) |
4.5(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 |
40V |
|
2.5V |
40A |
|
Trench |
| VB Package |
Configuration |
VDS(V) |
VGS |
Vthyp（V） |
ID(A) |
Rds6 |
Technology |
| DFN8(3X3) |
Single-N |
40V |
|
2.5V |
40A |
|
Trench |
| VB Package |
Polarity |
Vz / VR |
Pd |
VF |
IF |
IR |
Cd |
Type |
| DFN8(3X3) |
Single-N |
|
|
|
|
|
|
|
VDS=40V: Suitable for 12V/24V/36V systems, providing ample voltage spike margin to reduce avalanche breakdown risk.
VGS=±20V: Compatible with 4.5V~12V logic levels, can directly interface with MCU/PMIC, simplifying drive circuit design.
Vth=2.5V (typical): Moderate threshold voltage, strong anti-interference capability, ensures reliable turn-on under low-voltage drive.
RDS(on)=4.5mΩ @ VGS=10V: Ultra-low on-resistance, significantly reduces temperature rise under full load, minimizing required heat sink copper area.
RDS(on)=6mΩ @ VGS=4.5V: Maintains extremely low conduction loss under low-voltage drive, ideal for 5V logic direct drive scenarios.
ID=40A: Ample continuous current margin to handle high surge current demands such as motor startup and battery short-circuit protection.
Package DFN8(3X3): Compact size, low parasitic parameters, supports high-frequency switching, with excellent bottom-side heat dissipation path for enhanced power density.
Domain and module applications：
Low-voltage, high-current DC-DC converters: Replaces Schottky diodes in synchronous rectification, significantly improving heavy-load efficiency, facilitating module miniaturization and high power density design.
Battery protection modules: Ultra-low on-resistance reduces self-heating of the protection board; fast response ensures microsecond-level shutdown during overcurrent/short circuit.
Power tools and low-voltage motor drives: Low PWM switching losses, smoother motor operation, significantly lower controller temperature rise, supports high current surges.
Automotive auxiliary power supplies: 40V voltage margin and wide operating temperature range adapt to 12V/24V vehicle buses with high reliability.
Server/Communication power supplies: Core power device for efficient synchronous rectification solutions, meeting high current density and high reliability requirements.
USB PD fast charging and adapters: Extremely low rectification losses on the low-voltage side, improving overall conversion efficiency and reducing charger size.
Power path switches: Suitable for load switches, hot-swap protection, and OR-ing circuits; low on-resistance reduces system voltage drop. Selection Summary: The SQS488CENW-T1_GE3-VB achieves an excellent balance between ultra-low on-resistance, high current capability, package size, and system cost. It is a high-performance general-purpose choice for 40V low-voltage, high-current switching applications, especially suitable for projects with strict requirements on efficiency, temperature rise, and power density.
* 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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