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FDS4559-F085-VB Product details
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The FDS4559-F085-VB is a Dual N+P complementary MOSFET deeply optimized for medium and low voltage power switching and bridge topologies. It uses Trench technology, balancing low conduction losses with high switching speed. The SOP8 package strikes a good balance between heat dissipation capability and board area, making it suitable for automated assembly. It integrates one N-MOS and one P-MOS, both with a voltage rating of ±60V. This N+P complementary pair simplifies the design of half-bridge, full-bridge, and synchronous rectification circuits, replacing multiple discrete components and significantly reducing system cost and PCB footprint.
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| SOP8 | Dual-N+P | ±60V | 1.8/-1.7V | 5.3/-4.9A | 29/60(mΩ) | 26/55(mΩ) | Trench |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| SOP8 | Dual-N+P | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| SOP8 | Dual-N+P | ±60V | 1.8/-1.7V | 5.3/-4.9A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| SOP8 | Dual-N+P | ±60V | 1.8/-1.7V | 5.3/-4.9A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| SOP8 | Dual-N+P | MOS |
VDS=±60V: Suitable for 12V/24V/48V systems, with ample voltage margin to absorb inductive load turn-off spikes, improving system reliability.
VGS=±20V: Compatible with 3.3V~12V logic level drive, can be directly connected to MCU/PMIC or dedicated gate drivers, offering design flexibility.
Vth=1.8V/-1.7V (typical): Good matching of N/P threshold voltages, allowing sufficient turn-on even with low-voltage drive, suitable for battery-powered scenarios.
RDS(on)=26mΩ (N)/55mΩ (P) @ VGS=10V: Low N-channel on-resistance, excellent P-channel performance for its class, low full-load losses, reducing thermal design pressure.
ID=5.3A/-4.9A: Continuous current capability meets the power requirements of most auxiliary power supplies, motor drives, and DC-DC converters.
Package SOP8: Standard small outline package, low parasitic inductance, supports medium frequency switching, balancing power density and thermal performance.
Domain and module applications：
Half-Bridge/Full-Bridge Drives: Built-in N+P complementary pair eliminates the need for external matching, directly forming a bridge arm, suitable for BLDC motor drives and inverters.
DC-DC Converters: N-MOS for low-side synchronous rectification, P-MOS for high-side or load switching, improving conversion efficiency and simplifying layout.
Battery Protection and Power Management: Complementary switch combination enables charge/discharge path switching, low on-resistance reduces protection board temperature rise, extending battery life.
Automotive Auxiliary Load Switches: 60V withstand voltage and wide operating temperature range suit 12V/24V automotive buses, usable for controlling lights, fans, solenoids, etc.
Consumer Electronics Power Modules: SOP8 package and logic level compatibility suit high-volume, low-cost applications like fast chargers and smart sockets.
Industrial Control Signal Switching: N+P pair design facilitates analog signal switching or level shifting, reducing discrete component count and improving consistency.
Selection Summary: The FDS4559-F085-VB integrates a well-matched N+P complementary MOS pair in a single SOP8 package, achieving a balanced design across voltage rating, on-resistance, current capability, and package size. It provides a highly integrated solution for bridge circuits, synchronous rectification, and power management applications, particularly suitable for medium and low voltage power systems with strict requirements on space, cost, 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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