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SSM3J351R,LXHF-VB Product details
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VBsemi SSM3J351R,LXHF-VB is a Single P-Channel MOSFET using Trench technology, designed for medium and low voltage negative power management and load switching scenarios. Its SOT23-3 small package balances heat dissipation and layout flexibility, suitable for space-constrained high-density PCB designs. The device provides stable switching characteristics within a -60V drain-source voltage range, with a wide gate drive voltage range of ±20V, compatible with common 3.3V/5V logic levels for easy system integration.
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Product parameter：
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds2.5 | Rds4.5 | Rds10 | Technology |
|---|---|---|---|---|---|---|---|---|---|
| SOT23-3 | Single-P | -60V | -1.7V | -4.5A | 85(mΩ) | 70(mΩ) | Trench |
| VB Package | Configuration | VCE | VGE | VGEth(V) | VCEsat15V | ICE | Technology |
|---|---|---|---|---|---|---|---|
| SOT23-3 | Single-P | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds18 | Technology |
|---|---|---|---|---|---|---|---|
| SOT23-3 | Single-P | -60V | -1.7V | -4.5A | Trench |
| VB Package | Configuration | VDS(V) | VGS | Vthyp（V） | ID(A) | Rds6 | Technology |
|---|---|---|---|---|---|---|---|
| SOT23-3 | Single-P | -60V | -1.7V | -4.5A | Trench |
| VB Package | Polarity | Vz / VR | Pd | VF | IF | IR | Cd | Type |
|---|---|---|---|---|---|---|---|---|
| SOT23-3 | Single-P |
Drain-Source Voltage (VDS): -60V
Gate-Source Voltage (VGS): ±20V
Threshold Voltage (Vth): Typical -1.7V
On-Resistance (VGS=4.5V): 85mΩ (Typical)
On-Resistance (VGS=10V): 70mΩ (Typical)
Maximum Drain Current (ID): -4.5A
Package Type: SOT23-3
Process Technology: Trench
Gate-Source Voltage (VGS): ±20V
Threshold Voltage (Vth): Typical -1.7V
On-Resistance (VGS=4.5V): 85mΩ (Typical)
On-Resistance (VGS=10V): 70mΩ (Typical)
Maximum Drain Current (ID): -4.5A
Package Type: SOT23-3
Process Technology: Trench
Domain and module applications：
1. Load Switch and Power Path Management: Used for on/off control on negative voltage rails, suitable for reverse polarity protection and power isolation in battery-powered devices, reducing conduction losses.
2. Battery Protection System: Acts as a high-side or low-side switch in the charge/discharge circuit, working with a protection IC for fast overcurrent and overvoltage cutoff, ensuring cell safety.
3. Power Conversion Circuits: Used as an auxiliary switch or synchronous rectifier in Buck/Boost converters, adapting to negative voltage output topologies to improve conversion efficiency.
4. Motor Drive Control: Drives small DC brushed or brushless motors, supports PWM speed regulation, suitable for fans, pumps, and precision actuators.
5. Automotive Auxiliary Electronics: Used for load switching, signal conditioning, and sensor power supply management in 12V vehicle networks, meeting -60V withstand voltage reliability requirements.
6. Consumer Electronics Control Units: Applied in smart locks, power tools, USB on/off circuits for load detection and power distribution.
7. LED Lighting Driver: Used for negative-side constant current or dimming control in low-voltage light strips or modules, providing stable output and suppressing flicker.
* 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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