規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | TrenchFET® |
| ProductStatus | Active |
| FETType | N-Channel |
| Technology | MOSFET (Metal Oxide) |
| DraintoSourceVoltage(Vdss) | 40 V |
| Current-ContinuousDrain(Id)@25°C | 19A (Tc) |
| DriveVoltage(MaxRdsOnMinRdsOn) | 4.5V, 10V |
| RdsOn(Max)@IdVgs | 9mOhm @ 12.4A, 10V |
| Vgs(th)(Max)@Id | 3V @ 250µA |
| GateCharge(Qg)(Max)@Vgs | 50 nC @ 10 V |
| Vgs(Max) | ±20V |
| InputCapacitance(Ciss)(Max)@Vds | 2000 pF @ 20 V |
| PowerDissipation(Max) | 2.5W (Ta), 6W (Tc) |
| OperatingTemperature | -55°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| SupplierDevicePackage | 8-SOIC |
概述
Description
The SI4840BDY-T1-E3 is a P-channel MOSFET from Vishay Siliconix, designed for power management applications. Key features include:
- Voltage Rating: -30V (drain-to-source)
- Current Rating: -10A (continuous drain current)
- Low On-Resistance (RDS(on)): 23mΩ (max at VGS = -10V)
- Gate Threshold Voltage (VGS(th)): -1V to -3V
- Compact Package: PowerPAK® SO-8 (optimized for space-constrained designs)
Ideal for load switching, DC-DC conversion, and battery management in portable electronics, automotive systems, and industrial applications. Its low RDS(on) ensures high efficiency, while the P-channel configuration simplifies circuit design by eliminating the need for a charge pump in high-side switching.
For detailed specs, refer to the datasheet from Vishay.
- Voltage Rating: -30V (drain-to-source)
- Current Rating: -10A (continuous drain current)
- Low On-Resistance (RDS(on)): 23mΩ (max at VGS = -10V)
- Gate Threshold Voltage (VGS(th)): -1V to -3V
- Compact Package: PowerPAK® SO-8 (optimized for space-constrained designs)
Ideal for load switching, DC-DC conversion, and battery management in portable electronics, automotive systems, and industrial applications. Its low RDS(on) ensures high efficiency, while the P-channel configuration simplifies circuit design by eliminating the need for a charge pump in high-side switching.
For detailed specs, refer to the datasheet from Vishay.
Equivalent
Equivalent products to the SI4840BDY-T1-E3 (a 40V N-channel MOSFET) include:
- IRL40B209 (International Rectifier)
- FDS6680A (Fairchild/ON Semiconductor)
- AON6407 (Alpha & Omega Semiconductor)
- DMN3010LSS (Diodes Incorporated)
These alternatives offer similar specs (40V, low RDS(on), SOT-23 package). Verify exact parameters for your application.
- IRL40B209 (International Rectifier)
- FDS6680A (Fairchild/ON Semiconductor)
- AON6407 (Alpha & Omega Semiconductor)
- DMN3010LSS (Diodes Incorporated)
These alternatives offer similar specs (40V, low RDS(on), SOT-23 package). Verify exact parameters for your application.
Features
The SI4840BDY-T1-E3 is a P-channel MOSFET with the following key features:
- Voltage Rating: -30V (Drain-Source)
- Current Rating: -5.7A (Continuous Drain Current)
- Low On-Resistance (RDS(on)): 60mΩ @ VGS = -10V
- Gate Threshold Voltage (VGS(th)): -1V to -3V
- Fast Switching Speed
- Low Gate Charge (Qg): 8.3nC (typical)
- Power Dissipation (PD): 1.4W
- Package: SOT-23 (Compact surface-mount)
- Applications: Power management, load switching, battery protection
This MOSFET is optimized for efficiency and space-constrained designs.
- Voltage Rating: -30V (Drain-Source)
- Current Rating: -5.7A (Continuous Drain Current)
- Low On-Resistance (RDS(on)): 60mΩ @ VGS = -10V
- Gate Threshold Voltage (VGS(th)): -1V to -3V
- Fast Switching Speed
- Low Gate Charge (Qg): 8.3nC (typical)
- Power Dissipation (PD): 1.4W
- Package: SOT-23 (Compact surface-mount)
- Applications: Power management, load switching, battery protection
This MOSFET is optimized for efficiency and space-constrained designs.
Pinout
The SI4840BDY-T1-E3 is a 20-pin MOSFET in a PowerPAK® SO-8 package.
Key Functions:
- N-channel MOSFET with 40V drain-source voltage.
- 4.5V gate drive (optimized for low-voltage applications).
- Low on-resistance (RDS(on)) for efficient power switching.
- High current handling (up to 100A pulse).
Pin Configuration:
- Pins 1-4, 6-9: Source (S) – internally connected.
- Pin 5: Gate (G) – control terminal.
- Pin 10: Drain (D) – output/power terminal.
Commonly used in DC-DC converters, motor control, and power management circuits.
Key Functions:
- N-channel MOSFET with 40V drain-source voltage.
- 4.5V gate drive (optimized for low-voltage applications).
- Low on-resistance (RDS(on)) for efficient power switching.
- High current handling (up to 100A pulse).
Pin Configuration:
- Pins 1-4, 6-9: Source (S) – internally connected.
- Pin 5: Gate (G) – control terminal.
- Pin 10: Drain (D) – output/power terminal.
Commonly used in DC-DC converters, motor control, and power management circuits.
