Overview
The FDT3612-SB82273 is an N-Channel MOSFET from onsemi, designed to enhance the efficiency of DC/DC converters using either synchronous or conventional switching PWM controllers. This device features the POWERTRENCH® technology, which offers faster switching and lower gate charge compared to other MOSFETs with similar RDS(ON) specifications. This results in higher overall efficiency and safer operation, even at very high frequencies.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Drain-Source Voltage (Vdss) | 100 | V |
| Gate-Source Voltage (Vgss) | ±20 | V |
| Continuous Drain Current (Id) | 3.7 | A |
| Pulsed Drain Current (Id) | 20 | A |
| Maximum Power Dissipation (Pd) | 1.1 | W |
| Operating and Storage Temperature Range (TJ, TSTG) | -55 to +150 | °C |
| RDS(ON) @ Vgs = 10 V | 120 mΩ | mΩ |
| RDS(ON) @ Vgs = 6 V | 130 mΩ | mΩ |
| Gate Charge (Qg) | 14 nC (Typ), 20 nC (Max) | nC |
| Input Capacitance (Ciss) | 632 pF | pF |
| Output Capacitance (Coss) | 40 pF | pF |
| Reverse Transfer Capacitance (Crss) | 20 pF | pF |
Key Features
- High Performance Trench Technology for extremely low RDS(ON)
- Fast Switching Speed
- Low Gate Charge (14 nC Typ)
- High Power and Current Handling Capability in a widely used Surface Mount Package (SOT-223)
- Pb-Free Device
- High Efficiency and Safe Operation at High Frequencies
Applications
- DC/DC Converters
- Power Management
- High-Performance Motor Drives
- Industrial Controls
Q & A
- What is the maximum drain-source voltage of the FDT3612-SB82273? The maximum drain-source voltage (Vdss) is 100 V.
- What is the continuous drain current rating of this MOSFET? The continuous drain current (Id) is 3.7 A at 25°C.
- What is the typical gate charge of the FDT3612-SB82273? The typical gate charge (Qg) is 14 nC.
- What package type is used for the FDT3612-SB82273? The device is packaged in a SOT-223-4 package.
- Is the FDT3612-SB82273 a Pb-Free device? Yes, it is a Pb-Free device.
- What are the operating and storage temperature ranges for this MOSFET? The operating and storage temperature range is -55°C to +150°C.
- What are some typical applications of the FDT3612-SB82273? Typical applications include DC/DC converters, power management, high-performance motor drives, and industrial controls.
- What is the maximum power dissipation of the FDT3612-SB82273? The maximum power dissipation (Pd) is 1.1 W.
- What is the RDS(ON) at Vgs = 10 V and Vgs = 6 V? The RDS(ON) is 120 mΩ at Vgs = 10 V and 130 mΩ at Vgs = 6 V.
- Is the FDT3612-SB82273 still in production? No, the FDT3612-SB82273 is obsolete and no longer manufactured.
