The FQP28N15 or 28N15 is a high-current N-Channel power MOSFET designed for medium-voltage power switching applications. This article explains the FQP28N15 pinout, key features, electrical specifications, working principle, applications, and equivalent devices in a clear and consistent format.
Introduction
The FQP28N15 is an enhancement-mode N-Channel MOSFET optimized for efficient switching in power electronics. With a drain-source voltage rating of 150V and high current handling capability, it is commonly used in power supplies, converters, and industrial control circuits. The TO-220 package enables effective heat dissipation for reliable long-term operation.
Pin Configuration / Pinout of FQP28N15 MOSFET
Understanding the FQP28N15 Pinout Configuration
The FQP28N15 comes in a TO-220 package with a standard G-D-S pin configuration:
| Pin# | Pin Name |
|---|---|
| 1 | Gate |
| 2 | Drain |
| 3 | Source |
Proper wiring of the FQP28N15 pinout ensures stable and safe circuit performance.
Note: DATASHEET DOWNLOAD button is provided end of this article.
FQP28N15 Key Features
- N-Channel enhancement-mode power MOSFET
- High drain current capability
- Suitable for medium-voltage power switching
- Low conduction and switching losses
- Fast switching response
- TO-220 package for efficient thermal management
FQP28N15 Specifications / Characteristics
- Drain-Source Voltage (VDS): 150V
- Gate-Source Voltage (VGS): ±25V
- Continuous Drain Current (ID): 28A
- Pulsed Drain Current (IDM): 112A
- Power Dissipation (PD): 168W
- Junction Temperature (Tj): 175°C
- Storage Temperature Range (Tstg): −55°C to +175°C
- Package Type: TO-220
- Pin Configuration: Gate – Drain – Source
Key Applications of FQP28N15 MOSFET
- Switch-mode power supplies (SMPS)
- DC-DC converters
- Motor drivers and controllers
- Power inverters
- Industrial power control circuits
FQP28N15 Equivalent / Alternatives
(Verify pin compatibility before using substitutions)
Equivalent MOSFETs: FQP24N15, FQP30N15
Alternative MOSFETs: IRFZ48N, STP28NF15, FDP28N15
More Circuit Layouts
Working Principle of FQP28N15
The FQP28N15 operates by applying a positive voltage between the gate and source terminals. When this voltage exceeds the threshold level, a conductive channel forms, allowing current to flow from drain to source. Removing or reducing the gate voltage turns the MOSFET off, making it ideal for fast and efficient power switching applications.
Frequently Asked Questions (FAQ)
Q1: What is the maximum drain-source voltage of FQP28N15?
The FQP28N15 supports up to 150V across the drain and source terminals.
Q2: What package is used for FQP28N15?
It is available in a TO-220 package.
Q3: What is the pin configuration of FQP28N15?
The pin configuration is Gate-Drain-Source (G-D-S).
Q4: Is a heat sink required for FQP28N15?
For high-power or continuous operation, using a heat sink is recommended.
Conclusion
The FQP28N15 N-Channel MOSFET is a robust and efficient solution for medium-voltage, high-current switching applications. With strong electrical ratings, fast switching behavior, and a thermally efficient TO-220 package, it is well suited for power supplies, motor control, and industrial electronics.
Datasheet of FQP28N15 MOSFET
Click the following Button below to download the datasheet of FQP28N15 :
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