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STP21N90K5

Name: STP21N90K5
Rating: 4.7 (12 reviews)

MOSFET N-CH 900V 18.5A TO220-3

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資料表 STP21N90K5 DataSheet
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規格

Series	SuperMESH5™
Part Status	Active
FET Type	N-Channel
Technology	MOSFET (Metal Oxide)
Drain to Source Voltage (Vdss)	900 V
Current - Continuous Drain (Id) @ 25°C	18.5A (Tc)
Drive Voltage (Max Rds On, Min Rds On)	10V
Rds On (Max) @ Id, Vgs	299mOhm @ 9A, 10V
Vgs(th) (Max) @ Id	5V @ 100µA
Gate Charge (Qg) (Max) @ Vgs	43 nC @ 10 V
Vgs (Max)	±30V
Input Capacitance (Ciss) (Max) @ Vds	1645 pF @ 100 V
Power Dissipation (Max)	250W (Tc)
Operating Temperature	-55°C ~ 150°C (TJ)
Mounting Type	Through Hole
Supplier Device Package	TO-220
Package / Case	TO-220-3
Base Product Number	STP21

概述

Description

The STP21N90K5 is a high-voltage power MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor) designed for use in various applications, including power management and switching circuits. It has a maximum drain-source voltage (V_DS) of 900V and a continuous drain current (I_D) of 21A, making it suitable for high-voltage power conversion tasks.
Key features include a low on-resistance (R_DS(on)) which helps improve efficiency by minimizing power loss during operation. It is typically housed in a TO-220 package, facilitating thermal management and easy mounting on heatsinks. The device is designed for applications in power supplies, inverters, and motor control systems.
The STP21N90K5 operates in a wide temperature range and is characterized by fast switching speeds, making it ideal for high-frequency applications. Its robust construction ensures reliability in demanding environments. Overall, this MOSFET is a popular choice for engineers seeking efficient and reliable high-voltage switching solutions.

Features

The STP21N90K5 is a high-voltage N-channel MOSFET designed for various applications, including power management and switching. Key features include:
1. Voltage Rating: It can handle a maximum drain-source voltage (V_DS) of 900V, making it suitable for high-voltage applications.
2. Current Rating: The device has a continuous drain current (I_D) rating of 21A, allowing it to drive substantial loads.
3. On-Resistance: It has a low on-resistance (R_DS(on)), typically around 0.5Ω, which reduces power losses during operation.
4. Gate Threshold Voltage: The gate threshold voltage (V_GS(th)) is around 2-4V, enabling it to be driven with lower voltage signals.
5. Fast Switching: Designed for efficient switching, the device exhibits minimal switching losses, enhancing overall efficiency.
6. Package Type: It is typically available in a TO-220 package, which aids in heat dissipation.
These features make the STP21N90K5 suitable for applications in power supplies, converters, and other power electronics.

Package

The STP21N90K5 is typically packaged in a TO-247 or a similar high-power package. This format is designed for efficient heat dissipation and ease of mounting in power applications.

Pinout

The STP21N90K5 is a N-channel MOSFET with a total of 3 pins. The pinout and their functions are as follows:
1. Gate (G): This pin is used to control the MOSFET. Applying a voltage to the gate allows current to flow from drain to source.

2. Drain (D): This pin is the output terminal through which the current flows when the MOSFET is turned on.
3. Source (S): This pin is the input terminal where the current enters when the MOSFET is conducting.
The device is designed for high-voltage applications with a maximum drain-source voltage (V_DS) of 900V and a continuous drain current (I_D) of 21A, making it suitable for various switching and amplification applications in power management systems.

Manufacturer

The STP21N90K5 is manufactured by STMicroelectronics, a multinational electronics and semiconductor manufacturer headquartered in Geneva, Switzerland. STMicroelectronics specializes in producing a wide range of products, including microcontrollers, sensors, power management devices, and power transistors like the STP21N90K5, which is a 900V N-channel MOSFET designed for high-voltage applications. The company serves various sectors, including automotive, industrial, consumer electronics, and communications. STMicroelectronics is known for its innovation and commitment to developing technologies that drive efficiency and sustainability in electronic systems.

Application

The STP21N90K5 is a N-channel MOSFET primarily used in power electronics applications, including switch-mode power supplies, motor drives, and power converters. Its high voltage rating (900V) and low on-resistance make it suitable for high-efficiency designs in industrial automation, lighting control, and renewable energy systems. Additionally, it can be found in telecom equipment and automotive applications where robust power management is required.

Equivalent

The STP21N90K5 is a N-channel MOSFET. Equivalent products include the IRF210, FQP21N90, and PSMN2R8-90BS. Always verify specifications like voltage, current ratings, and RDS(on) for compatibility in your application.