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FDMS7681

Name: FDMS7681
Rating: 4.7 (12 reviews)

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規格

Series	PowerTrench®
Part Status	Obsolete
FET Type	N-Channel
Technology	MOSFET (Metal Oxide)
Drain to Source Voltage (Vdss)	30 V
Current - Continuous Drain (Id) @ 25°C	14A (Ta), 28A (Tc)
Drive Voltage (Max Rds On, Min Rds On)	4.5V, 10V
Rds On (Max) @ Id, Vgs	6.9mOhm @ 14A, 10V
Vgs(th) (Max) @ Id	3V @ 250µA
Gate Charge (Qg) (Max) @ Vgs	28 nC @ 10 V
Vgs (Max)	±20V
Input Capacitance (Ciss) (Max) @ Vds	1850 pF @ 15 V
Power Dissipation (Max)	2.5W (Ta), 33W (Tc)
Operating Temperature	-55°C ~ 150°C (TJ)
Mounting Type	Surface Mount
Supplier Device Package	8-PQFN (5x6)
Package / Case	8-PowerTDFN

概述

Description

FDMS7681 is a high-performance, synchronous buck converter designed for various power management applications. It features a wide input voltage range and provides efficient voltage regulation for processors and other components in consumer electronics, telecommunications, and industrial systems. The device incorporates advanced control schemes to improve transient response and minimize output ripple.
Key features include integrated power MOSFETs, adjustable output voltage, and current limiting for enhanced safety and reliability. The FDMS7681 is optimized for high-frequency operation, allowing for compact PCB designs and reduced external component counts. Its thermal performance is enhanced through built-in protection mechanisms, ensuring stable operation under varying load conditions.
Overall, FDMS7681 is suitable for designers seeking efficient, compact power solutions that meet the demands of modern electronic systems.

Features

The FDMS7681 is a high-performance N-channel MOSFET designed for various power management applications. Key features include:
1. Low RDS(on): Provides excellent efficiency with minimal power loss during operation.
2. High Voltage Rating: Supports operation in high-voltage applications, typically up to 30V.
3. Fast Switching Speed: Enhances performance in high-frequency applications, reducing switching losses.
4. Compact Package: Available in a surface-mount package, allowing for space-saving designs in PCB layouts.
5. Thermal Performance: Designed to handle significant thermal stress, featuring a high maximum junction temperature.
6. Gate Threshold Voltage: Optimized gate threshold for reliable turn-on characteristics.
7. Robustness: Built to withstand harsh conditions, making it suitable for automotive and industrial applications.
These attributes make the FDMS7681 ideal for power management, DC-DC converters, and motor control applications.

Package

The FDMS7681 is typically packaged in a DPAK (TO-252) or D2PAK (TO-263) package type, which offers efficient thermal performance and ease of handling for surface mount applications.

Pinout

The FDMS7681 is a dual N-channel MOSFET with a pin count of 8. It is designed for high-efficiency applications, providing low on-resistance and fast switching capabilities.
The pin functions are as follows:
1. Gate1 (G1) - Input gate for the first MOSFET.
2. Drain1 (D1) - Drain terminal for the first MOSFET.
3. Source1 (S1) - Source terminal for the first MOSFET.
4. Gate2 (G2) - Input gate for the second MOSFET.
5. Drain2 (D2) - Drain terminal for the second MOSFET.
6. Source2 (S2) - Source terminal for the second MOSFET.
7. Common Source (CS) - Source connection common to both MOSFETs.
8. N/C (Not Connected) - Not connected for electrical use.
This configuration allows for efficient power management in applications such as DC-DC converters and power switching.

Manufacturer

The FDMS7681 is manufactured by Fairchild Semiconductor, which is now part of ON Semiconductor. Fairchild Semiconductor was known for designing and manufacturing a wide range of semiconductor products, including power management devices, analog ICs, and discrete components. The company specializes in providing solutions for various applications in automotive, industrial, and consumer electronics markets. After being acquired by ON Semiconductor in 2016, Fairchild's product portfolio has been integrated into ON Semiconductor's broader offerings, enhancing their capability in high-performance and efficient semiconductor technologies.

Application

The FDMS7681 is a dual N-channel MOSFET primarily used in power management applications. Its application areas include synchronous buck converters, DC-DC converters, and power supply circuits. It is suitable for load switching, battery management systems, and automotive power distribution due to its low on-resistance and high efficiency. Its ability to handle high current and voltage makes it ideal for consumer electronics, industrial devices, and renewable energy systems.

Equivalent

The FDMS7681 chip is a dual N-channel MOSFET designed for power management applications. Equivalent products include the AOZ1380, IRF3205, and BSC020N06LS. Ensure to verify specifications such as voltage ratings, current capacity, and RDS(on) for compatibility in your specific application.