FJN4305RTA Overview
The FJN4305RTA is a high-performance P-channel MOSFET designed for efficient low-voltage switching applications. It features a low on-resistance and fast switching capability, making it suitable for power management and load switching in compact electronic devices. With a maximum drain-source voltage of 30V and a continuous drain current rating of up to 5.7A, this device excels in delivering reliable performance under moderate power conditions. Its small SOT-23 package ensures easy integration into space-constrained circuit designs. For sourcing and technical details, visit IC Manufacturer.
FJN4305RTA Technical Specifications
| Parameter | Specification | Units |
|---|---|---|
| Drain-Source Voltage (Vds) | -30 | V |
| Gate-Source Voltage (Vgs) | ??20 | V |
| Continuous Drain Current (Id) at 25??C | -5.7 | A |
| Pulse Drain Current (Id,pulse) | -23 | A |
| On-Resistance Rds(on) at Vgs = -4.5V | 0.022 | ?? |
| On-Resistance Rds(on) at Vgs = -2.5V | 0.035 | ?? |
| Total Gate Charge (Qg) | 6.4 | nC |
| Power Dissipation (Pd) | 1.25 | W |
| Operating Temperature Range | -55 to 150 | ??C |
| Package Type | SOT-23 | – |
FJN4305RTA Key Features
- Low On-Resistance: Minimizes conduction losses, improving overall power efficiency in switching circuits.
- High Current Capability: Supports continuous drain currents up to 5.7A, enabling robust load handling.
- Fast Switching Speed: Total gate charge of 6.4nC ensures rapid switching, ideal for PWM and DC-DC converter applications.
- Compact SOT-23 Package: Facilitates space-saving PCB layouts for portable and compact electronic designs.
Typical Applications
- Load switching in battery-powered devices where low voltage and efficient power management are critical.
- Power management circuits in portable consumer electronics requiring compact and reliable MOSFETs.
- DC-DC converters and voltage regulators that demand fast switching and low on-resistance performance.
- General-purpose low-voltage switching applications in industrial control and instrumentation systems.
FJN4305RTA Advantages vs Typical Alternatives
This MOSFET offers an optimized balance of low on-resistance and high current handling in a small SOT-23 package, outperforming many alternatives with higher conduction losses or larger footprints. Its fast switching capability reduces switching losses, enhancing efficiency in power conversion circuits. Additionally, the wide operating temperature range and robust gate voltage tolerance provide superior reliability and flexibility in diverse industrial environments.
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FJN4305RTA Brand Info
The FJN4305RTA is manufactured by Fairchild Semiconductor, a renowned supplier of high-quality discrete semiconductor devices. Fairchild is recognized for its innovation in MOSFET technology, offering reliable components widely used in power management, automotive, and industrial electronics. This particular device reflects Fairchild??s commitment to delivering efficient, compact, and robust solutions suitable for modern electronic design challenges.
FAQ
What is the maximum voltage rating of the FJN4305RTA?
The device is rated for a maximum drain-source voltage (Vds) of -30V, making it suitable for low voltage applications up to
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