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FQS4903TF

MOSFET 2N-CH 500V 0.37A 8SOP

제조업체온세미
제조업체 부품 #FQS4903TF
데이터시트 FQS4903TF DataSheet
패키지 SOIC-8
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사양

속성	가치
Package	Tape & Reel (TR),Cut Tape (CT)
Series	QFET®
ProductStatus	Last Time Buy
FETType	2 N-Channel (Dual)
FETFeature	Standard
DraintoSourceVoltage(Vdss)	500V
Current-ContinuousDrain(Id)@25°C	370mA
RdsOn(Max)@IdVgs	6.2Ohm @ 185mA, 10V
Vgs(th)(Max)@Id	4V @ 250µA
GateCharge(Qg)(Max)@Vgs	8.2nC @ 10V
InputCapacitance(Ciss)(Max)@Vds	200pF @ 25V
Power-Max	2W
OperatingTemperature	-55°C ~ 150°C (TJ)
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

개요

Equivalent

The FQS4903TF is a P-channel MOSFET. Equivalent or similar products include:
- Fairchild FDS4893A
- Vishay Si4925DY
- Infineon IPD90P04P4L-04
- ON Semiconductor NTTFS4903N
These alternatives offer comparable specs (voltage, current, RDS(on)). Verify pin compatibility and electrical characteristics for your application.

Features

The FQS4903TF is a P-channel MOSFET with the following key features:
- Voltage Rating: -30V (Drain-Source)
- Current Rating: -5.5A (Continuous Drain Current)
- Low On-Resistance (RDS(on)): 85mΩ (max) @ VGS = -10V
- Fast Switching Speed: Optimized for high-efficiency applications
- Low Gate Charge (Qg): Enhances switching performance
- Compact Package: TO-252 (DPAK) for space-saving designs
- Logic-Level Compatible: Can be driven by low-voltage signals (VGS = -10V)
- Applications: Power management, load switching, DC-DC converters, and battery protection circuits.
Its low RDS(on) and efficient switching make it suitable for power-saving designs.

Pinout

The FQS4903TF is a 4-pin dual N-channel MOSFET in a DFN3030 package.
Pin Functions:
1. Pin 1 (Source 1): Source terminal of the first MOSFET.
2. Pin 2 (Gate): Shared gate input for both MOSFETs.
3. Pin 3 (Source 2): Source terminal of the second MOSFET.
4. Pin 4 (Drain): Common drain connection for both MOSFETs.
Key Features:
- Dual N-channel design for compact power switching.
- Low RDS(on) for efficient power handling.
- Commonly used in load switches, power management, and battery protection circuits.

Application

The FQS4903TF is a Quad P-Channel MOSFET commonly used in:
1. Power Management – Voltage regulation and switching in DC-DC converters.
2. Load Switching – Controlling power distribution in circuits.
3. Battery Protection – Preventing overcurrent/overvoltage in portable devices.
4. Motor Control – Driving small motors in automotive/industrial systems.
5. Consumer Electronics – Power switching in smartphones, laptops, and IoT devices.
Its low on-resistance (RDS(on)) and compact package make it ideal for space-constrained, high-efficiency applications.

Package

The FQS4903TF is a PowerTrench MOSFET typically available in a TO-252 (DPAK) surface-mount package. This package is compact, suitable for high-efficiency power applications, and features a thermally enhanced design for better heat dissipation.