FDS9933BZ

Series:	PowerTrench®
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
FET Type:	2 P-Channel (Dual)
FET Feature:	Logic Level Gate
Drain to Source Voltage (Vdss):	20V
Current - Continuous Drain (Id) @ 25°C:	4.9A
Rds On (Max) @ Id, Vgs:	46 mOhm @ 4.9A, 4.5V
Vgs(th) (Max) @ Id:	1.5V @ 250µA
Gate Charge (Qg) (Max) @ Vgs:	15nC @ 4.5V
Input Capacitance (Ciss) (Max) @ Vds:	985pF @ 10V
Power - Max:	900mW
Operating Temperature:	-55°C ~ 150°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	8-SO

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<p>The FDS9933BZ device is a logic-level, N-channel enhancement mode MOSFET array. It consists of a single monolithic chip with three internally connected N-channel MOSFETs arranged in an inverter structure. Each of these MOSFETs has a continuous current rating of 7A, a breakdown voltage between drain and source of 30V, and a maximum voltage between gate and source of 20V.</p><p>The FDS9933BZ is widely used in logic-level switching applications such as DC motor and solenoid control, resistance welder control, and solid-state relay control. Its logic-level threshold makes it suitable for interfacing with TTL and CMOS digital logic systems. Its low gate charge makes it ideal for applications that require fast switching speeds.</p><p>The FDS9933BZ has a working principle similar to that of a standard MOSFET. It has a gate terminal that is used to control the current flow between drain and source. When the gate voltage is low, the MOSFET is off and no current can flow between drain and source. When the gate voltage is increased, the MOSFET is “turned on” and allows current to flow between drain and source.</p><p>The FDS9933BZ is well-suited for switching large amounts of current in a range of applications. Its low on-resistance - typically 4 ohms - allows large amounts of current to flow with minimal voltage drop. Its exact figure depends on the current drain, but it is typically around 0.2V drop. This makes it ideal for applications that require low power loss.</p><p>The FDS9933BZ also has a high input impedance that allows it to operate at high frequencies. This makes it ideal for switching frequency applications such as audio and video signal processing. Its low input capacitance also reduces the possibility of noise and distortion.</p><p>In summary, the FDS9933BZ is a logic-level N-channel enhancement mode MOSFET array with three internally connected MOSFETs. It is widely used in a range of applications such as DC motor and solenoid control, resistance welder control, and solid-state relay control. Its low on-resistance, high input impedance and low input capacitance make it an ideal device for switching frequency applications.</p>

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