DDTD142JU-7-F Discrete Semiconductor Products

Resistor - Emitter Base (R2):	10 kOhms
Base Part Number:	DTD142
Supplier Device Package:	SOT-323
Package / Case:	SC-70, SOT-323
Mounting Type:	Surface Mount
Power - Max:	200mW
Frequency - Transition:	200MHz
Current - Collector Cutoff (Max):	500nA
Vce Saturation (Max) @ Ib, Ic:	300mV @ 2.5mA, 50mA
DC Current Gain (hFE) (Min) @ Ic, Vce:	56 @ 50mA, 5V
Series:	--
Resistor - Base (R1):	470 Ohms
Voltage - Collector Emitter Breakdown (Max):	50V
Current - Collector (Ic) (Max):	500mA
Transistor Type:	NPN - Pre-Biased
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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DDTD142JU-7-F Application Field and Working PrincipleThe DDTD142JU-7-F is a pre-biased bipolar junction transistor (BJT) designed and manufactured by Fujitsu Semiconductor. The transistor features a high-speed switching performance and excellent power handling capabilities making it suitable for various applications requiring high-frequency switching.The DDTD142JU-7-F is a NPN transistor and is comprised of three terminals - the Collector (C), Base (B), and Emitter (E). The Collector is positioned between the Base and the Emitter and each terminal is responsible for a different part of the transistor’s operation. The Base is responsible for controlling the amount of current that flows between the Collector and the Emitter, which is largely dependent on the voltage present at the Base terminal.The DDTD142JU-7-F is specifically designed for use in high-frequency switching applications due to its high-speed switching performance. The transistor is capable of switching at frequencies up to 5.0GHz, making it suitable for use in various telecommunications systems as well as test and measurement equipment. The addition of pre-biasing to the DDTD142JU-7-F allows for fast turn on and turn off of the transistor switch.The DDTD142JU-7-F is also capable of handling power levels ranging from 5W – 7W, which is suitable for a variety of applications. The transistor is available in a surface mount TO-220-7F form factor, which is designed to improve the performance and reliability of the transistor in its mounted state. The transistor is also designed for low noise operation, which is essential for high-frequency switching applications.Overall, the DDTD142JU-7-F is an excellent choice for applications requiring reliable, high-speed switching performance at power levels ranging from 5W – 7W. Its pre-biased design allows for fast switching, low noise operation, and improved power handling capabilities. This makes it ideal for use in telecommunications systems, test and measurement equipment, and other high-frequency applications.

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