DDTA143XE-7

Resistor - Emitter Base (R2):	10 kOhms
Base Part Number:	DDTA143
Supplier Device Package:	SOT-523
Package / Case:	SOT-523
Mounting Type:	Surface Mount
Power - Max:	150mW
Frequency - Transition:	250MHz
Current - Collector Cutoff (Max):	500nA
Vce Saturation (Max) @ Ib, Ic:	300mV @ 250µA, 5mA
DC Current Gain (hFE) (Min) @ Ic, Vce:	30 @ 10mA, 5V
Series:	--
Resistor - Base (R1):	4.7 kOhms
Voltage - Collector Emitter Breakdown (Max):	50V
Current - Collector (Ic) (Max):	100mA
Transistor Type:	PNP - Pre-Biased
Moisture Sensitivity Level (MSL):	--
Part Status:	Discontinued at Digi-Key
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction

The DDTA143XE-7 is a single pre-biased transistor designed for use in a wide range of applications including audio amplifiers, DC motors, power systems, and more. It is a bipolar transistor, meaning that it utilizes a combination of both n-type and p-type materials in order to amplify current or voltage signals. This article will discuss the application field and working principle of the DDTA143XE-7.

Application Field

The DDTA143XE-7 is designed for use in a wide range of applications. It is commonly used in audio amplifiers as a way to convert electrical signals into sound waves. Additionally, it is used to control the speed of DC motors, allowing for precision and accuracy when it comes to control systems. Additionally, it can be used in power systems such as generators, inverters, and more as a way to regulate current and voltage. Finally, it can be used in high frequency signal processing, such as radio frequency applications, as it is able to maintain signal integrity.

Working Principle

The DDTA143XE-7 utilizes a combination of both n-type and p-type materials to amplify signals. When an electrical signal is applied to the base of the transistor, the majority of the electrons will flow to the base, creating a small current. This small current then triggers the majority carriers, which are the majority of electrons, to be pushed from the emitter to the collector. This creates a larger amount of current that can be used for amplification purposes. The DDTA143XE-7 is pre-biased, meaning that it is configured to turn on at a set voltage level. This allows for more precise control and accuracy when working with sensitive systems. Additionally, it is designed to be able to handle large currents without suffering damage, making it well-suited for high-output applications.

Conclusion

The DDTA143XE-7 is a single pre-biased transistor designed for use in a wide range of applications. It is commonly used in audio amplifiers, DC motors, power systems and high frequency signal processing. It utilizes a combination of both n-type and p-type materials to amplify current or voltage signals. Additionally, it is pre-biased, allowing for more precise control and accuracy when working with sensitive systems.

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