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Home> Products> Discrete Semiconductor Products > Transistors - Bipolar (BJT) - Single, Pre-Biased > DDTC144ELP-7
DDTC144ELP-7 Allicdata Electronics
Allicdata Part #:

DDTC144ELP-7-ND
Manufacturer Part#:

DDTC144ELP-7
Price: $ 0.12
Product Category:

Discrete Semiconductor Products
Manufacturer: Diodes Incorporated
Short Description: TRANS PREBIAS NPN 250MW 3DFN
More Detail: Pre-Biased Bipolar Transistor (BJT) NPN - Pre-Bias...
DataSheet: DDTC144ELP-7 datasheetDDTC144ELP-7 Datasheet/PDF
Quantity: 1000
1 +: $ 0.12000
10 +: $ 0.11640
100 +: $ 0.11400
1000 +: $ 0.11160
10000 +: $ 0.10800
Stock 1000Can Ship Immediately
$ 0.12
Specifications
DC Current Gain (hFE) (Min) @ Ic, Vce: 68 @ 5mA, 5V
Base Part Number: DDTC144
Supplier Device Package: 3-DFN1006 (1.0x0.6)
Package / Case: 3-UFDFN
Mounting Type: Surface Mount
Power - Max: 250mW
Frequency - Transition: 250MHz
Current - Collector Cutoff (Max): 500nA (ICBO)
Vce Saturation (Max) @ Ib, Ic: 300mV @ 500µA, 10mA
Series: --
Resistor - Emitter Base (R2): 47 kOhms
Resistor - Base (R1): 47 kOhms
Voltage - Collector Emitter Breakdown (Max): 50V
Current - Collector (Ic) (Max): 100mA
Transistor Type: NPN - Pre-Biased
Part Status: Active
Packaging: Tape & Reel (TR) 
Description

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Introduction

DDTC144ELP-7 is a single-channel transistor from STMicroelectronics, designed for use as an input stage in applications requiring high current transfer ratio. It is part of ST\'s ThermoFET family, which is an advanced family of low cost transistors for various analog, power, and hybrid designs. The device is also commonly referred to as a "thermally preprebiased" transistor. This term is used to describe the fact that the device has been pre-biased to reduce thermal and power losses, resulting in better performance than a standard transistor.

Application Field

DDTC144ELP-7 is particularly suitable for inclusion in power amplifiers and battery-operated equipment. It can also be used in automotive, computing, telecommunications, and medical applications, as well as white goods, smart appliances, and other high-tech products.

Function and Working Principle

The DDTC144ELP-7 is a thermally pre-biased, single-channel NPN bipolar junction transistor (BJT). The pre-biased feature allows the device to reduce thermal and power losses compared to a standard transistor, resulting in higher efficiency and reliability.The transistor works by controlling current gain. The current gain, or hFE, is defined as the ratio of collector current to base current. In the DDTC144ELP-7, the hFE is typically greater than 80 at a VcE of 5 V. This indicates that the device can be used in applications where large currents are needed.The transistor\'s collector-emitter junction is pre-biased with a voltage of approximately 0.8 V. The pre-biased junction helps reduce thermal and power losses by providing a smaller resistance. This allows more current to flow through the junction, improving performance.The device\'s bipolar structure provides low input capacitance and high frequency operation. As a result, the transistor can be used in high frequency applications such as radio transmissions and data intercept.

Conclusion

In conclusion, the DDTC144ELP-7 is a single-channel, pre-biased NPN bipolar junction transistor from STMicroelectronics. It is designed for use in applications requiring high current transfer ratio and is particularly suitable for power amplifiers and battery-operated equipment. Its pre-biased junction reduces thermal and power losses, resulting in higher efficiency and reliability. Additionally, its bipolar structure provides low input capacitance and high frequency operation, making it suitable for high frequency applications.

The specific data is subject to PDF, and the above content is for reference

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