| Allicdata Part #: | DTA143XUAT106TR-ND |
| Manufacturer Part#: |
DTA143XUAT106 |
| Price: | $ 0.02 |
| Product Category: | Discrete Semiconductor Products |
| Manufacturer: | ROHM Semiconductor |
| Short Description: | TRANS PREBIAS PNP 200MW UMT3 |
| More Detail: | Pre-Biased Bipolar Transistor (BJT) PNP - Pre-Bias... |
| DataSheet: |  DTA143XUAT106 Datasheet/PDF |
| Quantity: | 3000 |
| Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
| Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
| 3000 +: | $ 0.02193 |
| 6000 +: | $ 0.01978 |
| 15000 +: | $ 0.01720 |
| 30000 +: | $ 0.01548 |
| 75000 +: | $ 0.01376 |
| 150000 +: | $ 0.01147 |
Specifications
| Series: | -- |
| Packaging: | Tape & Reel (TR) |
| Lead Free Status / RoHS Status: | -- |
| Part Status: | Active |
| Moisture Sensitivity Level (MSL): | -- |
| Transistor Type: | PNP - Pre-Biased |
| Current - Collector (Ic) (Max): | 100mA |
| Voltage - Collector Emitter Breakdown (Max): | 50V |
| Resistor - Base (R1): | 4.7 kOhms |
| Resistor - Emitter Base (R2): | 10 kOhms |
| DC Current Gain (hFE) (Min) @ Ic, Vce: | 30 @ 10mA, 5V |
| Vce Saturation (Max) @ Ib, Ic: | 300mV @ 500µA, 10mA |
| Current - Collector Cutoff (Max): | 500nA |
| Frequency - Transition: | 250MHz |
| Power - Max: | 200mW |
| Mounting Type: | Surface Mount |
| Package / Case: | SC-70, SOT-323 |
| Supplier Device Package: | UMT3 |
| Base Part Number: | DTA143 |
Description
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The DTA143XUAT106 Pre-Biased Single Bipolar TransistorThe DTA143XUAT106 is a semiconductor device, specifically a single pre-biased bipolar transistor as classified by the type of transistor. Bipolar transistors are three-terminal devices that use two p-n junction transistors doped with different materials. Differing from field-effect transistors, bipolar transistors are current-controlled devices, meaning they amplify current and not voltage. In a single pre-biased transistor such as the DTA143XUAT106, the collector junction is built in reverse so that when the base is used to control the collector current, the base-emitter current is always been biased in the range of forward bias, and so the transistor is turned saturated and no further increase in voltage is required.
Application Fields of the DTA143XUAT106 Pre-Biased Single Bipolar Transistor
The application fields of the DTA143XUAT106 single pre-biased bipolar transistor mainly include motor drive control and other industrial applications. In motor drive control, the DTA143XUAT106 is widely used in circuits for current switching and current sensing, such as in making and breaking circuits for controlling the motor current. In industrial applications, the DTA143XUAT106 is often employed in circuits for direct current sampling and amplifying, as in circuit with DC amplifiers and feedback control.
Working Principle of the DTA143XUAT106 Pre-Biased Single Bipolar Transistor
The working principle of the DTA143XUAT106 pre-biased single bipolar transistor is based on the principle of the bipolar junction transistor (BJT). As mentioned before, a BJT is made up of two p-n junction transistors doped with different materials. In a single pre-biased BJT device such as the DTA143XUAT106, one of these p-n junction transistors is built in reverse and produces a current even when the other terminal is unpowered. The process is called self-bias or pre-bias and so the DTA143XUAT106 is known as a pre-biased single bipolar transistor.
Unlike common bipolar junction transistors (BJTs), the DTA143XUAT106 pre-biased single bipolar transistor features a built-in self-bias which significantly enhances its performance and makes it especially suitable for application requiring high speed switching capabilities. The self-biased junction of the transistor reduces the gate drive requirement and so eliminates the need for external bias in most of the applications.
The DTA143XUAT106 single pre-biased bipolar transistor works by using a current to control the current of another junction. This is done through the base voltage, which helps regulate the flow of the collector current. The base voltage can be controlled by applying a voltage to the base-emitter junction of the transistor. This process is known as biasing and helps to ensure that the transistor is operating in a certain range determined by the amplifier’s range.
The collector current of the DTA143XUAT106 also affects the dynamic response. It modulates the dynamic response by controlling the reaction of the transistor to sudden changes of the base voltage. The higher the collector current, the more rapidly the transistor can respond to sudden changes. This makes it suitable for applications requiring high-speed switching capabilities.
The DTA143XUAT106 pre-biased single bipolar transistor is also known for its ruggedness and broad temperature range. This makes it suitable for industrial applications requiring operation in tough or harsh environmental conditions. The pre-biased construction of the DTA143XUAT106 also enables it to handle higher temperature operating ranges compared to regular BJTs.
The specific data is subject to PDF, and the above content is for reference
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