DTA114WKAT146 Rohm Product Introduction

DTA114WKAT146 is a bipolar junction transistor (BJT) pre biased transistor produced by Rohm Semiconductor Company. The following is a detailed introduction to the product:

1、 Product Overview
DTA114WKAT146 is a PNP type pre biased bipolar transistor, packaged in a surface mount type, suitable for signal amplification and switch control in various electronic circuits.

2、 Main parameters
Transistor type: PNP pre biased bipolar transistor
Voltage: collector emitter breakdown voltage (maximum) is 50V
Current: collector continuous current (maximum) is 100mA, collector cut-off current (maximum) is 500nA
Power: Power dissipation (maximum) is 200mW
Frequency: Transition frequency is 250MHz
Resistance: Base resistance (R1) is 10kOhms, emitter resistance (R2) is 4.7kOhms
Gain: The minimum DC current gain (HFE) for different ICs and VCEs is 24@10mA , 5V
Saturation pressure drop: The maximum saturation pressure drop of VCE for different IB and IC is 300mV@500 µA,10mA
Packaging: SOT-23-3, SC-59 or TO-236-3
3、 Product Features
High performance: DTA114WKAT146 has high current and voltage tolerance, and can provide stable performance in various circuits.
High reliability: ROHM Semiconductor adopts advanced production processes and strict quality control to ensure that the product has a long service life and stable performance.
Easy to use: The surface mount packaging form makes the transistor easy to solder and install on circuit boards, suitable for automated production processes.
Good heat dissipation performance: The packaging form helps with heat dissipation, improving the thermal stability and reliability of the transistor.
4、 Application scenarios
Signal amplification circuit: DTA114WKAT146 can serve as the core component in signal amplification circuits, providing stable current and voltage outputs for amplifying weak signals.
Switching circuit: Suitable for various switching circuits, providing stable switching performance and current control capability.
Power management: In power management circuits, it can be used to control the power switch and stabilize the output voltage.
5、 Precautions
Pre use inspection: Before use, please check the appearance and pins of the transistor to ensure that there is no damage or deformation.
Parameter matching: In circuit design, please ensure that the electrical parameters of the selected transistor match the circuit requirements to avoid performance degradation or damage.
Heat dissipation treatment: In power amplification and switching circuits, please ensure that the transistors receive sufficient heat dissipation to avoid performance degradation or damage caused by overheating.
Storage conditions: Please store in a dry, cool, and well ventilated environment, avoiding prolonged exposure to high temperatures, humidity, or corrosive gases.
In summary, the DTA114WKAT146 ROHM semiconductor product is a high-performance and highly reliable pre biased bipolar transistor suitable for signal amplification and switch control in various electronic circuits. When using, please follow the instructions in the product manual to ensure correct installation and use.