Overview of chip FDS8670
FDS8670 is an N-channel MOSFET (Metal Oxide Semiconductor Field Effect Transistor) widely used in switching power supply, DC-DC converter and other power management applications. It enjoys low conduction impedance and large switching speed, making it an important part of modern electronic design. Through its efficient current control capability and thermal management performance, FDS8670 has been effectively applied in various electrical equipment.
Detailed parameters of chip FDS8670
The electrical parameters of the FDS8670 make it popular in many fields. Here are some key parameters:
-V_DS (Drain Source Voltage): the maximum withstand voltage is 30V -I_D (Continuous Drain Current): the maximum sustainable leakage current is 34A (at 25 ° C ambient temperature) -R_DS (on) (On State Resistance): the maximum channel conduction impedance is 7.6 m Ω (at 10V V_GS) -P_D (Power Dissipation): The maximum power consumption is 55W (when T_A=25 ° C) -T_J (Junction Temperature): the working junction temperature range is - 55 ° C to 150 ° C -T_on (Turn On Time): typically 40 ns -T_off (Turn Off Time): typically 150 ns -Package type: SO-8
The above parameters determine the scope of application of FDS8670 and its performance under various conditions.
Manufacturer, packaging and packaging of chip FDS8670
FDS8670 is manufactured by Fairchild Semiconductor (now part of ON Semiconductor). The package type adopted is SO-8, which is commonly used in compact circuit design due to its small footprint and excellent thermal management performance. The SO-8 package has eight pins, suitable for high-density circuit board layout.
Description of pin and circuit diagram of chip FDS8670
The pin configuration of the FDS8670 is simple and the function is clear:
1. Pin 1 (Gate): control the input terminal of current, and open or close MOSFET by adjusting the input voltage. 2. Pin 2 (Source): source pole, connected to power or ground, providing current reference point. 3. Pin 3 (Source): connected to Pin 2 to help provide more stable current output. 4. Pin 4 (Drain): drain, connected to the load, carrying the controlled current. 5. Pin 5 (N/C): no connection pin, not used for circuit function. 6. Pin 6 (Drain): another drain pin, allowing more flexible circuit design. 7. Pin 7 (Gate): the same pin connected with pin 1, providing multiple access points. 8. Pin 8 (Tab): used for thermal management, usually connected directly to PCB.
In the circuit diagram, the actual use of FDS8670 usually involves connecting it with other components such as power supply, diode and capacitor to form a complete switching power supply or DC-DC conversion circuit. The insertion position of MOSFET is usually between the load and the power supply. The control pin is used to realize fast switching to meet the load demand.
Use case of chip FDS8670
The FDS8670 has a variety of application scenarios. The following are some specific use cases to illustrate its performance in practical applications:
1. Switching power supply: In switching power supply, the FDS8670 can greatly improve the conversion efficiency due to its fast switching characteristics and low on resistance. In the power management chip, it is usually used for high-frequency switching circuits to help reduce energy loss and improve the overall performance of the system.
2. Electric vehicles: In the power management system of electric vehicles, FDS8670 provides high frequency control for motor drive to help achieve efficient energy conversion and transmission. Its low thermal resistance also plays an important role in heat dissipation management, making the electric vehicle stable in long-term use.
3. LED driving power supply: In LED lighting applications, the FDS8670 provides a stable current output by adjusting the current, thus ensuring the stability of LED brightness. At this time, the FDS8670 can be adjusted by PWM signal to effectively extend the service life of the LED.
4. Communication equipment: In the base station and other communication equipment, the FDS8670 is used for the output part of the power amplifier and signal amplifier. Its fast response and high efficiency guarantee the signal quality of the equipment.
5. Consumer electronics: In various consumer electronics products, such as laptops and mobile devices, the FDS8670 is used as an efficient power management component to help achieve efficient energy utilization and allow effective management of device heat.
Each application case shows the wide applicability of FDS8670 as a high-performance MOSFET, so as to meet the requirements of complex circuit design. These different applications make it play a vital role in improving the performance and efficiency of equipment, laying the foundation for the diversity of modern electronic products.
