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What is the difference between SMD inductance and SMD resistance?

Sentiment:393Published time:2020-01-03

What's the difference between SMT inductance and SMT resistor? What's the difference? What is a patch resistor? What is SMT inductance?

SMD Resistor is, Chip resistors, Chip from Fixed Resistor directly translated, commonly known as SMD Resistor (SMD Resistor), is one of the metallic glass uranium Resistor. Is the metal powder and glass uranium powder mixed, using screen printing method printed on the substrate made of resistor. Moisture resistance, high temperature, low temperature coefficient. It can greatly save the space cost of the circuit and make the design more refined.

SMT has the advantages of small size, light weight, high installation density, strong shock resistance, strong anti-interference ability, good high-frequency characteristics, etc. It is widely used in computers, mobile phones, electronic dictionaries, medical electronic products, camcorders, electronic watt-hour meters and VCD players. According to its shape, the SMT can be divided into rectangle, cylinder and abnormity. There are resistors, capacitors, inductors, transistors and small integrated circuits. SMT components and general components of the nominal method is different.

Small size and light weight; Suitable for reflow welding and wave soldering; Stable electrical performance, high reliability; Low assembly cost and matching with automatic mounting equipment; High mechanical strength, high frequency and other advantages. At present, the model of SMT resistor is not uniform, set by each manufacturer, and the model is very long (composed of more than ten English letters and Numbers). When choosing, if you can correctly put forward various parameters and specifications of the chip resistance, it can be very convenient to choose and buy (or order) to the required resistance.

It is understood that the working temperature range of the patch resistor is -55--+125℃, and the maximum working voltage is related to the size: 0201 lowest, 0402 and 0603 is 50V, 0805 is 150V, other sizes are 200V. Chip resistor information today for you to introduce here, next to understand the chip inductance.

There are four types of SMT inductors: winding type, laminated type, braided type and thin-film type. Commonly used is winding and lamination two types. The former is the product of miniaturization of conventional winding inductors. The latter is made by using the multi-layer printing technology and the lamination production process. The volume is smaller than the winding chip inductor, which is the key product in the field of inductance components.

Characteristics of SMD inductance:

Surface mount high power inductance. Small size, high quality, high energy storage and low resistance.

Mainly used in computer display CARDS, laptops, programming, and converters.

SMT inductance features:

Flat surface suitable for surface mount. Excellent solderability with good end strength. It has the characteristics of high Q value and low impedance.

Low magnetic flux leakage, low direct resistance, high current resistance. SMT inductors are available in braided packaging for easy automatic assembly. SMD inductance products are widely used in digital sports equipment and medical equipment.

From the above two characteristics, we can know that SMD inductance and SMD resistance, although both of them belong to SMD industry, still have some differences in application and difference in essence. Maybe both of them can be used in the same electronic products and industry.