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2019-10-24PCB classification
classification Classified according to the number of circuit layers: divided into single-panel, double-panel and multi-layer boards. Common multi-layer boards are generally 4-layer boards or 6-laye -
2019-10-24
PCB production process
Second, the material Purpose: According to the requirements of the engineering data MI, cut into small pieces of production plates on large sheets that meet the requirements. Small pieces of paper -
2019-10-24
PCB development and source
PCB development and source development of Printed boards have evolved from single layers to double-sided, multi-layer and flexible, and still maintain their respective trends. Due to the continu -
2019-10-24
PCB
PCB (Printed Circuit Board), the Chinese name for printed circuit boards, also known as printed circuit boards, is an important electronic component, a support for electronic components, and a carrier -
2019-11-02Chip resistor
Chip resistors (SMD Resistor) and Chip Fixed Resistor are one of the metal glass glaze resistors. It is a resistor made by mixing metal powder and glass glaze powder and printing on a substrate by scr -
2019-11-02
Patch resistance
Patch resistance High Precision Chip Resistors - Features and Uses of the AR Series - Ultra-precision ±0.01% ~ ±1% - TaN and NiCr vacuum sputtering - Temperature coefficient is only ±5PPM -
2019-11-02Resistance naming
Resistance naming The naming method of Chinese chip resistors: 1, 5% precision naming: RS-05K102JT 2, 1% precision naming: RS-05K1002FT R - indicates resistance S - indicates that power -
2019-11-23PCBA board uses three anti-paint roles
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2019-11-02Resistor package power
Package power relationship The package and power relationship of the chip resistor is as follows: Package Rated power 70°C Maximum operating voltage (V) Inch (inch) Metric (mm) Conventional powe -
2019-11-02Digital cable a nominal method
Method of identifying resistance The chip component has small volume, light weight, high installation density and strong shock resistance. Strong anti-interference ability, high frequency character -
2019-11-02
How to choose a resistor
How to choose a resistor The application of surface mount technology (SMT) is very common, and the proportion of electronic products assembled by SMT has exceeded 90%. China has been involved in SM -
2019-11-02Resistance size code
Resistance size code The size codes of the most widely used chip resistors are 0805 and 1206. And gradually there is a trend to develop to 0603, 0402 and 0201 two packages are often used in product