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KSD-PB07A- B- BB- MN0

KSD-PB07A- B- BB- MN0

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Product Name: Key Switch
Rated value: minimum 0.5uA
Maximum 250mA/120V/9W AC/6W DC
Contact resistance: maximum 100m Ω
Insulation resistance: minimum 10M Ω
Insulation strength: AC 1000V, lasting for 2 minutes
Total travel: 1.8 ± 0.4mm
Operating force: 250 ± 50gf
Service life: 500000 cycles
Working temperature: -40 ° C~160 ° C
Material Science:
Outer frame: LCP
Foundation: LCP
Executor: LCP
Terminal: brass, gold-plated
Product compliance: ROHS
Brand: Coaster Switch KSDKG
Origin: Dongguan, China

Button switch is a common electronic component widely used in various electronic devices. The following is a detailed description of the button switch:

1. Basic Definition
A key switch is a switch device used to control circuits, which can be turned on or off by pressing or releasing its button.

2. Structural characteristics
Shell: typically made of plastic or metal, providing protection and maintaining its shape.
Button: The part that the user operates, usually designed with a protrusion for easy pressing.
Contact: Internal metal contact that makes contact when pressed, thereby forming an electrical circuit; Separate and cut off the circuit when releasing.
Spring: Usually equipped with a built-in spring, the button can automatically reset after being pressed.
3. Working principle
When the button is pressed, the internal contacts short-circuit, allowing current to pass through; When the button is released, the contact opens, the current stops flowing, and the circuit is in a disconnected state.

4. Types
Single pole single throw (SPST): The most common type, with two states: on and off.
Single pole double throw (SPDT): can be used to achieve one input controlling two different outputs.
Multi pole switch: can control multiple circuits simultaneously.
Waterproof switch: It has waterproof performance and is suitable for humid environments.

5. Application Fields
Household appliances: such as microwave ovens, rice cookers, etc.
Consumer electronics: such as mobile phones, calculators, and audio devices.
Industrial control: a control panel used for machines and equipment.
Automation system: used for scene control, lighting systems, etc.

6. Advantages
Easy to operate: Users only need to lightly press, no additional operating force is required.
Intuitive feedback: Typically, tactile or auditory feedback can be provided to allow users to confirm the operation.
Strong durability: capable of handling frequent switch operations and has a long service life.

7. Precautions
Installation location: Choose a suitable installation location to ensure ease of user operation.
Load capacity: It is necessary to ensure that the rated current and voltage of the key switch match the equipment being used.
Environmental adaptability: When used in damp, dusty, or chemical environments, choose appropriate protective measures.
As an important control component in electronic devices, button switches are widely used in various occasions due to their convenience and reliability.

The key switch has the following significant characteristics:

1. Easy to operate
Users only need to lightly press to achieve the switch function, with simple and intuitive operation.

2. Highly reliable
Generally designed to be durable, able to withstand multiple operations without easily failing, ensuring long-term stable operation.

3. Diversity
There are multiple types (such as SPST, SPDT, etc.) that can be selected according to different needs, providing flexible solutions.

4. Quick response
It has a fast switch response time and can promptly complete the connection or disconnection of the circuit.

5. Tactile feedback
Provide tactile or auditory feedback (such as a "click" sound), allowing users to feel feedback during operation and confirm that instructions have been executed.

6. Multiple exterior designs
The button shapes, colors, and sizes are diverse, which can adapt to the design needs of different products and facilitate user recognition.

7. Miniaturization
Compact in size, suitable for electronic devices in compact spaces, saving internal space.

8. Environmental resistance
Some models have waterproof and dustproof characteristics, making them suitable for application in harsh environments.

9. Electrical characteristics
Provide different rated voltages and currents to meet the needs of various electronic systems.

10. Widely used
Widely used in fields such as home appliances, consumer electronics, industrial control, and automotive devices, with diverse functions.

These characteristics make key switches an indispensable control component in daily electronic devices.

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