Technical parameters
2.1 General
2.1 General
2.1 General
The scope of this specification covers the usage of TACT Switch in electronic equipment. It is essential to ensure that the generated content is closely related to the original text information while ensuring that the structure and tone of the information are slightly different.
2.1.2 Operating temperature range -15℃ ～ +60℃
The recommended storage temperature for this product is between -25℃ and +70℃. It is important to ensure that the product is stored within this temperature range to maintain its quality and functionality. Please note that storage outside of this recommended temperature range may result in damage or degradation of the product. It is therefore recommended to store the product in a cool, dry place away from direct sunlight and heat sources.
To ensure accurate and reliable test results, it is essential to establish clear test conditions. These conditions should be carefully defined and documented to ensure that the same conditions are maintained throughout the testing process. Factors such as ambient temperature, humidity, lighting, and other environmental variables should be controlled and monitored. In addition, all equipment should be calibrated and verified to ensure that it is functioning properly and consistently. By rigorously adhering to established test conditions, testers can ensure that their results are truly indicative of the behavior or performance being evaluated. It is important to note that following the same procedures and protocols every time is essential for ensuring consistent results.
Ambient temperature 5~35℃
Relative humidity 45~85%
Air pressure 86~106kPa (860~1060 mbar)
In case of any questions regarding the ruling, certain tests will be carried out under specific circumstances. The aim is to ensure that all doubts are put to rest and that the judgment made is accurate and valid.
Ambient temperature： 20±2℃
Relative humidity 60~70%
Air pressure 86~106kPa (860~1060 mbar)
2.2 Appearance construction and dimensions
The Appearance Switch should exhibit excellent finishing, with no signs of rust, cracks, or plating failures.
Construction and dimensions are crucial factors to consider when referring to individual product drawings. These drawings provide detailed information about the structure and size of the product. By analyzing the drawings, one can gain a clear understanding of how the product is built and its overall dimensions. It is important to closely examine these drawings to ensure accurate replication during the manufacturing process. By rearranging the provided content and focusing on its original text, we can emphasize the significance of construction and dimensions in product drawings and their role in shaping the final product.
2.3. ELECTRICAL SPECIFICATION
NO. | Items | Test conditions | Requirements |
2.3.1 | Contact | Shall be measured at 10mA 5VDC by operations without load. Applied position: Between terminal and terminal | 50mΩ MAX |
2.3.2 | Insulation | Test voltage:250VDC, measured after 1 min ±5s Applied position: 1)Between terminal and terminal 2)Between terminal and ground | 100MΩ MIN |
2.3.3 | Dielectric | Following test voltages shall be applied for 1 min. (Cut-off current:0.5mA) 1)Between terminal and terminal :250VAC (50~60Hz) | No dielectric breakdown shall occur. |
2.3.4 | Contact bounce | Lightly striking the center of the stem (3 to 4 times per second), and bounce
| ON-5msec.max OFF-8msec.max
|
2.4. ENVIRONMENT RESISTANCE:
NO. | Items | Test conditions | Requirements |
2.4.1 | Resistance to low temperature | Following the test set forth below the and humidity conditions for 1 h. Before 1)Temperature:-30±2℃ 2)Time: 96h | Contact resistance: 200mΩ MAX Insulation resistance: 50MΩ MIN Voltage proof: No dielectric Operating characteristic variety Within ±10% of specified value. |
2.4.2 | Heat resistance | Following the test set forth below the and humidity conditions for 1h before 1)Temperature:-80±2℃ 2)Time: 96h | |
2.4.3 | Moisture | Following the test set forth below the and humidity conditions for 1h before 1)Temperature: 60±2℃ 2)Relative humidity: 90 to 95% 3)Time:96h | |
2.4.4 | Change of temperature | After 5 cycles of following conditions, the normal temperature and humidity conditions made. During the test waterdrops shall be removed.  | |
2.4.5 | Sulfuration resistance | Following the test set forth below the and humidity conditions for 1h before 1)H2S gas concentrations: 3ppm±1ppm; 2)Time:8h;3)Temperature: 40±2℃(90~95%RH) | |
2.4.6 | Salt mist | The switch shall be checked after following test: 1)Temperature: 35℃±2℃ 2)Salt solution : 5±1%(solids by mass) 3)Time: 8±1 hour After test, salt deposit shall be removed by running water. | No remarkable corrosion shall be recognized in metal part. |
2.5. WELDING PERFORMANCE
2.5.1 | Solderability | Switch test under such conditions and inspect after. 1)Variable temperature range ：245±5℃； 2)Dip time：2±0.5s； | Except for the should cover a |
2.5.2 | Resistance | The switch will be inspect under such conditions below  | There shall be mechanically |
2.6. DURABILITY
| Operation life | Measurement shall be made following the test set forth below: DC 12V, 50 mA resistance load; Rate of operation:40-60 times/min; Operating Force：320～350gf; Average fault-free life: 100,000 cycles | Contact resistance: ≤200mΩ Contact bounce: ≤10ms Operating Force: initial value±30% |
2.6.2 | Vibration | Measurement shall be made following the test set forth below: 1) Vibration frequency range: 10Hz to 55Hz to 10Hz; 2) Amplitude: 1.5mm; 3) Direction of vibration: three mutually perpendicular direction including the direction of stem travel 4) Duration: Each 2hours. | |
2.6.3 | Operation | The switch is placed perpendicular to the direction of the operation, gradually force in key top center of switch, measure maximum intensity when it conducted required. | 260±50gf |
2.6.4 | Over Travel | Switch at the vertical operating orientation placement, with a force equal to 2 times according to the static load applied on the switch button the top center, measure the top moving distance | 0.45±0.1mm |
2.6.5 | Return force | The sample switch is installed such that the direction of switch operation is vertical and upon depressing the stem in its center to the whole travel distance, the force of the stem to return to its free position shall be measured. | 60gf.min. |
2.6.6 | Stop strength | Placing the switch such that the direction of switch operation is vertical, and then a static load of 30N shall be applied in the direction of stem operation for a period of 1 min. | There shall be mechanically |
2.6.7 | Stem strength | Placing the switch such that the direction of switch operation is vertical, and then the maximum force to withstand a pull applied opposite to the direction of stem operation shall be measured. | 10N |
3. DRAWING & DIMENSION:
4.Product application
Consumer products
Communication equipments
Widely used in home appliance, electronic equipment, automatic machine,
communication equipment, car electron, apparatus and instrument, electric motion tool etc.
5.Remarks
PARTS LIST:
NO. | NO. | NAME | MATERIAL |
1 | 1 | Terminal | Brass Silver plated |
2 | 1 | Case | PA66 black |
3 | 1 | Contact | AgCu contact side silver plated |
4 | 1 | Internal Stem | PA66 black |
5 | 1 | Waterproof Film | Polyimide yellow |
6 | 1 | Dustproof Film | Silicone Rubber |
7 | 1 | Cover | PA66 black |
8 | 1 | Stem | PA66 black |
Returned plastic should not exceed 20%.
6.Delivery,shipping and service
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