TS2A-073C(R)-G9 SMT tactile switch with square red button

Remarks

Applications

1.Shipping tool:Amazon dash button;

2.Audio Products:MP3,MP4,DVD. Audio;

3.Digital Products: digital camera, digital video and so on;

4.Remote Control: the remote control of automobile domestic security products;

5.Communication Products: mobile phone, vehicle-mounted phone, telephone set, building equipment, PDA and so on;

6.Homehole appliances: TV set, microwave oven, electric rice cooker, electric fans ，refrigerator，washer;air-conditioning and so on;

7.Security Products: visual interphone, monitor and so on;

8.Toys: electric toys and so on;

9.Computer Products: PC camera and so on;

10.Exercises Machines: treadmills, massage armchair and so on;

11.Medical Device: sphygmomanometer, thermometer, hospital call system and so on;

12.Others: laser pen ，Pointer，Wireless mouse remote control pen，Laser projection pen，page turner，electronic pen；MousePen；overhead projector and so on;

13.Operating switches in all types of electronic equipment such as audio devices, office devices, communication devices, measuring instruments, TVs, video recorders，automotive sets, etc.

14.Household appliances, electric force, telecommunications, machine tool, vessel, textile, printing, Mining machine, Music Instrument, etc.

Technical parameters

2.1 General
2.1.1 Application This specification is applied to TACT Switch used for electronic equipment.
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2.1.4 Test conditions
Ambient temperature 5~35℃
Relative humidity 45~85%
Air pressure 86~106kPa (860~1060 mbar)
If any doubt arise from the judgment, tests shall be conducted at the following conditions.
Ambient temperature： 20±2℃
Relative humidity 60~70%
Air pressure 86~106kPa (860~1060 mbar)
2.2 Appearance construction and dimensions
2.2.1 Appearance Switch shall have good finishing, and no rust crack or plating failures.
2.2.2 Construction and dimensions   Refer to individual product drawing.

2.3. ELECTRICAL SPECIFICATION

NO.	Items	Test conditions	Requirements
2.3.1	Contact resistance	Shall be measured at 10mA 5VDC by voltage drop method after some operations without load. Applied position: Between terminal and terminal	100mΩ MAX
2.3.2	Insulation resistance	Test voltage:100VDC, measured after 1 min ±5s Applied position: 1)Between terminal and terminal 2)Between terminal and ground	100MΩ MIN
2.3.3	Dielectric voltage proof	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 a t a rate encountered in normal use (3 to 4 times per second), and bounce shall be tested at “ON” and “OFF”	ON-5msec.max OFF-5msec.max

2.4. ENVIRONMENT RESISTANCE:

NO.

Items

Test conditions

Requirements

2.4.1

Resistance to

low temperature

Following the test set forth below the

sample shall be left in normal temperature

and humidity conditions for 1 h.

Before measurements are made:

1)Temperature:-30±2℃

2)Time: 96h

Contact resistance:

200mΩ MAX

Insulation resistance:

50MΩ MIN

Voltage proof:

No dielectric

breakdown shall occur.

Operating

characteristic variety

Within ±10% of

specified value .

No remarkable

corrosion shall be

recognized

in metal part.

2.4.2

Heat resistance

Following the test set forth below the

sample shall be left in normal temperature

and humidity conditions for

1h before measurements are made:

1)Temperature:80±2℃

2)Time: 96h

2.4.3

Moisture

resistance

Following the test set forth below the

sample shall be left in normal temperature

and humidity conditions for

1h before measurements are made:

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 sample shall be allowed to stand under

normal temperature and humidity

conditions for 1h and measurements shall be

made. During the test waterdrops shall be removed.

	Temperature/℃	Time/hour
1 cycle	-10±2	2
	-10~65	1
	65±2	2
	65~-10	1

2.4.5

Sulfuration

resistance

Following the test set forth below the

sample shall be left in normal temperature

and humidity conditions

for 1h before measurements are made:

1)H2S gas concentrations: 3ppm±1ppm

2)Time:12h

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.

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 edge, the coating

should cover a minimum 90%

2.5.2

Resistance heat soldering

The switch will be inspect

under such conditions below

Trial measure	Temperature(℃)	Time(s)
Slot welding method	260±5	5±1
Soldering method	350±5	3±0.5

There shall be no sign of damage

mechanically and electrically.

2.6. DURABILITY

2.6.1	Operation life	Measurement shall be made following the test set forth below: DC 12V, 50 mA resistance load, Rate of operation:60 times/min.; Operating Force：1.5OF; 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 Force	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.	250±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	0.25±0.10mm
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 no sign of damage mechanically and electrically.
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.	20N.min.

3.DRAWING & DIMENSION:

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NO.	NO.	NAME	MATERIAL
1	1	Terminal	Brass silver plating
2	1	Case	PPA Black
3	1	Contact	SUS contact side silver plating
4	1	Cover	Cu/Fe CuSn plated
5	1	Stem	PPA Red

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TS2A-073C(R)-G9 SMT tactile switch with square red button

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