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CMS50RA7.9-50N0.5-1B340R

Chinasound Micro Speaker 50mm length, Round ABS frame, 7.9mm height – 50 ohm rated impedance, NdFeB magnet, 0.5W rated power – type 1 Black cone, 340 Hz rated frequency – RoHS compliance
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Number of views:
1000
Product serial number
1.10.011
Category
Products
RoHS compliant:

 Water-proof

 Flame Retardant Plastic 94-HB

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Characteristice
Dimensions
Specification

We could not find any corresponding parameters, please add them to the properties table

 

Rated Impedance

 

50+/-15% ohm (Other Rated Impedance is available.)

Rated Power

 

0.5 W

Max. Power

 

1 W

Resonant Frequency

 

340+/-20% Hz

Frequency Range

 

fo ~ 4500 Hz

Sound Pressure Level

 

85+/-3 dB 1W1m(Average of SPL values at 800, 1000, 1200 & 1500 Hz.)

Operating Temperature

 

-30 oC to +70 oC

Storage Temperature

 

-40 oC to +70 oC

Termination

Description

 

Construction Materials

Case

Plastic, ABS 757

 

Diaphragm

Black Mylar

Weight (Typical)

 

15 g

Reliability

*Buzzes&Rattles

Must be normal at 5V(=0.5W) sine wave

 

*Load Test

1W white noise for 96hrs

 

*High Temperature

no function at +70 +/-2 oC for 96 hours, function at +70+/-2 oC for 16 hours,

 

*Low Temperature

no function at -40+/-2 oC for 96 hours, function at -30+/-2 oC for 16 hours,

 

*Humidity

+40+/-2Co, 90 ~ 95% R.H. for 48hrs

 

*Thermal Shock

-30+/-2 oC, 30min®+20 oC,15min,®+70+/-2 oC, 30min®+20 oC,15min, 5 cycles

 

*Vibration

1.5mm with 10 to 50Hz of vibration frequency to each of 3 perpendicular direction for 2 hrs

 

*Soldering Heat Resistance

Pins are immersed up to 1.5mm from sounder’s body in solder bath of 350+/-5 oC for 3+/0.5 seconds or 260+/-5 oC for 10+/-1 seconds

 

**Solderability

Lead terminals are immersed in rosin for 5 seconds and then immersed in solder bath of 350+/-5 oC for 3+/-0.5 seconds.

Warranty

 

For a period of one (1) year from date of manufacture under normal operations

* All specifications must be satisfied after the test (Recovery:2 to 4 hrs of recovery under the standard condition after the removal from test chamber).

**90% min. soldering pads shall be with solder.(except the edge of pad)

 

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2021-02-04 15:25:56
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Add:96 Changjiang Middle Road,Changzhou, Jiangsu 213022, China

Tel:+86-519-86182518

Fax:+86-519-86182519

Mail:market@chinasound.com

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