Rated Impedance

8+/-15% Ohm (Other Rated Impedance is available.)

Rated Power

1 W

Max. Power

1.2 W

Resonant Frequency

900+/-20% Hz

Frequency Range

fo ~ 10,000 Hz

Sound Pressure Level

92+/-3 dB 1W 0.1m (Average of SPL values at 1,000 1,200 1,500 & 2,000 Hz.)

Distortion

20% Max. at 1kHz

Operating Temperature

-40 ^oC to +85 ^oC

Storage Temperature

-40^oC to +85 ^oC

Termination

Description

Spring terminal

Construction Materials

Case

PBT+15% GLASS

Diaphragm

PI Mylar

Adhesive Gasket

Main component: 0.2(±0.03)mm thick PE foam(Apparent density: 200~330kg/m³)

Double sided tape: 3M55261 

To protect the adhesive gasket covering with 0.05~0.1mm thick release paper

Weight (Typical)

1.38g

Reliability

*Buzzes & Rattles

Must be normal at 2.83V(=1W) sine wave

*Load Test

1W white noise for 96hrs

*High Temperature

no function at +85 +/-2 ^oC for 96 hours, function at +85+/-2 ^oC for 16 hours,

*Low Temperature

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

*Humidity

+40+/-2 ^oC, 90 ~ 95% R.H. for 96hrs

*Thermal Shock

-40+/-2 ^oC, 30min®+20 ^oC,15min,®+85+/-2 ^oC, 30min®+20 ^oC,15min, 5 cycles

*Vibration

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

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).