CITZN CHB-03A-03, CHB-03A, CHB-02A, CHB-04C-08, CHB-04C-05 Datasheet

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CITZN CHB-03A-03, CHB-03A, CHB-02A, CHB-04C-08, CHB-04C-05 Datasheet

CHB

Surface Mountable Sound Generators CHB Series

Features

1.High sound pressure can be attaind with low current consumption. Minimum resonance freqrency is low.

2.Automatic mounting and thermostable reflow soldering is possible through the use of liquid crystal polymers for the housing.

3.Coil wires are all treated inside enabling handling to be easy.

Application

 

Mobile phones, pagers etc.

Precautions

 

Please see the individual specifications

 

manual and applications manual for

 

precautions.

 

/Standard inspection circuit

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+

 

 

 

 

 

 

 

 

 

 

 

B Z

 

 

 

 

 

 

 

 

 

-

 

MOS-FET

Duty 1/2

 

 

 

 

 

 

 

Duty 1/2 Square

 

 

 

 

 

 

 

 

 

2SK2410

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(ON 1Ω )

wave

 

 

 

 

 

 

 

 

 

 

(ON resistance 1Ω or less)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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