smd 贴片 蜂鸣器5*5*2mm kt5020 电磁式

type

kt5020b-3.0-4.0

rated voltage (square wave)

(vo-p)

3

operating voltage (square wave)

(vo-p)

2~4

rated current at  3vo-p, 4khz

(ma)

100 max.

coil resistance 

(ohm)

12+/-2

spl at 3vo-p square wave,10cm, 4khz

(db)

75min.

resonant frequency

(hz)

4000+/-200

operating temperature

(oc)

-20~+85

storage temperature

(oc)

-30~+90