smd 贴片 蜂鸣器 12*12*3mm kt1203 压电式

type

kt1203-3-4.0

rated voltage (square wave)

(vp-p)

3

opearting voltage (square wave)

(vp-p)

1~5

rated current at 5vp-p, 4.0khz

(ma)

1 max.

capacitance at 100hz

(pf)

15000+/-30%

spl at 5vp-p square wave, 10cm, 4khz

(db)

76 min.

resonant frequency

(hz)

4000+/-500

operating temperature

(oc)

-20~+85

storage temperature

(oc)

-30~+90