Kingwei electronic Co,Ltd – Product Catalog

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Kingwei electronic Co,Ltd

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1. SMD Buzzer(with circuit)

Product ID
KSM5025A03

Rated Voltage
3.0V

Operating Voltage
2.0~4.0V

Max. Rated Current
100mA at 3.0VDC

Min.Sound Pressure Level
75dB at 3.0VDC/10 cm

Coil Resistance
12±3Ω

Coil Impedance

...

2. Magnetic SMD Transducer

Product ID
KSA0905A05

Rated Voltage
5.0V

Operating Voltage
4~7V

Max. Rated Current
<30mA at 5.0VDC

Min.Sound Pressure Level
83dB at 3.0VDC/10 cm

Coil Resistance
/Ω

Coil Impedance
/

Resonant ...

3. Mechanical Buzzer

Product ID
KWMB2315A03

Rated Voltage
3VDC

Operating Voltage
2~4VDC

Max.Rated Current
30mA at 3VDC

Min.Sound Pressure Level
70dB at 3VDC/20cm

Resonant Frequency
400±100Hz

Operating Temperature
...

4. Piezo

Product ID KPG-20T-6.7B1
Fr( KHz ) 6.7 ± 0.5
Zr( ΩMAX ) 500
Cp( ±30%nf ) 12
D(mm) Ø20
d(mm) Ø15
T(mm) 0.44
t(mm) 0.24

5. Magnetic Buzzer

Product ID
KWM1290B05

Rated Voltage
5V

Operating Voltage
4~8V

Max.Rated Current
40mA

Resonant Frequency
2400Hz

Min.Sound Pressure Level
85dB/10cm

Coil Ressistance(DC)
45±5Ω

Coil Impedance(AC)
...

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