參數(shù)資料
型號: KBS-20DB-4A-22
廠商: AVX Corporation
文件頁數(shù): 4/22頁
文件大小: 0K
描述: BUZZER PIEZO 4KHZ 20MM
標(biāo)準(zhǔn)包裝: 250
系列: KBS, Kyocera
驅(qū)動器電路: 傳感器,外部驅(qū)動
技術(shù): 壓電
輸入類型: 峰值-峰值信號
電壓 - 額定: 10Vp-p
頻率: 4kHz
聲壓級: 70dB @ 10V,30cm
可清洗:
安裝類型: 底座安裝
端子: 導(dǎo)線引線
尺寸/尺寸: 圓形 - 23.00mm 直徑 x 4.40mm H
包裝: 散裝
電容 @ 頻率: 17000pF @ 4kHz
11
Piezoelectric Acoustic Generators
Specifications
(G type Self Oscillating Type)
Resonant
Static
Dimensions (mm)
Metal Disc
Model No.
Frequency
Impedance
Capacitance
Metal Disc
Ceramic Disc
Electrode
Total Thickness
Metal Disc
Material
(kHz)
(
)
(pF)
(
φA)
(
φB)
(
φC)
(T)
Thickness (t)
KBS-27DA-5G
4.6
± 0.5
200
16,000
± 30%
27.0
± 0.1
20.2
± 0.3
(19.0)
0.53
± 0.1
0.25
± 0.03
Brass
KBS-35DA-3G
12.9
± 0.5
200
25,000
± 30%
35.0
± 0.1
25.0
± 0.5
(23.6)
0.53
± 0.1
0.25
± 0.03
Brass
KBS-35DA-3GS
13.2
± 0.5
200
25,000
± 30%
34.55
± 0.1
25.0
± 0.5
(23.6)
0.53
± 0.1
0.25
± 0.03 Stainless Steel
KBS-35DA-3GS-6
13.2
± 0.3
200
25,000
± 30%
34.55
± 0.1
25.0
± 0.5
(23.5)
0.53
± 0.1
0.25
± 0.03 Stainless Steel
KBS-41DA-2G
12.2
± 0.3
200
20,000
± 30%
41.47
± 0.1
25.0
± 0.5
(23.6)
0.53
± 0.1
0.35
± 0.04
Brass
Resonant
Static
Dimensions (mm)
Metal Disc
Model No.
Frequency
Impedance
Capacitance
Metal Disc
Ceramic Disc
Electrode
Total Thickness
Metal Disc
Material
(kHz)
(
)
(pF)
(
φA)
(
φB)
(
φC)
(T)
Thickness (t)
KBS-35DA-3FCS
3.2
± 0.5
200
25,000
± 30%
34.55
± 0.1
25.0
± 0.5
(23.0)
0.53
± 0.1
0.25
± 0.03 Stainless Steel
(F type)
Application Circuits for Self-Drive Oscillation Buzzer
Transistor Oscillation
IC Oscillation
R3: 1.5M
R1: 1M
C1: 1000pF
R3
R1
C1
AB
Alarm
R1
R2
R3
+V
Tr
R
1: 200K
R
2: 100K
R
3: 500
NOTE:
Wherever possible, the piezo devices should be capacitive coupled to avoid permanent DC bias and possible long term damage.
Piezo Ceramic Elements - Self Oscillating Type
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