厂家高分贝电磁无源贴片蜂鸣器3V D-050020F顶发-维库仪器仪表网

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厂家高分贝电磁无源贴片蜂鸣器3V D-050020F顶发

价格：电议

地区：江苏省无锡市

电话：0510-86582084

手机：13815256501

江阴市福鼎通讯器材有限公司

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&sp;DCRIPTION&sp; 高分贝电磁无源贴片蜂鸣器3V D-050020顶发福鼎描述

A. SCOPE&sp;
This specification appli magnetic buzzer,&sp;D-050020F-03040N

B. SPECIFICATION

.	Item	Unit	Specification	Condition
1	Oscillation Frequency	Hz	4000	Vo-p=1/2duty , square wave
2	Operating Voltage	Vo-p	2 ~ 4
3	Rated Voltage	Vo-p	3
4	Current Consumption	mA	MAX. 110	at Rated Voltage
5	Sound Prsure Level	dB	MIN. 75	at 10cm at Rated Voltage
6	Coil Ristance	Ω	12±3
7	Operating Temperature	℃	-20 ~ +70
8	Storage Temperature	℃	-30 ~ +80
9	Dimension	mm	5.0 x 5.0 x H2.0	See appearance drawing
10	Weight (MAX)	gram	0.1
11	Housing Material		LCP( Black )
12	Leading Pin		&sp;Tin Plated Br(Sn)	See appearance drawing
13	Environmental&sp;&sp; Protection Regulation		&sp;RoHS

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C. APPEARANCE DRAWING&sp;&sp;

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Tol : ± 0.3&sp;&sp;&sp;&sp;&sp; Unit: mm

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D.TTING METHOD&sp;&sp;&sp;&sp;
Standard Measurement conditions
Temperature:25±2℃&sp; Humidity:45-65%

Acoustic Characteristics:
The oscillation frequency, current consumption and sound prsure are measured by the&sp;
measuring instruments shown below

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In the measuring tt, buzzer is placed as follows:

&sp;&sp;
E. Tical Frequency Rponse Curve

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F.&sp;Recommend Driving Circuit&sp;

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The base current Ib should high eugh so that it saturat the collector current of the transistor with the CB load.

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G.&sp;Soldering Condition
(1)Recommendable reflow soldering condition is as follows
(Reflow soldering is twice)
te:It is requted that reflow soldering should be executed after heat of product go down to rmal.

&sp;&sp;Heat ristant line
(Used when heat ristant reliability tt is performed)
(2)Manual soldering
&sp;&sp;&sp;Manual soldering temperature 350 ℃ within 5 sec.

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H.&sp;RELIABILITY&sp;TT

.	ITEM	TT CONDITION AND REQUIREMENT
1	High Temperature Tt (Storage)	After being placed in a chamber with 802℃ for 96 hours and then being placed in rmal condition for 2 hours. Allowable variation of SPL after tt:&sp;10dB.
2	Low Temperature Tt (Storage)	After being Placed in a chamber with -302℃ for 96 hours and then being placed in rmal condition for 2 hours. Allowable variation of SPL after tt:&sp;10dB.
3	Humidity Tt	After being Placed in a chamber with 90-95% R.H. at 402℃ for 96 hours and then being placed in rmal condition for 2 hours. Allowable variation of SPL after tt:&sp;10dB.
4	Temperature Cycle Tt	The part shall be subjected to 5 cycl. One cycle shall be consist of: &sp; Allowable variation of SPL after tt:&sp;10dB.
5	Drop Tt	Drop on a hard wood board of 4cm thick, any directions ,6 tim, at the height of 75cm . Allowable variation of SPL after tt:&sp;10dB.
6	Vibration Tt	After being applied vibration of amplitude of 1.5mm with 10 to 55 Hz band of vibration frequency to each of 3 perpendicular directions for 2 hours . Allowable variation of SPL after tt:&sp;10dB.
7	Solderability Tt	Lead terminals are immersed in rosin for 5 seconds and then immersed in solder bath of +3005℃ for 31 seconds . 90% min. lead terminals shall be wet with solder (Except the edge of terminals).
8	Terminal Strength Pulling Tt	The force of 9.8N(1.0kg) is applied to each terminal in axial direction for 10 seconds. visible damage and cutting off.

TT CONDITION.&sp;
Standard Tt Condition&sp;&sp;&sp;&sp;&sp;&sp;&sp;&sp;&sp;&sp;&sp;&sp;&sp; :&sp;&sp;&sp;&sp;&sp; a) Temperature : +5 ~ +35℃&sp; b) Humidity : 45-85% &sp;&sp;&sp;&sp;&sp;&sp; c) Prsure : 860-1060mbar&sp;
Judgment Tt Condition&sp;&sp;&sp;&sp;&sp;&sp;&sp;&sp;&sp;&sp;&sp;&sp; :&sp;&sp;&sp;&sp;&sp; a) Temperature : +25 ± 2℃&sp;&sp; b) Humidity : 60-70%&sp;&sp;&sp;&sp;&sp;&sp;&sp; &sp;c) Prsure : 860-1060mbar

I. PACKING STANDARD

江阴市福鼎通讯器材有限公司成立于1994年，生产各类蜂鸣器，喇叭，咪头产品。公司在蜂鸣器及讯响器件的领域已有20多年的经验，拥有完整、科学的质量管理体系，以及的自动化设备。

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公司年产蜂鸣器过5000万个，其中贴片蜂鸣器销量过2000万片，过一半的贴片蜂鸣器被广泛应用于高端可穿戴设备及移动消费类电子中，在同行业。

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为了产品的质量和性，我们拥有专门的管理和强大的研发团队。目前公司有将近20000平方米的现代化厂房，300多名员工，技术开发人员20多人。我们已经和来自香港、台湾、日本、韩国、加拿大，美国以及其他的客户建立长期的合作关系。

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Rated Voltage