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      深圳市恒勝泰科技有限公司
                                
                
                
      

							
      
                        			
      
		
      
	
      
	
	
      
		
      
            
      
                當(dāng)前位置：深圳市恒勝泰科技有限公司>>磁性器件>>蜂鳴器>>5020貼片SMD無源蜂鳴器5V 3V 體積5*5*3
            
      
			
      
				
      
					
      5020貼片SMD無源蜂鳴器5V 3V 體積5*5*3
      
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      具體成交價以合同協(xié)議為準(zhǔn)
      
				
      
				
				
      
						
      
							
      產(chǎn)品型號MLT-5020
      
							
      品       牌
      
		                    
      廠商性質(zhì)經(jīng)銷商
      
		                    							
      所  在  地深圳市
      
						
      
                        
                    
      
					 							        										
      聯(lián)系方式：王生查看聯(lián)系方式
      
									                                                 
      
						
      
							
      
								更新時間：2018-01-17 17:12:29瀏覽次數(shù)：1204次
							
      
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      經(jīng)營模式：經(jīng)銷商
      
						
      商鋪產(chǎn)品：3條
      
						
      所在地區(qū)：廣東深圳市
      
						
      聯(lián)系人：王生 （銷售）
      												
					
      
				
      
			
      			
      
                                
      
                    產(chǎn)品簡介
                
      
				
      
                      
      
                                                                      
      
					
      頻率：4000HZ
      電壓：3V/5V
      電阻：12/16歐姆
      驅(qū)動方式：壓電式（晶體式）
      種類：蜂鳴器（片）
      品牌：CHINA
      加工定制：是
      是否有源：有源/無源

      如需詳細請：：王   貨源：     
      
				
      
				
      
                    詳細介紹
                
      
			    
      
			        
      
			            
      B. SPECIFICATION
      No.
      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 Pressure Level
      dB
      MIN. 75
      at 10cm at Rated Voltage
      6
      Coil Resistance
      Ω
      12±3
       
      7
      Operating Temperature
      ℃
      -30 ~ +70
       
      8
      Storage Temperature
      ℃
      -40 ~ +85
       
      9
      Dimension
      mm
      5.0 x 5.0 x H3.0
      See appearance drawing
      10
      Weight (MAX)
      gram
      0.6
       
      11
      Housing Material
       
      LCP( Black )
       
      12
      Leading Pin
       
       Tin Plated Brass(Sn)
      See appearance drawing
      13
      Environmental  
      Protection Regulation
       
       RoHS
       
       
      C. APPEARANCE DRAWING  
       undefined




      Tol : ± 0.3      Unit: mm
       
      D.TESTING METHOD    
      Standard Measurement conditions
      Temperature:25±2℃  Humidity:45-65%
      Acoustic Characteristics:
      The oscillation frequency, current consumption and sound pressure are measured by the measuring instruments shown below
       
      In the measuring test, buzzer is placed as follows:
      undefined


       
       
      E. Typical Frequency Response Curve
      undefined


       
       
      F. Recommend Driving Circuit 
      undefined


       
      The base current Ib should high enough so that it saturates the collector current of the transistor with the CB load.
       
      G. Soldering Condition
      (1)Recommendable reflow soldering condition is as follows
      (Reflow soldering is twice)
      Note:It is requested that reflow soldering should be executed after heat of product goes down to normal.

        Heat resistant line
      undefined


      (Used when heat resistant reliability test is performed)
      (2)Manual soldering
         Manual soldering temperature 350 ℃ within 5 sec.
       
      H. RELIABILITY TEST
      NO.
      ITEM
      TEST CONDITION AND REQUIREMENT
      1
      High Temperature
      Test (Storage)
      After being placed in a chamber with 852℃ for 96 hours and then being placed in normal condition for 2 hours.
      Allowable variation of SPL after test: 10dB.
      2
      Low Temperature
      Test (Storage)
      After being Placed in a chamber with -402℃ for 96 hours and then being placed in normal condition for 2 hours.
      Allowable variation of SPL after test: 10dB.
      3
      Humidity Test
      After being Placed in a chamber with 90-95% R.H. at 402℃ for 96 hours and then being placed in normal condition for 2 hours.
      Allowable variation of SPL after test: 10dB.
      4
      Temperature Cycle
      Test
      The part shall be subjected to 5 cycles. One cycle shall be consist of:  
      undefined



      Allowable variation of SPL after test: 10dB.
      5
      Drop Test
      Drop on a hard wood board of 4cm thick, any directions ,6 times, at the height of 75cm .
      Allowable variation of SPL after test: 10dB.
      6
      Vibration Test
      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 test: 10dB.
      7
      Solderability
      Test
      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 Test
      The force of 9.8N(1.0kg) is applied to each terminal in axial direction for 10 seconds.
      No visible damage and cutting off.
      TEST CONDITION. 
      Standard Test Condition        :      a) Temperature : +5 ~ +35℃  b) Humidity : 45-85%        c) Pressure : 860-1060mbar 
      Judgment Test Condition       :      a) Temperature : +25 ± 2℃   b) Humidity : 60-70%         c) Pressure : 860-1060mbar 
       
      I. PACKING STANDARD 
      undefined





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