ST-0503

Customer ： No. : Attention ： Approval Date : Your Part No. ： ERP No. ERP： SPECIFICATION Product Description ： Magnetic Buzzer Product Model： ST-0503 Customer Approval Status Soberton File Publish Sign Dsg'd : Chk'd : App'd : Edition ： File Publish Sign File clerk ： B 開發部 2016.03.08 Dsg'd 李幸容 開發部 2016.03.08 211 North First Street Chk'd Minneapolis, MN. 55401 陳健彰 開發部 2016.03.08 App'd 王法睿 612-849-6205 Web-site: www.soberton.com Sales Kimberly Scheerer Acoustics Product Specification Part No： Date ST-0503 2016/03/08 ： Edition： B 1 of 5 A. SCOPE This specification applies magnetic buzzer, 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. 80 at 10cm at Rated Voltage 6 Coil Resistance Ω 12±3 7 Operating Temperature ℃ -20 ~ +60 8 Storage Temperature ℃ -30 ~ +80 9 Dimension mm 5.0 x 5.0 x H3.0 10 Weight (MAX) gram 0.6 11 Housing Material LCP( Black ) 12 Leading Pin Tin Plated Brass(Sn) 13 Environmental See appearance drawing See appearance drawing RoHS Protection Regulation C. APPEARANCE DRAWING Tol : ± 0.3 SOUND PORT INKJET PRINTING Unit: mm Acoustics Product Specification Part No Date ： Edition： B 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: E. Typical Frequency Response Curve ST-0503 2016/03/08 2 of 5 Acoustics Product Specification Part No： Date ： Edition： B ST-0503 2016/03/08 3 of 5 F. Recommend Driving Circuit 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 (Used when heat resistant reliability test is performed) (2)Manual soldering Manual soldering temperature 350 ºC within 5 sec. Acoustics Product Specification Part No： Date ST-0503 2016/03/08 ： Edition： B 4 of 5 H. RELIABILITY TEST NO. 1 2 ITEM TEST CONDITION AND REQUIREMENT High Temperature Test (Storage) Low Temperature Test (Storage) After being placed in a chamber with 80ð2ºC for 96 hours and then being placed in normal condition for 2 hours. Allowable variation of SPL after test: ð10dB. After being Placed in a chamber with -30ð2ºC for 96 hours and then being placed in normal condition for 2 hours. Allowable variation of SPL after test: ð10dB. After being Placed in a chamber with 90-95% R.H. at 40ð2ºC for 96 3 Humidity Test hours and then being placed in normal condition for 2 hours. Allowable variation of SPL after test: ð10dB. The part shall be subjected to 5 cycles. One cycle shall be consist of： +60ºC +25ºC +25ºC 4 Temperature Cycle Test -20 ºC Allowable variation of SPL after test: ð10dB. Drop on a hard wood board of 4cm thick, any directions ,6 times, 5 Drop Test at the height of 75cm . Allowable variation of SPL after test: ð10dB. After being applied vibration of amplitude of 1.5mm with 10 to 55 Hz 6 Vibration Test band of vibration frequency to each of 3 perpendicular directions for 2 hours . Allowable variation of SPL after test: ð10dB. 7 8 Solderability Test Lead terminals are immersed in rosin for 5 seconds and then immersed in solder bath of +300ð5ºC for 3ð1 seconds . 90% min. lead terminals shall be wet with solder(Except the edge of terminals). 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 Judgment Test Condition: : a)Temperature: +5~+35℃ b)Humidity:45~85% a)Temperature:+25±2℃ b)Humidity:60~70% c)Pressure: 860~1060mbar c)Pressure: 860~1060mbar Acoustics Product Specification Part No： Date ： Edition： B I. PACKING STANDARD 1 Reel : 2500PCS 通孔 Carton Box (10 Inner Box) Inner Box (1Layer Reel) Inner Box 330mmx330mmx30mm 1x2500PCS=2500PCS Carton Box 350mmx350mmx370mm 10x2500PCS=25,000PCS ST-0503 2016/03/08 5 of 5