WST-1203BX

Specifications Item Unit Specification Rated Voltage VDC 3.0 Operating Voltage VDC 2.0 ~ 4.0 WST BUZZER Mean Current mA 30 Max At rated voltage Acoustic Product Specification Sound Output dBA 82 At 10cm at rated voltage Rated Frequency Hz 3100 ±400 Operating Temp ℃ -20 ~ +60 Storage Temp ℃ -30 ~ +70 Dimension mm φ12.0×H7.5 Weight gram 2.0 Product Number: WST-1203BX Release | Revision: C/2018 Material PPO (Black) Terminal PIN Type (Plating Sn) Environmental Protection Regulation RoHS Condition See attached drawing See attached drawing Test condition: Temperature: +25±2 ℃ Related humidity: 65±5% Air pressure: 86-106KPa CONTENTS This document contains the technical specifications for the electromagnetic buzzer. Page 1 Specifications Mechanical Characteristics Mechanical Characteristics Item Test condition Evaluation standard Solderability Lead terminals are immersed in rosin for 5 seconds and then immersed in the solder bath at +250±5oC for 3±0.5 seconds. 90% min. lead terminals shall be wet with solder. Page 2 Environment Test No interference in operation. Reliability Test Soldering Heat Resistance Page 3 Recommended Temperature Profile Lead terminal are immersed in the soldering bath at +250±5oC for 2±0.5 seconds. Terminal Mechanical Strength Apply the terminal with 1KG tension for 1 minute. No damage and cutting off. Inspection Fixture Vibration The part shall be subjected to a vibration cycle of 10Hz to 55Hz to 10Hz in a period of 1 minute. Total peak amplitude shall be 1.52mm(9.3G). The vibration test shall consist of 2 hours per axis in each three axes(X,Y,Z). Total 6 hours. After the test, the part shall meet specifications without any damage in appearance and performance except SPL. Drop Test The part is dropped from a height of 75cm onto a 40mm thick wooden board 3 times in 3 axes(X,Y,Z). Total of 9 times. Page 4 Frequency Response Curve Page 5 Dimensions Page 6 Packing 1 www.soberton.com Environment Test Item Test condition Evaluation standard High Temp. Test The part is placed in a chamber at +70oC for 96 hours. Low Temp. Test The part is placed in a chamber at -30oC for 96 hours. Thermal Shock The part shall be subjected to 10 cycles. Each cycle shall consist of: After the test the part shall meet specifications without any degradation in appearance and performance except SPL, after 4 hours at +25oC. The SPL should be in ±10dBA compared with initial one. Temp./Humidity Cycle The part shall be subjected to 10 cycles. One cycle shall be 24 hours and consist of: WST BUZZER Acoustic Product Specification Product Number: WST-1203BX Release | Revision: C/2018 CONTENTS This document contains the technical specifications for the electromagnetic buzzer. Page 1 Specifications Mechanical Characteristics Page 2 Environment Test Reliability Test Page 3 Recommended Temperature Profile Inspection Fixture Page 4 Frequency Response Curve Page 5 Dimensions Page 6 Packing Reliability Test Item Test condition Evaluation standard Operating Life Test Ordinary Temperature The part shall be subjected to 96 hours of continuous operation at +25˚C±10˚C. After the test, the part shall meet specifications without any degradation in appearance and performance except SPL. After 4 hours at +25oC, the SPL should be in ±10dBA compared with initial one. High Temperature The part shall be subjected to 72 hours of continuous operation at +60oC at 3.0V applied. Low Temperature The part shall be subjected to 72 hours of continuous operation at -20oC at 3.0V applied. High and Low Voltage Applying 2.0 voltage and 4.0 voltage, available time 24 hours each. Standard test condition: a) Temperature: +5~+35℃ b) Humidity: 45~85% c) Pressure: 86~106KPa 2 www.soberton.com Recommended Wave Soldering Temperature Curve WST BUZZER Acoustic Product Specification Product Number: WST-1203BX Inspection Fixture S.P.L. Measuring Circuit Input Signal: 3.0 VDC Release | Revision: C/2018 CONTENTS This document contains the technical specifications for the electromagnetic buzzer. Page 1 Specifications Mechanical Characteristics Page 2 Environment Test Mic: RION S.P.L meter UC30 or equivalent Reliability Test Page 3 Recommended Temperature Profile Inspection Fixture Page 4 Frequency Response Curve Page 5 Dimensions Page 6 Packing 3 www.soberton.com Typical Frequency Response Curve WST BUZZER Acoustic Product Specification Product Number: WST-1203BX Release | Revision: C/2018 CONTENTS This document contains the technical specifications for the electromagnetic buzzer. Page 1 Specifications Mechanical Characteristics Page 2 Environment Test Reliability Test Page 3 Recommended Temperature Profile Inspection Fixture Page 4 Frequency Response Curve Page 5 Dimensions Page 6 Packing www.soberton.com Dimensions Tolerance: ±0.5 (unit: mm) WST BUZZER Acoustic Product Specification Product Number: WST-1203BX Release | Revision: C/2018 CONTENTS This document contains the technical specifications for the electromagnetic buzzer. Page 1 Specifications Mechanical Characteristics Page 2 Environment Test Reliability Test Page 3 Recommended Temperature Profile Inspection Fixture Page 4 Frequency Response Curve Page 5 Dimensions Page 6 Packing No. Part Name Material Quantity 1 Case PPO 1 2 Diaphragm Ferrum 1 3 Magnet Ring Poly + Ferrite 1 4 Coil Copper 1 5 Core Ferrum 1 6 PCB Epoxy Glass Fiber Cloth + Copper 1 7 Transistor Epoxy + Copper 2 8 PIN Copper 2 5 www.soberton.com Packing WST BUZZER Acoustic Product Specification Product Number: WST-1203BX Release | Revision: C/2018 CONTENTS This document contains the technical specifications for the electromagnetic buzzer. Page 1 Specifications Mechanical Characteristics Page 2 Environment Test Reliability Test Page 3 Recommended Temperature Profile Packing Box LxWxH (mm) Pieces Tray 190x190x25 100 Inner Carton 210x210x220 1,600 Outer Carton 430x430x250 6,000 Inspection Fixture Page 4 Frequency Response Curve Page 5 Dimensions Page 6 Packing 6 www.soberton.com