PT-1404

Specifications PT PIEZO AUDIO TRANSDUCER Acoustic Product Specification Product Number: PT-1404 Release | Revision: B/2018 CONTENTS This document contains the technical specifications for the Piezo Audio Transducer. Page 1 Specifications Mechanical Characteristics Item Unit Specification Rated Voltage Vp-p 10.0 Operating Voltage Vp-p 1 ~ 30 Mean Current mA 2 Max. Capacitance at 30Hz pF 15000±30% Sound Output dB 87 Rated Frequency Hz 4800±500 Operating Temp ℃ -20 ~ +60 Storage Temp ℃ -30 ~ +70 Dimension mm Ø14.0xH4.0 Weight gram 1.0 Material ABS(Black) Terminal Wire Type Environmental Protection Regulation RoHS At 10cm at rated voltage. See attached drawing. Wire 90mm (UL1571 / AWG 32#) Temperature: +25±2℃ Related Humidity: 65±5% Air Pressure: 86-106KPa 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±5℃ for 3±1 seconds. 90% min. lead terminals shall be wet with solder. (Except the edge of terminal) Soldering Heat Resistance Lead terminals are immersed in the soldering bath at +250±5℃ for 3±1 seconds. No interference in operation. Terminal Mechanical Strength Lead pads shall be soldered on the pc board, and the force 9.8N(1.0Kg) is applied to the part for 10 seconds. No damage and cutting off. Vibration The buzzer shall be measured after a vibration of amplitude of 1.5mm with 10Hz to 55Hz band of vibration frequency is applied to each of 3 perpendicular directions for 2 hours. 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). A total of 9 times. The value of oscillation frequency current consumption should be in ±10% compared with initial ones. The SPL should be in ±10dB compared with initial one. Page 3 Inspection Fixture Frequency Response At rated voltage Test condition: Page 2 Environment Test Reliability Test Condition Page 4 Dimensions Page 5 Packing 1 www.soberton.com Environment Test Item Test Condition Evaluation Standard High Temp. Test PT PIEZO AUDIO TRANSDUCER The part is placed in a chamber at +70℃ for 96 hours. Low Temp. Test The part is placed in a chamber at -30℃ for 96 hours. Acoustic Product Specification Humidity Test The part is placed in a chamber at +70℃, and 90±5% relative humidity for 96 hours. After the test, the part shall meet specifications without any degradation in appearance and performance except SPL. After 4 hours at +25℃ ±2˚C, the SPL should be in ±10dBA compared with initial one. Temp/Humidity Cycle The part shall be subjected to 5 cycles, Each cycle shall consist of: Product Number: PT-1404 Release | Revision: B/2018 CONTENTS This document contains the technical specifications for the Piezo Audio Transducer. Page 1 Specifications Mechanical Characteristics Page 2 Environment Test Reliability Test Reliability Test Item Test Condition Evaluation Standard Operating Life Test 1. Continuous Life Test 48 hours of continuous operation at +55℃ with the maximum rated voltage applied. After the test, the part shall meet specifications without any degradation in appearance and performance except SPL. After 4 hours at +25℃ ±2˚C, the SPL should be in ±10dBA compared with initial one. 2. Intermittent Life Test A duty cycle of 1 minute on, 1 minute off, a minimum of 1000 times at +25±2℃ and the maximum rated voltage applied. Page 3 Inspection Fixture Frequency Response Page 4 Dimensions Page 5 Packing Standard Test Condition: a) Temperature: +5~+35℃ b) Humidity: 45~85% c) Pressure: 86~106KPa 2 www.soberton.com Inspection Fixture S.P.L Measuring Circuit PT PIEZO AUDIO TRANSDUCER Input Signal: 10.0 Vp-p , square wave, 4800Hz MIC: S.P.L meter TES1351B or equivalent S.G: Hewlett Packard 33120A Function Generator or equivalent Acoustic Product Specification Product Number: PT-1404 Frequency Response Release | Revision: B/2018 CONTENTS This document contains the technical specifications for the Piezo Audio Transducer. Page 1 Specifications Mechanical Characteristics Page 2 Environment Test Reliability Test Page 3 Inspection Fixture Frequency Response Page 4 Dimensions Page 5 Packing 3 www.soberton.com Dimensions Tolerance: ±0.5 (unit: mm) PT PIEZO AUDIO TRANSDUCER Emission Acoustic Product Specification Product Number: PT-1404 Release | Revision: B/2018 CONTENTS This document contains the technical specifications for the Piezo Audio Transducer. Page 1 Specifications Mechanical Characteristics No. Part Name Material Quantity Page 2 Environment Test 1 Case ABS 1 2 Case ABS 1 3 Piezo Copper + Ceramics 1 4 Wire (90mm) UL1571 / AWG32# (30V ø0.55) 2 Reliability Test Page 3 Inspection Fixture Frequency Response Page 4 Dimensions Page 5 Packing 4 www.soberton.com Packing PT PIEZO AUDIO TRANSDUCER Acoustic Product Specification Product Number: PT-1404 Release | Revision: B/2018 CONTENTS This document contains the technical specifications for the Piezo Audio Transducer. Packing Box L x W x H (mm) Quantity (pcs) Page 1 Specifications Plastic Bag 170 x 120 x 0.1 200 Mechanical Characteristics Out Box 210 x 190 x 100 2,000 Page 2 Environment Test Carton 440 x 400 x 310 24,000 Reliability Test Page 3 Inspection Fixture Frequency Response Page 4 Dimensions Page 5 Packing 5 www.soberton.com