常州电磁无源插针蜂鸣器 FDC-067037F福鼎厂家直销3V

产品名称：FDC-067037F

类型： 电磁式蜂鸣器

驱动方式： 无源蜂鸣器

工艺： 插针蜂鸣器

尺寸范围：5-10mm描 述A. SCOPE

This specification applies magnetic buzzer,FDC-067037F-03031

B. SPECIFICATION No.ItemUnitSpecificationCondition1Oscillation FrequencyHz3100Vo-p=1/2duty , square wave2Operating VoltageVo-p2 ~ 4

3Rated VoltageVo-p3

4Current ConsumptionmAMAX.80at Rated Voltage5Sound Pressure LeveldBMIN. 75at 10cm at Rated Voltage6Coil ResistanceΩ16±3

7Operating Temperature℃-20 ~ +60

8Storage Temperature℃-30 ~ +80

9DimensionmmΦ6.7 x H3.7See appearance drawing10Weight (MAX)gram0.8

11Housing Material

PPO( Black )

12Leading Pin

Tin Plated Brass(Sn)See appearance drawing13Environmental

Protection Regulation

RoHS

C. APPEARANCE DRAWING

Tol : ± 0.5 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(Recommend Driving Circuit)

In the measuring test, buzzer is placed as follows:

E. Typical Frequency Response Curve

F. RELIABILITY TEST

NO.ITEMTEST CONDITION AND RE1High Temperature

Test (Storage)After being placed in a chamber with 802℃ for 96 hours and then being placed in normal condition for 2 hours.

Allowable variation of SPL after test: 10dB.2Low Temperature

Test (Storage)After being Placed in a chamber with -302℃ for 96 hours and then being placed in normal condition for 2 hours.

Allowable variation of SPL after test: 10dB.3Humidity TestAfter 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.4Temperature Cycle

TestThe part shall be subjected to 5 cycles. One cycle shall be consist of:

Allowable variation of SPL after test: 10dB.5Drop TestDrop on a hard wood board of 4cm thick, any directions ,6 times, at the height of 75cm .

Allowable variation of SPL after test: 10dB.6Vibration TestAfter 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.7Solderability

TestLead 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).8Terminal Strength

Pulling TestThe 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