Higt quality 1.5v 75-95DB 12.0*3.0mm piezo buzzer SMT1230 SMT1230
Rated Voltage:3V
Operating Voltage:1-25V
Rated Current: 3max.
Capacitance at 100Hz 1V: 16000±30%
Soud Output 10cm: 75min
Resonant Frequency: 4000±500
Operating Temperature: -20 to +70
Storage Temperature: -30 to+80
Weight: 1

NO.
ITEM
TEST CONDITION AND REQUIREMENT
1
High Temperature
Test (Storage)
After being placed in a chamber with 802ºC 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 -302ºC 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 402ºC 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:



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 +3005ºC 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 ~ +35ºC b) Humidity :45-85% c) Pressure :860-1060mbar
Judgment Test Condition : a) Temperature :+25 ±2ºC b) Humidity :60-70% c) Pressure :860-1060mbar

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