China New Arrival 80dB Popular Alarm Piezo Buzzer, Find details about China Buzzer, Hummer from New Arrival 80dB Popular Alarm Piezo Buzzer
| ITEM | TEST CONDITION AND REQUIREMENT |
1 | High Temperature | After being placed in a chamber with 802ºC for 96 hours and then being placed in normal condition for 2 hours. |
2 | Low Temperature | After being Placed in a chamber with -302ºC for 96 hours and then being placed in normal condition for 2 hours. |
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. |
4 | Temperature Cycle | The part shall be subjected to 5 cycles. One cycle shall be consist of: |
5 | Drop Test | Drop on a hard wood board of 4cm thick, any directions ,6 times, at the height of 75cm . |
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 . |
7 | Solderability | Lead terminals are immersed in rosin for 5 seconds and then immersed in solder bath of +3005ºC for 31 seconds . |
8 | Terminal Strength | The force of 9.8N(1.0kg) is applied to each terminal in axial direction for 10 seconds. |
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