志豐電子股份有限公司 KINGSTATE ELECTRONICS CORP 5/7 KSSG74B16

G. ENVIRONMENT TEST 環境測試

No.

Item

Test condition

Evaluation standard

1

High temp. test

高溫測試

After being placed in a chamber at +85℃ for 96 hours.

置於+85℃環境中 96 小時

2

Low temp. test

低溫測試

After being placed in a chamber at –40℃ for 96 hours.

置於-40℃環境中 96 小時

3

Thermal Shock

熱衝擊試驗

The part shall be subjected to 10 cycles. One cycle shall consist

of; 對單體施以熱衝擊試驗 10 次循環,其循環內容如圖示

+85℃

-40℃

30 min.

30 min.

60 min.

4

Temp./ Humidity

Cycle

溫度/溼度循環測試

The part shall be subjected to 10 cycles. One cycle shall be 24

hours and consist of;

單體承受溫度/溼度循環測試 10 次.其循環內容如圖示

+85℃

a,b : 90~98%RH

c : 80~98%RH

a

b

+25℃

3hrs

12±0.5hrs

3hrs

c

24hours

After the test the part shall

meet specifications

with-out any degradation

in appearance and

performance except SPL.

after 4 hours at +25℃.

the SPL should be in

±10dBA compared with

initial one.

經測試後, 靜置於+25℃

（室溫）環境中 4 小時後,

單體除音壓外, 外觀及電

氣特性須符合規格. 輸出

音壓變化量須在±10dBA

內.

H. RELIABILITY TEST 信賴性測試

No.

Item

Test condition

Evaluation standard

1

Operating

life test

壽命測試

1.Continuous life test 高溫壽命測試(連續)

The part shall be subjected to 72 hours at +85℃ with 3.6V , 2730Hz

applied.

在+85℃環境下,輸入 3.6V , 2730Hz 連續操作 72 小時.

2.Intermittent life test 室溫壽命測試(間歇)

A duty cycle of 1 minute on, 1 minutes off, a minimum of 10000 times

at room temp.( +25±10℃) with 3.6V , 2730Hz applied.

在室溫下(+25±10℃), 輸入 3.6V , 2730Hz 通電 1 分鐘/斷電 1 分鐘,測試

10000 次循環.

After the test the part shall

meet specifications

with-out any degradation

in appearance and

performance except SPL.

after 4 hours at +25℃.

the SPL should be in

±10dBA compared with

initial one.

經測試後, 靜置於+25℃

（室溫）環境中 4 小時後,

單體除音壓外,外觀及電氣

特性須符合規格. 輸出音

壓變化量須在±10dBA.內.

TEST CONDITION.

Standard Test Condition

:

a) Temperature : +5 ~ +35℃

b) Humidity : 45-85%

c) Pressure : 860-1060mbar

一般測試條件

:

a) 溫度 : +5 ~ +35℃

b) 濕度 : 45-85%

c) 氣壓 : 860-1060mbar

Judgment Test Condition

:

a) Temperature : +25 ± 2℃

b) Humidity : 60-70%

c) Pressure : 860-1060mbar

爭議時測試條件

:

a) 溫度 : +25 ± 2℃

b) 濕度 : 60-70%

c) 氣壓 : 860-1060mbar