規 格 承 認 書
PECIFICATION FOR APPROVAL
客 戶
CUSTOMER
項 目
ITEM
型 號
:
立创
:
驻极体电容咪头(ECM)
TYPE
: GMI4013S-2C30~66DB 通用型(灵敏度范围-30~-66DB)
描述
DESCRIPTION : φ4.0 x H1.3 mm SMT 1033 -30~-66dB 2.0V ≤2.2KΩ S/N: ≥58 dBA
客戶料號
CUSTOMER NO. :
規 格 書 號
SPECIFICATION NO.:
版 本
EDITION NO.
日 期
DATE
:
:
V1.0
20
客戶承認
CUSTOMER CONFIRM AND SIGN
檢查
審核
承認
TESTED BY
CHECKED BY
APPROVED BY
東莞市赢海電子有限公司
DONGUAN INGHAI ELECTRONICS CO.,LTD
製作
審查
確認
ISSUED BY
CHECKED BY
APPROVED BY
周明
刘承成
地址:广东省东莞市长安镇上沙第五工业区新春路 1 号新春科技园
電話 / TEL:0769-83060958
傳真 / FAX: 0769-81608993
網址:HTTP://WWW.INGHAI.COM
1/5
A. SCOPE
This specification applies electret condenser microphone, GMI4013S-2C30-66DB
B. SPECIFICATION
■Test condition: RL=2.2KΩ
No.
Item
1
Directivity
2
Sensitivity
3
VS=2.0V TEMP=25℃±2℃
Symbol
Unit
Specification
Related humidity=65±5%
Condition
Omnidirectional
f=1KHz,1Pa
S
dB
-30~-66±3
Standard operating voltage
Vs
V
2.0
4
Output impedance
Zout
KΩ
≤2.2
5
Frequency
Hz
100-10,000
6
Max operating voltage
V.
10
7
Sensitivity reduction
△S-Vs
dB
-3
8
Max. current consumption
IDSS
mA
≤0.5
9
Signal to noise ration
S/N
dBA
≥58
10
Max input sound level
SPL
dB
110
11
Operation temp.
℃
-30 ~+70
12
Storage temp.
℃
-40 ~+80
13
Dimension
mm
φ4.0 x H1.3
See appearance drawing
14
Terminal
Terminal
See appearance drawing
15
Approvals
RoHs FCC
0dB=1V/ Pa
f=1KHz, 1Pa
f=1KHz, 1Pa
Vs=1.5VDC to 3VDC
f=1KHz, P in=1Pa
We use “Pascal(Pa)”indication of sensitivity as per the recommendation of I.E.C.(International Electro technical
Commission)
TheSensitivity of “Pa” will increase 20dB comparing with “ubar” indication
Example: -60dB(mv/ubar) =-40dB(mv/Pa)
2/5
C.TYPICAL FREQUENCY RESPONSE CURVE
Relative Response (dB)
全指向性
+15
+10
+5 +3
0
-5
-6
-10
-15
-20
100
F re q u e n c y R e s p o n s e
+8
+3
+8
+3
-3
-3
-3
-8
500
200
1K
3K
Frequency(Hz)
5K
10K
D. APPEARANCE DRAWING
Φ1.0
Φ4.0±0.1
1.1
1.3±0.1
0.2
0.3
Φ2.7
Φ1.8
0.1-0.2
E. Recommend drawing of PCB for SMT
7
F. MEASUREMENT CIRCUIT
3/5
G. Explode Drawing
φ
背极膜
外壳
金环
防水网
塑环腔体
电容
背极板
垫片
H. Recommend Reflow Profile
4/5
G. 可靠性试验
Reliability Test
经过以下所有试验在 20℃的条件下放置 3 小时后,麦克风的灵敏度与试验前比较变化在 3dB 以
内
After any following tests, the sensitivity of the microphone to be within ±3dB of initial sensitivity
after 3hours of conditioning at 20℃
5-1 振动试验
Vibration
5-2 高温试验
Dry Heat
5-3 低温试验
Dry Cold
5-4 高温高湿试验
Damp Heat
5-5 温度循环试验
Temperature cycles
5-6 跌落试验
Packing drop test
周波数 1/Frequency1:10Hz~55Hz
振幅/Amplitude:1.52mm
变化/Change of Frequency:1 octave/min
3 方向,各 2 小时/hours in each of 3 axes
+80±5℃ for 96 hours
-40±5℃ for 96 hours
90%~95%RH,+60±5℃ for 96 hours
-20℃
25℃
70℃
(2h) (1h) (2h) (1h) (2h)×10 cycles
Height:1m
顺序:三个面各跌 10 次
Procedure:10 times from each of 3 axises
-20℃
70℃
30min 30s
30min ×10 cycles
5-7 温度冲击试验
Temperature impact test
5-8 静电冲击试验
4000V(contact), 8000V(air) ×10 axises
Electrostatic shock test
备注 Note
6-1 工作温度范围
Operation Temperature -30℃~70℃
6-2 储存温度范围
Storage Temperature
-40℃~85℃
5/5
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