規 格 承 認 書
PECIFICATION FOR APPROVAL
客 戶
CUSTOMER
項 目
ITEM
型 號
： 立创
：
全指向驻极½咪头（ECM）
TYPE
：
GMI6050P-62DB
描述
DESCRIPTION
：
φ6.0×H5.0mm 插针
-62DB
客戶料號
CUSTOMER NO.
：
規 格 書 號
SPECIFICATION NO.：
版 本
EDITION NO.
日 期
DATE
：
：
4.5V
≤2.2KΩ
S/N:
≥58
dBA
V1.1
2019-12-27
客戶承認
CUSTOMER CONFIRM AND SIGN
檢查
TESTED BY
審核
CHECKED BY
承認
APPROVED BY
東莞市赢海電子有限公司
DONGUAN INGHAI ELECTRONICS CO.,LTD
½½
ISSUED BY
審查
CHECKED BY
確認
APPROVED BY
周明
刘承成
地址：廣東省東莞市長安鎮上沙第五工业区新春一路新春科技园
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,
GMI6050P-62DB
B. SPECIFICATION
■Test
condition: RL=2.2KΩ
No.
1
2
3
4
5
6
VS=4.5V TEMP=25℃±2℃
Symbol
Unit
Specification
Omnidirectional
Related humidity=65±5%
Condition
Item
Directivity
Sensitivity
Standard operating voltage
Output impedance
Frequency
Max operating voltage
S
Vs
Zout
dB
V
KΩ
Hz
V.
-62±3
4.5
≤2.2
100-10,000
10
f=1KHz,1Pa
0dB=1V/Pa
f=1KHz, 1Pa
7
Sensitivity reduction
△S-Vs
dB
-3
f=1KHz, 1Pa
Vs=1.5 VDC to 2VDC
8
Max. current consumption
I
DSS
mA
≤0.5
9
10
11
12
13
14
15
Signal to noise ration
Max input sound level
Operation temp.
Storage temp.
Dimension
Terminal
Approvals
S/N
SPL
dBA
dB
℃
℃
mm
≥58
110
-20 ~+70
-30 ~+80
φ6.0
x H5.0
Terminal
RoHs FCC
f=1KHz, P in=1Pa
See appearance drawing
See appearance drawing
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(0dB=0.1V/ubar) =-40dB(0dB=1V/Pa)
2/5
C.TYPICAL FREQUENCY RESPONSE CURVE
全指向性
Relative Response (dB)
+20
+10
0
-10
-20
-30
20
50
100
200
500
1000
2000
5000
10000
20000
+3
-6
+3
-3
-3
-3
+8
-6
Frequency (Hz)
D. APPEARANCE DRAWING
E. MEASUREMENT CIRCUIT
Vs:Source Voltage4.5V
R
L
:Load Resistance2.2KΩ
3/5
F : Explode Drawing
H. Reliability Test
经过以下所有试验在
20℃的条件下放½ 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
周波数
1/Frequency1:10Hz½55Hz
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%½95%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
4/5
5-2
高温试验
Dry Heat
5-3
½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½试验
Packing drop test
5-7
温度冲击试验
Temperature impact test
5-8
静电冲击试验
Electrostatic shock test
备注
Note
6-1
工½温度范围
Operation Temperature
6-2
储存温度范围
Storage Temperature
4000V(contact), 8000V(air)
×10
axises
-30℃½70℃
-40℃½85℃
G. Soldering Condition
7-1
焊接½用
90W
的烙铁。
The soldering copper of a type of 90W shall be applied
焊接条件
Soldering Condition.
7-2
电烙铁表面温度
320±10℃
The temperature of the working surface of the soldering copper shall be 320±10℃
7-3
焊接时把麦克风嵌入散热½力强的金属块内。
ECM shall be soldered fixed on the metal block(heat sink)which has the higher radiation effects said
heat sink
Shall contact with of ECM.
7-4
焊接时间控制在
2½3
秒内。
time for each terminal shall be 2½3 sec.
7-5
焊接后不½出现针孔。
The pinhole after soldering shall be avoided.
7-6
静电容易破坏麦克风必须采取措½避免（电烙铁接地，戴静电环等。
）
ECM may easily destroyed by the static electricity and the countermeasure for eliminating the static
electricity (the ground for soldering copper, for worktable and for human body) shall be executed.
7-7
散热板½状
Shape of heat sink
7-8
固定部孔½状
Shape of hole at fixed part
unit:mm
5/5
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