KECG2740PBJ Kingstate Electronics Corp., KECG2740PBJ Datasheet - Page 3

• Manufacturer Part Number: KECG2740PBJ
• Description: MICROPHONE, MINIATURE, ELECTRET
• Manufacturer: Kingstate Electronics Corp.

Specifications of KECG2740PBJ

• Transducer Function: Microphone
• Device Type: Electret Condenser Microphone
• Directivity: Omni
• Connector Type: 2 Pins
• Sensitivity: -40dB
• Output Impedance: 2.2kohm
• External Diameter: 6mm
• External Length: RoHS Compliant
• External Length / Height: 2.7mm
• Rohs Compliant: Yes

C.TYPICAL FREQUENCY RESPONSE CURVE 頻率響應曲線
D. APPEARANCE DRAWING
外觀尺寸圖
(dB)0
Unit:mm
-10
-20
-30
10
20
20
志豐電子股份有限公司 KINGSTATE ELECTRONICS CORP 3/5
50
100
Term.2
Term.1
200
GREEN
500
E. MEASUREMENT CIRCUIT
測量線路
1K 2K
Schematic Diagram
RL=2.2KΩ
FET Impedance
converter
E.C.M.
unit
Shield Case
33pF
KECG2740PBJ
5K
Term.1
Term.2
1.000V/PA
10K
RL
C
(Hz)
20K
-Ground
Output
+Vs