KECG2742PBL-A Kingstate Electronics Corp., KECG2742PBL-A Datasheet - Page 3

• Manufacturer Part Number: KECG2742PBL-A
• Description: MICROPHONE, ELECTRET, CONDENSER
• Manufacturer: Kingstate Electronics Corp.

Specifications of KECG2742PBL-A

• Transducer Function: Microphone
• Device Type: Electret Condenser Microphone
• Directivity: Omni
• Connector Type: 2 Pins
• Sensitivity: -42dB ± 3 (f = 1kHz, 1Pa 0dB=1V/Pa)
• Output Impedance: 2.2kohm
• Current: RoHS Compliant
• Current Consumption: 0.5mA
• External Diameter: 6mm
• Rohs Compliant: Yes

(dB)0
C. TYPICAL FREQUENCY RESPONSE CURVE 頻率響應曲線
D. APPEARANCE DRAWING
-10
-20
-30
外觀尺寸圖
10
20
20
Unit: mm
志豐電子股份有限公司 KINGSTATE ELECTRONICS CORP 3/5 KECG2742PBL-A
50
100
Term.2
Term.1
200
500
Green
Schematic Diagram
1K 2K
FET Impedance
converter
E.MEASUREMENT CIRCUIT
E.C.M.
unit
Shield Case
測量線路
33pF
10pF
RL=2.2KΩ
5K
Term.1
Term.2
10K
RL
C
(Hz)
-Ground
20K
Output
+Vs