WM-61B102B Datasheet, PDF (1/1 Pages) Panasonic Semiconductor – Omnidirectional Back Electret Condenser Microphone Cartridge

Omnidirectional Back Electret
Condenser Microphone Cartridge
Series: WM-61A
WM-61 B (pin type)
Microphone Cartridges
I Features
G Small microphones for gener al use
G Back electret type designed for high resistance to
vibrations, high signal-to-noise ratio
G High sensitivity type
G Microphone with pins for flexible PCB (WM-61B type)
I Sensitivity
Vs = 2.0V
RL = 2.2kΩ
–35 ± 4dB
I Specifications
Sensitivity
Impedance
Directivity
Frequency
Max. operation voltage
Standard operation voltage
Current consumption
Sensitivity reduction
S/N ratio
–35±4dB (0db = 1V/pa, 1kHz)
Less than 2.2 k Ω
Omnidirectional
20–20,000 Hz
10V
2V
Max. 0.5 mA
Within –3 dB at 1.5V
More than 62 dB
I Typical Frequency Response Curve
+20
+10
0
–10
–20
–30
20
50 100 200
500 1000 2000
Frequency (Hz)
I Dimensions in mm (not to scale)
WM-61A
WM-61B
5000 10000 20000
3.4
Term 1
output
3.4
1.5
Term 1
output
Term 2
ground
Term 2
ground
Design and specifications are subject to change without notice. Ask factory for technical specifications before purchase and/or use.
Whenever a doubt about safety arises from this product, please contact us immediately for technical consultation.