wm-64bc Panasonic Corporation of North America, wm-64bc Datasheet

wm-64bc

Manufacturer Part Number

wm-64bc

Description

Omnidirectional Back Electret Condenser Microphone Cartridge

Manufacturer

Panasonic Corporation of North America

Datasheet

1.WM-64BC.pdf (1 pages)

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Specifications are subject to change without notice.

■Appearance

■Schematic Diagram

■Sensitivity

Omnidirectional Back Electret Condenser Microphone Cartridge

FET Impedance

converter

（0dB=1V/Pa, 1kHz）

Mic Capsule

64BC

／

●Small and thin type omnidierectional microphone

●Pin type for flexible PCB

●Back electret type designed for high resistance to vibrations

●33pF or 10pF capacitor contained for RF noise reduction

●WM-64BC(33pF), WM-64BK(10pF)

2.2kΩ

１μF

Dimensions

Impedance

Frequency

Max operation voltage

Standard operation voltage

Current consumption

Sensitivity reduction

S/N ratio

64BK

-45+/-4dB

-44+/-3dB

Sensitivity

Ground

Output

+Vs

Specifications

■Typical Frequency Response Curve

■Dimensional Drawing

(33pF)

WM-64BC

WM-64BCT

+20

+10

- 10

- 20

- 30

Model No.

6 x 2.2 mm

Less than 2.2kΩ

Omnidirectional

20-16,000Hz

10V

Max 0.5mA

Within -3dB at 1.5V

More than 58dB

100

(10pF)

WM-64BK

WM-64BKT

200

2.2

Fr equenc y

500

1.1

[ Hz]

0.9

RL=2.2kΩ

Vs=2.0V

Term.1 Output

Term.2 Ground

10k

Unit : mm

20k

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