date 08/05/2022

page 1 of 4

MODEL: CDM-20008 | DESCRIPTION: SPEAKER

cuidevices.com

SPECIFICATIONS

parameter

conditions/description

min

typ

max

units

diameter

20

mm

depth

3.1

mm

input power

max. power: IEC-60268-5, filter 60 s on / 120 s off, 10

cycles at room temp

0.3

0.5

W

impedance

at 1 kHz, 1 V

6.8

8

9.2

Ω

resonant frequency

at 1 V

448

560

672

Hz

sound pressure level

0.3 W, 10 cm ave. at 1.0, 1.2, 1.5, 2.0 kHz

89

92

95

dB

response

7,000

Hz

distortion

at 1 kHz, 0.3 W

5

%

buzz, rattle, etc.

must be normal at sine wave 1.54 V

magnet size

8.0 x 1.0 mm (Nd-Fe-B)

operating temperature

-20

55

°C

weight

2.3

g

material

metal

RoHS

yes

FEATURES

• metal frame

• PEN cone

RoHS

MECHANICAL DRAWING

units: mm

tolerance: ± 0.5mm

SOLDERING POINT

NON-WOVEN

FABRIC

-+

0111

DATE STAMP

01(MONTH)

11(YEAR)

3.1 0.122

0.445

11.3

1.0 0.039

BLACK

POLYESTER

20.0 0.787

SOLDERABILITY

parameter

conditions/description

hand soldering

370 ±10°C for 3 ±1 seconds

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