date 08/05/2022

page 1 of 4

MODEL: CPE-1785 | DESCRIPTION: PIEZO BUZZER TRANSDUCER

cuidevices.com

FEATURES

• piezo transducer with pin mount

• 85 dB SPL

• 4,000 Hz rated frequency

SPECIFICATIONS

parameter

conditions/description

min

typ

max

units

operating voltage

2

30

Vp-p

current consumption

at 10 Vp-p, 4,000 Hz square wave

10

mA

rated frequency

4,000

Hz

sound pressure level

at 10 cm, 10V p-p, 4,000 Hz square wave

85

dB

electrostatic capacity

at 1 kHz/1 V

9,100

14,000

18,900

pF

dimensions

Ø17.0 x 7.0

mm

weight

1.5

g

material

PBT (black)

terminal

pin type (Sn plating)

operating temperature

-30

80

°C

storage temperature

-35

85

°C

RoHS

yes

Notes:

1. All specifications measured at 5~35°C, humidity at 45~85%, under 86~106kPa pressure, unless otherwise noted.

SOLDERABILITY

parameter

conditions/description

min

typ

max

units

hand soldering2

for maximum 2 seconds

330

380

°C

Notes:

2. Not recommended for wave soldering

Additional Resources: Product Page | 3D Model | PCB Footprint