PLACID PMN3221 surface microphone

Frequency Range: 10 ~ 10000 Hz

Dynamic Range: 164 dB

Sensitivity: 2 mv/pa

DATASHEET PLACID PMN3221
TECHNICAL INDEX
Application	Pressure Field
Microphone Type	Prepolarized
Polarization Voltage (V)	0 V
Frequency Range (±1 dB)	10 ~ 10000 Hz
Frequency Range (±3 dB)	5 ~ 20000 Hz
Sensitivity (±3 dB)	2 mV/Pa
Background Noise	27 dB(A)
Dynamic Range Upper Limit (3%distortion)	164dB
Power Supply	IEPE (2 ~ 10 mA)
Typical Working Current	4 mA
Pressure Equalizing Mode	Front Venting
Output Impedance	<110 Ω
Work Temp	-10 ~ 50 ℃
Output Interface	Microdot 10/32
Size (Diameter × Height)	Φ20 mm × 2.5 mm
Weight	3.5 g