Sounder

Buzzers, indicators, alarms, sirens

SFM-2325

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	78.46			Measured 88 dB at 10cm
Frequency kHz		2.5		Rated frequency ± 0.5 kHz
Voltage V		9	40	peak to peak voltage of square wave
Current mA			12
Temperature ºC	-20		70
Width mm		22.2		Case:PPS/Black
Height mm		9
Weight g		3.5
Termination		surface mount

SFM-5540-03A

Characteristic	Min	Typical	Max	Notes
Type		Magnetic
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	68.5			Measured 78 dB at 3.6V & 10cm
Frequency kHz	4	4	4
Voltage V	2.5	3.6	4.5
Current mA			100	4000Hz ; 3.6V p-p Square Wave 3.6V DC
Temperature ºC	-20		60
Width mm		5
Height mm		3
Termination		surface mount

SFM-6527-01

Characteristic	Min	Typical	Max	Notes
Type		Magnetic
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	60.5			Measured 70 dB at 1.5V & 10cm
Frequency kHz	2.7	2.72	2.73
Voltage V	1	1.5	2
Current mA			70	2731Hz ; 3V p-p Square Wave 1.5V DC
Temperature ºC	-20		85
Width mm		6.5
Height mm		3.5
Termination		surface mount

SFM-6527-01A

Characteristic	Min	Typical	Max	Notes
Type		Magnetic
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	60.5			Measured 70 dB at 1.5V & 10cm
Frequency kHz	2.7	2.72	2.73
Voltage V	1	1.5	2
Current mA			70	2731Hz ; 3V p-p Square Wave 1.5V DC
Temperature ºC	-20		85
Width mm		6.7
Height mm		3.5
Termination		surface mount

SFM-6527-03

Characteristic	Min	Typical	Max	Notes
Type		Magnetic
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	60.5			Measured 70 dB at 3V & 10cm
Frequency kHz	2.7	2.72	2.73
Voltage V	2	3	4
Current mA			95	2730Hz ; 6V p-p Square Wave 3V DC
Temperature ºC	-20		85
Width mm		6.5
Height mm		3.5
Termination		surface mount

SFM-8527-03

Characteristic	Min	Typical	Max	Notes
Type		Magnetic
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	75.5			Measured 85 dB at 3V & 10cm
Frequency kHz	2.7	2.72	2.73
Voltage V	2	3	5
Current mA			70	2730Hz ; 3V p-p Square Wave 3V DC
Temperature ºC	-30		80
Width mm		8.5
Height mm		4
Termination		surface mount

SFM-8527-03A

Characteristic	Min	Typical	Max	Notes
Type		Magnetic
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	75.5			Measured 85 dB at 3.6V & 10cm
Frequency kHz	2.7	2.72	2.73
Voltage V	2	3.6	5
Current mA			90	2730Hz ; 3.6V p-p Square Wave 3.6V DC
Temperature ºC	-30		80
Width mm		8.7
Height mm		4
Termination		surface mount

SFM-8527-05

Characteristic	Min	Typical	Max	Notes
Type		Magnetic
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	75.5			Measured 85 dB at 5V & 10cm
Frequency kHz	2.7	2.72	2.73
Voltage V	4	5	6
Current mA			100	2730Hz ; 10V p-p Square Wave 5V DC
Temperature ºC	-30		85
Width mm		8.5
Height mm		4
Termination		surface mount

SFM-9027G01

Characteristic	Min	Typical	Max	Notes
Type		Magnetic
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	75.5			Measured 85(type 87) dB at 1.5V & 10cm
Frequency kHz	2.7	2.72	2.73
Voltage V	1	1.5	2
Current mA			80	2730Hz ; 3V p-p Square Wave 1.5V DC
Temperature ºC	-40		85
Width mm		9
Height mm		4
Termination		surface mount

SFM-9027G03

Characteristic	Min	Typical	Max	Notes
Type		Magnetic
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	75.5			Measured 85(type 90) dB at 3V & 10cm
Frequency kHz	2.7	2.72	2.73
Voltage V	2	3	4
Current mA			80	2730Hz ; 6V p-p Square Wave 3V DC
Temperature ºC	-40		85
Width mm		9
Height mm		4
Termination		surface mount

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