Sounder

Buzzers, indicators, alarms, sirens

TFM-51E

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	70.5			Measured 80 dB at 4.1kHz & 9V-p-p Square Wave & 10cm
Frequency kHz	3.6	4.1	4.6	Rated frequency ±0.5
Voltage V		9	30	p-p Square Wave
Current mA			6	Square Wave 4.1kHz ; 9V p-p
Temperature ºC	-20		70
Width mm		22
Height mm		8.1
Termination		pin		Pin separation: 10.00mm

TFM-51H

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven		Tone: Square Wave
Sound Pressure Level dB at 30cm	60.46			Measured 70 dB at 10cm
Frequency kHz		2		Rated frequency ± 0.5 kHz
Voltage V		3		peak to peak voltage of square wave
Peak voltage allowed V			25
Current mA			3
Input Capacitance nF		19		± 30% measured at 120 Hz
Temperature ºC	-20		70
Width mm		22		Case:PA66/Black
Height mm		10.8
Weight g		2.4
Termination		pin

TFM-51M

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	77			Measured 77 dB at 4.1kHz & 10V-p-p Square Wave & 30cm
Frequency kHz	3.6	4.1	4.6	Rated frequency ±0.5
Voltage V		10	30	p-p Square Wave
Current mA			3	Square Wave 4.1kHz ; 10V p-p
Temperature ºC	-20		70
Width mm		22
Height mm		6.4
Termination		pin		Pin separation: 10.00mm

TFM-51P-1

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	65.5			Measured 75 dB at 4.0kHz & 3V-p-p Square Wave & 10cm
Frequency kHz	3.5	4	4.5	Rated frequency ±0.5
Voltage V		3	30	p-p Square Wave
Current mA			5	Square Wave 4.0kHz ; 3V p-p
Temperature ºC	-20		70
Width mm		22
Height mm		10
Termination		pin		Pin separation: 2.50mm

TFM-53A

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven		Tone: Square Wave
Sound Pressure Level dB at 30cm	70.46			Measured 80 dB at 10cm
Frequency kHz		3		Rated frequency ± 0.5 kHz
Voltage V		5		peak to peak voltage of square wave
Peak voltage allowed V			40
Current mA			3.5
Input Capacitance nF		24		± 30% measured at 120 Hz
Temperature ºC	-20		70
Width mm		23		Case:PC/Black
Height mm		8.2
Weight g		2.6
Termination		pin

TFM-57-2

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	60.5			Measured 70 dB at 2.0kHz & 3V-p-p Square Wave & 10cm
Frequency kHz	1.7	2	2.3	Rated frequency ±0.3
Voltage V		3	25	p-p Square Wave
Current mA			1.2	Square Wave 2.0kHz ; 3V p-p
Temperature ºC	-20		125
Width mm		22
Height mm		7
Termination		pin		Pin separation: 12.50mm

TFM-57B

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven		Tone: Square Wave
Sound Pressure Level dB at 30cm	82			Measured 82 dB at 30cm
Frequency kHz		2.7		Rated frequency ± 0.3 kHz
Voltage V		10		peak to peak voltage of square wave
Peak voltage allowed V			25
Current mA			4
Input Capacitance nF		24		± 30% measured at 120 Hz
Temperature ºC	-20		70
Width mm				Case:PA6/Black
Height mm		7
Weight g		2.5
Termination		pin

TFM-57D

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	80.5			Measured 90 dB at 4.0kHz & 12V-p-p Square Wave & 10cm
Frequency kHz	3.7	4	4.3	Rated frequency ±0.3
Voltage V		12	25	p-p Square Wave
Current mA			7	Square Wave 4.0kHz ; 12V p-p
Temperature ºC	-20		70
Width mm		22
Height mm		7.5
Termination		pin		Pin separation: 12.50mm

TFM-57F

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	62.5			Measured 72 dB at 4.0kHz & 3V-p-p Square Wave & 10cm AND 72 dB at 4.0kHz & 1V-RMS Sine Wave & 10cm
Frequency kHz	3.5	4	4.5	Rated frequency ±0.5
Voltage V		3	25	p-p Square Wave
Current mA			3	Square Wave 4.0kHz ; 3V p-p
Temperature ºC	-20		70
Width mm		17
Height mm		7.5
Termination		pin		Pin separation: 10.00mm

TFM-59D

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven		Tone: Square Wave
Sound Pressure Level dB at 30cm	74.46			Measured 84 dB at 10cm
Frequency kHz		4		Rated frequency ± 0.5 kHz
Voltage V		12		peak to peak voltage of square wave
Peak voltage allowed V			25
Current mA			6
Input Capacitance nF		11		± 30% measured at 120 Hz
Temperature ºC	-20		70
Width mm		12		Case:PC/Black
Height mm		7.5
Weight g		1
Termination		pin

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