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PUI Audio

PUI Audio- ATM Switch Chip

PUI Audio is a premier manufacturer of high-quality audio components, headquartered in Dayton, Ohio, USA, operating as a division of Projects Unlimited, Inc., a company with a legacy in aerospace and defense electronics. With decades of experience, the company leverages shared in-house equipment and expertise from its parent's aerospace division to ensure robust production capabilities and onsite testing. The core business focuses on designing and manufacturing a wide range of audio transducers, including piezo benders, buzzers, speakers, microphones, and sirens, for diverse applications across industrial, medical, consumer, automotive, and IoT markets. Key product lines include surface-mount (SMD) transducers, panel-mount piezo buzzers, electret condenser microphones, dynamic speakers, and waterproof audio solutions, with many products offering customizable tones and frequencies. PUI Audio places strong emphasis on engineering support, offering custom design services and rapid prototyping to meet unique customer specifications. The company's market position is strengthened by its ability to serve both high-reliability sectors like aerospace/defense through Projects Unlimited and high-volume commercial markets with cost-effective audio components. Its technical advantages include in-house anechoic chambers for acoustic testing, automated production lines, and compliance with international standards such as UL, RoHS, and REACH. PUI Audio distributes globally through a network of authorized distributors and provides dedicated application engineering resources. The division's products are recognized for their durability, consistent performance, and clear sound output, making them a preferred choice for OEMs worldwide.

03

ATM Switch Chip - 型号列表

34 parts in total

Height

Frequency - Max

Frequency Range

Frequency

Capacitance @ Frequency

Other Names

Diameter

Voltage Rating

Size

Sound Pressure Level (SPL)

Impedance

Length - Overall

Termination

Operating Temperature

Current Rating (Max)

Mounting Type

Product

Standard Package

Voltage - Input (Min)

Packaging

Type

Series

Output Function

Current - Output

Depth

Width

Length

Size / Dimension

Tone

Exterior Housing Material

Temperature - Test

Product Category

RoHS

Termination Style

Technology

Voltage Range

Operating Mode

Washable

Other Specifications

MOQ

Unit Pack

Matchcode

Mfr Part #Quantity AvailablePriceProductProduct CategoryStandard PackageRoHSFrequency - MaxFrequency RangeHeightPackagingTerminationMounting TypeTypeTechnologyFrequencyVoltage RatingOperating TemperatureDiameterImpedanceVoltage - Input (Min)Capacitance @ FrequencySizeOther NamesSeriesLength - OverallTermination StyleSound Pressure Level (SPL)Output FunctionCurrent Rating (Max)ToneAutomotiveLeadfree DefinExterior Housing MaterialOther SpecificationsTemperature - TestDepthWidthLengthSize / DimensionInput TypeVoltage RangeOperating ModeCurrent - OutputDriver CircuitryWashableMOQUnit PackMatchcodeStandard LeadtimePitchLength - Pin
AB2040B
4
AB2040B

Audio Diaphragm Piezo Wire Lead 3500Hz to 4500Hz Audio Indicators & Alerts 4KHz 350 OHMS 25nF BUZZER ELEMENT PIEZO 4KHZ 20MM

pui audio

121: ¥8.4812Piezo BendersAudio Indicators & AlertsCable Rolls / Shrink TubingRoHS Compliant4500 Hz3500 to 4500 Hz0.28 mmRollWire LeadFlushDiaphragmPiezo4000 Hz--20°C ~ 60°C20 mm350 Ohm30V p-p25000pF @ 1kHz0.79" Dia (20mm)668-1006AB-Wire-------------------------
X-4028-P-C32-R
2
X-4028-P-C32-R

Audio Indicator Piezo 32VDC 22mA Solder Lug 3VDC 2300Hz to 3300Hz Panel Mount Audio Indicators & Alerts 2800Hz 105dBA 32Vdc BUZZER PIEZO 32VDC 2.8KHZ PANEL

pui audio

19281: ¥74.80IndicatorsAudio Indicators & AlertsBulkRoHS Compliant3300 Hz2300 to 3300 Hz48 mmBulkSolder LugPanel MountIndicatorPiezo2800 Hz +/- 500 Hz32 Vdc-30°C ~ 80°C-------23 mm-105 dBAContinuous22 mAContinuous-----40 mm40 mm40 mm40 mm L x 40 mm W x 23 mm HDC3 ~ 32VContinuous22mAIndicator, Internally DrivenNo------
AB2720B
4
AB2720B

Audio Diaphragm Piezo Wire Lead 1500Hz to 2500Hz Audio Indicators & Alerts 2KHz 300 OHMS 45nF BUZZER ELEMENT PIEZO 2KHZ 27MM

pui audio

41281: ¥8.228Piezo BendersAudio Indicators & AlertsCable Rolls / Shrink TubingRoHS Compliant By Exemption2500 Hz1500 to 2500 Hz0.23 mmRollWire LeadFlushDiaphragmPiezo2000 Hz30 V-20°C ~ 70°C27 mm300 Ohm30V p-p45000pF @ 1kHz1.06" Dia (27mm)668-1009AB-Wire-------------------------
AB3526B
4
AB3526B

Audio Diaphragm Piezo Wire Lead 2100Hz to 3100Hz Audio Indicators & Alerts 2.6KHz 300 Ohms 30nF BUZZER ELEMENT PIEZO 2.6KHZ 35MM

pui audio

8711: ¥11.424Piezo BendersAudio Indicators & AlertsCable Rolls / Shrink TubingRoHS Compliant3100 Hz2100 to 3100 Hz0.53 mmRollWire LeadFlushDiaphragmPiezo2.6 kHz +/- 500 Hz30 V-20°C ~ 70°C35 mm300 Ohm30V p-p30000pF @ 1kHz1.38" Dia (35mm)668-1015AB-Wire-------------------------
X-4035-P-FP32-R
2
X-4035-P-FP32-R

Audio Indicator Piezo 32VDC 21mA Solder Lug 3VDC 2300Hz to 3300Hz Panel Mount Audio Indicators & Alerts 2800Hz 95dBA 3-32Vdc BUZZER PIEZO 32VDC 2.8KHZ PANEL

pui audio

681: ¥89.76IndicatorsAudio Indicators & AlertsBulkRoHS Compliant3300 Hz2300 to 3300 Hz48.5 mmBulkSolder LugPanel MountIndicatorPiezo2800 Hz +/- 500 Hz32 Vdc-30°C ~ 80°C-------23 mmPin95 dBAFast Pulse21 mAFast Pulse (Beep)-----40 mm40 mm40 mm40 mm L x 40 mm W x 23 mm HDC3 ~ 32VPulse, Fast21mAIndicator, Internally DrivenNo------
AB1541
4
AB1541

Audio Diaphragm Piezo Wire Lead 3600Hz to 4600Hz Audio Indicators & Alerts 4.1Hz 1000 OHMS 18nF BUZZER ELEMENT PIEZO 4.1KHZ 15MM AB 4,1KHZ 15MM DISC

pui audio

901: ¥9.9736Piezo BendersAudio Indicators & AlertsCable Rolls / Shrink TubingRoHS Compliant By Exemption4600 Hz3600 to 4600 Hz0.2 mmRollWire LeadFlushDiaphragmPiezo4100 Hz +/- 500 Hz15 Vp-p-20°C ~ 60°C15 mm1 kOhm15V p-p8000pF @ 1kHz0.59" Dia (15mm)668-1002AB15 mm-----NORoHS-conformNO y/nNO-20 °C----------------
AB1548B
4
AB1548B

Audio Diaphragm Piezo Wire Lead 4300Hz to 5300Hz Audio Indicators & Alerts 4.1 HZ 2K OHMS 7.5nF BUZZER ELEMENT PIEZO 4.8KHZ 15MM AB 4,8KHZ 15MM DISC

pui audio

1671: ¥10.3558Piezo BendersAudio Indicators & AlertsBulkRoHS Compliant By Exemption5300 Hz4300 to 5300 Hz0.21 mmBulkWire LeadFlushDiaphragmPiezo4800 +/- 500 Hz20 V-20°C ~ 70°C15 mm2 kOhm20V p-p7500pF @ 1kHz0.59" Dia (15mm)668-1003AB15 mmWire----NORoHS-conformNO y/nNO-20 °C----------------
AI-4228-P-CH16-R
AI-4228-P-CH16-R

Audio Indicator Piezo 12VDC 11mA Screw 6VDC 2400Hz to 3400Hz Panel Mount Audio Indicators & Alerts 12VDC 2900Hz 86dBA

pui audio

101: ¥167.688IndicatorsAudio Indicators & AlertsBulkRoHS Compliant3400 Hz2400 to 3400 Hz32.5 mmBulkScrewPanel MountIndicatorPiezo2900 Hz +/- 500 Hz12 Vdc-42.5 mm-------Pin86 dBAChime11 mAChime------42.5 mm42.5 mm42.5 mm L x 42.5 mm W x 32.5 mm H------------
AT-1340-TT-R
AT-1340-TT-R

Audio Transducer Piezo 5Vp-p 3mA Pin 1Vp-p 3500Hz to 4500Hz Through Hole Speakers & Transducers 5 VP-P 3MA 14000PF

pui audio

101: ¥8.84TransducersSpeakers & TransducersBulkRoHS Compliant4500 Hz3500 to 4500 Hz7.2 mmBulkPinThrough HoleTransducerPiezo-5 Vp-p-12.8 mm--------80 dBA------------------------
X-2629-TWT-R
4
X-2629-TWT-R

Audio Indicator Piezo 12VDC 35mA Pin 5VDC 2400Hz to 3400Hz Through Hole Audio Indicators & Alerts 107dBA 2900Hz 12Vdc X-2629 2,9KHZ 26MM THT BUZZER PIEZO 12VDC 25MM PC MNT

pui audio

4161: ¥45.424IndicatorsAudio Indicators & AlertsBulkRoHS Compliant3400 Hz2400 to 3400 Hz22.8 mmBulkPinThrough HoleIndicatorPiezo2900 Hz +/- 500 Hz12 Vdc-40°C ~ 85°C------X26 mm-107 dBAContinuous35 mAContinuousNORoHS-conformYESy/nYES-40°C25 mm25 mm26 mm26 mm L x 25 mm W x 22.8 mm HDC5 ~ 14VContinuous35mAIndicator, Internally DrivenYes19899SIGP2,9KO10 weeks15mm11.5mm
AB1070B
4
AB1070B

Audio Diaphragm Piezo Wire Lead 6400Hz to 7600Hz Audio Indicators & Alerts 7000HZ 1000 OHM AB 7,0KHZ 10MM DISC BUZZER ELEMENT PIEZO 7KHZ 10MM

pui audio

176051: ¥6.936Piezo BendersAudio Indicators & AlertsCable Rolls / Shrink TubingRoHS Compliant By Exemption7600 Hz6400 to 7600 Hz0.12 mmRollWire LeadFlushDiaphragmPiezo7 kHz15 V-20°C ~ 60°C9.9 mm1 kOhm15V p-p10000pF @ 1kHz0.39" Dia (10mm)668-1000AB9.9mm-----NORoHS-conformNOy/nNO-20°C----------200200SIGM7,0KO10 weeks--
AB1560B
2
AB1560B

Audio Diaphragm Piezo Wire Lead 5500Hz to 6500Hz Audio Indicators & Alerts BRASS 6000HZ BUZZER ELEMENT PIEZO 6KHZ 15MM AB 6,0KHZ 15MM DISC

pui audio

1701: ¥9.9736Piezo BendersAudio Indicators & AlertsCable Rolls / Shrink TubingRoHS Compliant By Exemption6500 Hz5500 to 6500 Hz0.21 mmRollWire LeadFlushDiaphragmPiezo6 kHz--20°C ~ 80°C15 mm300 Ohm15V p-p12000pF @ 1kHz0.59" Dia (15mm)-MEMBRANE15 mm-----NORoHS-conformNO y/nNO-20 °C----------------
AB2025B
4
AB2025B

Audio Diaphragm Piezo Wire Lead 2200Hz to 2800Hz Audio Indicators & Alerts 20MM DIA 2.5KHZ BUZZER ELEMENT PIEZO 2.5KHZ 20MM

pui audio

2281: ¥10.3558Piezo BendersAudio Indicators & AlertsCable Rolls / Shrink TubingRoHS Compliant By Exemption2800 Hz2200 to 2800 Hz0.1 mmRollWire LeadFlushDiaphragmPiezo2.5 kHz30 V-20°C ~ 60°C20 mm500 Ohm30V p-p80000pF @ 1kHz0.79" Dia (20mm)668-1004----------------------------
AB2036AF
4
AB2036AF

Audio Diaphragm Piezo Wire Lead 3200Hz to 4200Hz Audio Indicators & Alerts 3.6KHz 500 Ohms 20nF BUZZER ELEMENT PIEZO 3.7KHZ 20MM

pui audio

2041: ¥6.936Piezo BendersAudio Indicators & AlertsCable Rolls / Shrink TubingRoHS Compliant By Exemption4200 Hz3200 to 4200 Hz0.21 mmRollWire LeadFlushDiaphragmPiezo3700 Hz +/- 500 Hz30 Vp-p-20°C ~ 70°C20 mm500 Ohm30V p-p20000pF @ 1kHz0.79" Dia (20mm)668-1005AB---------------------------
AB4113B
3
AB4113B

Audio Diaphragm Piezo Wire Lead 800Hz to 1300Hz Audio Indicators & Alerts 30VP-P 1300HZ BUZZER ELEMENT PIEZO 1.3KHZ 41MM

pui audio

1601: ¥14.56Piezo BendersAudio Indicators & AlertsCable Rolls / Shrink TubingRoHS Compliant By Exemption1800 Hz800 to 1300 Hz0.4 mmRollWire LeadFlushDiaphragmPiezo1.3 kHz30 V-20°C ~ 60°C41 mm200 Ohm30V p-p150000pF @ 1kHz1.61" Dia (41mm)668-1017----------------------------
AB4141B
2
AB4141B

Audio Diaphragm Piezo Wire Lead 3600Hz to 4600Hz Audio Indicators & Alerts 4100HZ 1000OHM BUZZER ELEMENT PIEZO 4.1KHZ 41MM

pui audio

101: ¥11.424Piezo BendersAudio Indicators & AlertsCable Rolls / Shrink TubingRoHS Compliant By Exemption4600 Hz3600 to 4600 Hz0.32 mmRollWire LeadFlushDiaphragmPiezo4.1 kHz--20°C ~ 60°C41 mm1 kOhm30V p-p100000pF @ 1kHz1.61" Dia (41mm)-----------------------------
AI-2304-TT-12V-R
AI-2304-TT-12V-R

Audio Indicator Electromagnetic 12VDC 25mA Pin 9VDC 300Hz to 500Hz Through Hole Audio Indicators & Alerts 77 dBA 12VDC 400hZ

pui audio

10605: ¥25.16IndicatorsAudio Indicators & AlertsBulkRoHS Compliant500 Hz300 to 500 Hz14 mmBulkPinThrough HoleIndicatorElectromagnetic-12 Vdc--------22.5 mmPin81 dBAContinuous25 mAContinuous-----17 mm---------------
SMT-0827-TW-3V-R
SMT-0827-TW-3V-R

Audio Transducer Electromagnetic 3.6Vp-p 70mA Solder Pad 2Vp-p 2530Hz to 2930Hz Surface Mount Speakers & Transducers SMD TRANSDUCER 3.6VP-P 70MA

pui audio

10360: ¥16.932TransducersSpeakers & TransducersTape & ReelRoHS Compliant2930 Hz2530 to 2930 Hz5.5 mmReelSolder PadSurface MountTransducerElectromagnetic-3.6 Vp-p--------8.5 mm-85 dBA------------------------
AB1290B
4
AB1290B

Audio Diaphragm Piezo Wire Lead 8500Hz to 9500Hz Audio Indicators & Alerts 9000HZ 500 OHM BUZZER ELEMENT PIEZO 9KHZ 12MM

pui audio

10871: ¥10.5881Piezo BendersAudio Indicators & AlertsCable Rolls / Shrink TubingRoHS Compliant By Exemption9500 Hz8500 to 9500 Hz0.21 mmRollWire LeadFlushDiaphragmPiezo9 kHz30 V-20°C ~ 60°C12 mm500 Ohm30V p-p8000pF @ 1kHz0.47" Dia (12mm)668-1001----------------------------
AB2065B
4
AB2065B

Audio Diaphragm Piezo Wire Lead 6200Hz to 6800Hz Audio Indicators & Alerts 6.5KHz 300 OHMS 12nF BUZZER ELEMENT PIEZO 6.5KHZ 20MM

pui audio

5041: ¥6.936Piezo BendersAudio Indicators & AlertsCable Rolls / Shrink TubingRoHS Compliant By Exemption6800 Hz6200 to 6800 Hz0.42 mmRollWire LeadFlushDiaphragmPiezo6500 Hz30 V-20°C ~ 60°C20 mm500 Ohm30V p-p14000pF @ 1kHz0.79" Dia (20mm)668-1007AB-Wire-------------------------
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