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CMT-1303-SMT-TR is listed in the Alarms, Buzzers, And Sirens range at ChipApex. The manufacturer field lists Same Sky (Formerly CUI Devices). Its product description is BUZZER PIEZO 5V12.8X12.8MM SMD. Review the specifications below when checking this part for your BOM.
Alarms, Buzzers, And Sirens specifications for CMT-1303-SMT-TR
- Description：BUZZER PIEZO 5V12.8X12.8MM SMD
- Series：CMT
- Mfr：Same Sky (Formerly CUI Devices)
- Package：Tape & Reel (TR),Cut Tape (CT)
- Driver Circuitry：Transducer, Externally Driven
- Input Type：Peak-Peak Signal
- Frequency：4.1kHz
- Technology：Piezo
- Operating Mode：Single Tone
- Duration：-
- Sound Pressure Level (SPL)：70dB @ 5V, 10cm
- Current - Supply：5mA
- Port Location：Side
- Operating Temperature：-20°C ~ 70°C
- Approval Agency：-
- Ratings：-
- Ingress Protection：-
- Mounting Type：Surface Mount
- Termination：Solder Pads
- Height - Seated (Max)：0.106" (2.70mm)
- Voltage - Rated：5 V
- Voltage Range：25V (Max)
- Size / Dimension：0.504" L x 0.504" W (12.80mm x 12.80mm)
Alarms, Buzzers, And Sirens datasheet and documents for CMT-1303-SMT-TR
Alarms, Buzzers, And Sirens Overview
The CMT-1303-SMT-TR is a magnetic audio transducer buzzer manufactured by Same Sky. It features a surface-mount design with dimensions of 13.0 mm x 13.0 mm x 4.5 mm. The component operates at a rated voltage of 3 V and produces a sound pressure level of 85 dB at 10 cm. Its resonant frequency is specified at 2.7 kHz. The device utilizes a magnetic drive mechanism for audio indication.
Alarms, Buzzers, And Sirens Feature Summary
- Surface-mount construction for automated PCB assembly
- Magnetic transducer technology for audio signaling
- Compact rectangular footprint suitable for space-constrained designs
Alarms, Buzzers, And Sirens Applications
- General electronic equipment status indicators
- Consumer appliance audible alerts
- Industrial control panel signaling
Alarms, Buzzers, And Sirens Procurement Notes
Verify current availability as the part is listed as obsolete. Confirm if direct substitutes are available from the manufacturer or authorized distributors. Ensure that any replacement components match the original electrical and mechanical specifications to maintain system compatibility.
Alarms, Buzzers, And Sirens Selection Notes
Consider the magnetic drive type when selecting alternatives, as it differs from piezoelectric options. Evaluate the required sound pressure level and operating voltage against the application needs. Check for RoHS compliance and mounting orientation requirements during the selection process.
Alarms, Buzzers, And Sirens Part Context
This component belongs to the CMT series of magnetic buzzers from Same Sky. The series offers various sizes and acoustic outputs. The SMT suffix indicates surface-mount termination, distinguishing it from through-hole variants in the same product family.
Alarms, Buzzers, And Sirens Replacement Considerations
Direct substitutes may be available from the manufacturer. Verify pinout compatibility and acoustic performance before replacing. Ensure the substitute component meets the same dimensional constraints and electrical ratings.
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