SFM-27 Electronic Buzzer DC3-24V
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The SFM-27 is an electronic buzzer designed to operate within a wide voltage range of DC 3V to 24V. It is a versatile and reliable component commonly used in electronic devices for audible alerts and notifications. The SFM-27 features a simple design, ease of installation, and a robust build, making it suitable for various applications in consumer electronics, industrial equipment, and automotive systems.
Key Features:
- Operating Voltage: 3V to 24V DC
- Sound Output: Loud and clear tone for effective alerts
- Design: Compact and lightweight for easy integration into electronic circuits
- Mounting: PCB mountable or can be integrated into device enclosures
- Durability: Made from high-quality materials for long-lasting performance
- Model: SFM-27
- Operating Voltage Range: 3V to 24V DC
- Current Consumption: Typically 10mA to 30mA depending on voltage
- Sound Pressure Level: 85 dB at 12V DC, 10cm distance
- Tone Frequency: 3,000 ± 500 Hz
- Operating Temperature: -20°C to +60°C (-4°F to 140°F)
- Dimensions: Diameter 27mm, Height 15mm
- Weight: Approximately 10g
- Material: ABS plastic casing
- Connector Type: Solder terminals or wire leads
- Consumer Electronics: Used in devices like alarm clocks, timers, and household appliances for audible alerts.
- Industrial Equipment: Provides audible warnings and status notifications in machinery and control panels.
- Automotive Systems: Used in vehicles for alerts such as seatbelt reminders and turn signals.
- DIY Projects: Ideal for hobbyists and makers for use in custom electronics projects.
- Security Systems: Incorporated into alarms and security devices for intrusion alerts.
Technical Specifications:
- Logic Family: CMOS
- Number of Channels: 3
- Switch Configuration: Single-Pole Double-Throw (SPDT)
- Supply Voltage Range: 3V to 15V
- “ON” Resistance (R_ON): 125Ω typical at V_DD = 10V
- “OFF” Leakage Current (I_OFF): ±100pA typical at V_DD = 10V
- Control Input Voltage (V_IH): 0.7 V_DD min, 0.3 V_DD max
- Maximum Operating Frequency: 40 MHz at V_DD = 10V
Applications:
- Signal routing and switching
- Analog and digital multiplexing
- Audio and video signal processing
- Data acquisition systems
- Test equipment