SSM2518CPZ

The SSM2518CPZ is a mono Class-D audio amplifier with digital input and a comprehensive feature set, making it ideal for a wide range of portable and consumer audio applications. It features high efficiency, low quiescent current, and a low-power shutdown mode, making it suitable for battery-powered devices.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• FLTDN: Fault Detection and Flag Output
• PGND: Power Ground
• SHDN: Shutdown Pin
• VDD: Power Supply
• VREG: Voltage Regulator Output
• OUT+: Speaker Output Positive Terminal
• OUT-: Speaker Output Negative Terminal
• MODE: Mode Selection Pin
• SCL: Control Interface Clock Input
• SDA: Control Interface Data Input
• FLT: Fault Flag Output
• PGND: Power Ground
• AVDD: Analog Power Supply

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the SSM2518CPZ IC for a visual representation.

Key Features

• Digital Input: Features a digital input interface, allowing direct connection to digital audio sources.
• Low Quiescent Current: Consumes minimal idle current, optimizing power efficiency for battery-powered devices.
• High Efficiency: Class-D operation provides high efficiency audio amplification, reducing power dissipation.
• Comprehensive Protection: Includes comprehensive protection features such as overcurrent, undervoltage, and overtemperature protection.
• Shutdown Mode: Offers a low-power shutdown mode, extending battery life in portable applications.
• Compact Package: Available in a compact and thermally efficient 24-lead LFCSP package.

Note: For detailed technical specifications, please refer to the SSM2518CPZ datasheet.

Application

• Portable Audio Devices: Ideal for use in portable audio devices such as Bluetooth speakers, headphones, and portable media players.
• Consumer Electronics: Suitable for integration into consumer electronics products including soundbars, home theater systems, and multimedia monitors.
• Automotive Audio: Can be used in automotive audio systems to provide high-quality amplified audio output.

Functionality

The SSM2518CPZ is a high-efficiency mono Class-D audio amplifier designed to provide amplified audio output for digital audio sources. It integrates comprehensive protection and low-power modes, making it suitable for various portable and consumer audio applications.

Usage Guide

• Power Supply: Connect VDD (Pin 4) and AVDD (Pin 12) to the respective power supplies as per the recommended operating conditions.
• Input Connection: Connect the digital audio input to the SDA (Pin 10) and SCL (Pin 9) pins for interfacing with digital audio sources.
• Speaker Connection: Connect the OUT+ (Pin 6) and OUT- (Pin 7) pins to the speaker's positive and negative terminals, respectively.
• Shutdown Control: Use the SHDN (Pin 3) to enable or disable the device's low-power shutdown mode as needed.

Frequently Asked Questions

Q: Can the SSM2518CPZ be used with digital audio sources?
A: Yes, the SSM2518CPZ features a digital input interface, allowing direct connection to digital audio sources.

Q: What is the recommended power supply voltage for the SSM2518CPZ?
A: The SSM2518CPZ operates with a recommended power supply voltage as detailed in the datasheet, typically within the range of 2.7V to 5.5V.