MAX9768BETG+
Packaged in a 24-pin TQFN EP tube
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製造商零件號 # : MAX9768BETG+
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包裝/封裝: TQFN-24
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製造商: Analog Devices
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產品分類 : Audio Amplifiers
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MAX9768BETG+ 數據表
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詳細說明
主要特徵
- This product offers high-quality sound with minimal distortion
- and fast response time making it suitable for various applications
- such as automotive or medical devices
應用
- Integrated volume control
- Low power consumption
- Great for portable speakers
規格
以下是所選零件的基本參數,涉及零件的特性及其所屬類別。
Product Category ! | Audio Amplifiers | RoHS | Details |
Series | MAX9768 | Product | Audio Amplifiers |
Class | Class-D | Output Power ! | 10 W |
Mounting Style | SMD/SMT | Type | 1-Channel Mono |
Package / Case | TQFN-24 | Audio - Load Impedance | 8 Ohms |
THD plus Noise | 0.08 % | Supply Voltage - Max | 14 V |
Supply Voltage - Min | 4.5 V | Minimum Operating Temperature | - 40 C |
Maximum Operating Temperature ! | + 85 C | Brand | Analog Devices / Maxim Integrated |
Description/Function | Speaker | Development Kit | MAX9768EVKIT+ |
Dual Supply Voltage | 3 V, 5 V, 9 V, 12 V | GBP - Gain Bandwidth Product | 1.8 MHz |
Height | 0.73 mm | Input Type | Single |
Length | 4 mm | Maximum Dual Supply Voltage | 3.6 V, 4.5 V |
Minimum Dual Supply Voltage | 2.7 V, 4.5 V | Number of Channels | 1 Channel |
Operating Supply Current | 7 mA | Operating Supply Voltage ! | 4.5 V to 14 V |
Output Signal Type | Differential | Output Type | 1-Channel Mono |
Pd - Power Dissipation | 2.22 W | Product Type ! | Audio Amplifiers |
PSRR - Power Supply Rejection Ratio | 77 dB | Factory Pack Quantity | 75 |
Subcategory | Audio ICs | Supply Type | Dual |
Width | 4 mm | Part # Aliases | MAX9768 |
Unit Weight | 0.001764 oz |
常見問題解答
What is MAX9768BETG+?
The MAX9768BETG+ is a stereo, filterless, digital pulse-width modulation (PWM) power amplifier designed by Maxim Integrated. It is ideal for driving speakers in portable devices, wireless speakers, and audio systems, delivering high-quality audio output with minimal external components.
How Does MAX9768BETG+ Work?
The MAX9768BETG+ works by converting digital audio signals into amplified analog output for driving speakers. It utilizes a digital PWM architecture with integrated filtering to generate audio amplification directly from the digital input, eliminating the need for external output filters and simplifying system design. The amplifier features protection circuitry and thermal shutdown to ensure safe and reliable operation.
How Many Pins does MAX9768BETG+ have and What are the Functions of the Pinout Configuration?
The MAX9768BETG+ is housed in a 24-pin TQFN (Thin Quad Flat No-Lead) package. The pinout configuration includes:
- IN1P, IN1N: Positive and negative inputs for channel 1.
- IN2P, IN2N: Positive and negative inputs for channel 2.
- OUT1, OUT1P, OUT1N: Output and positive/negative output pins for channel 1.
- OUT2, OUT2P, OUT2N: Output and positive/negative output pins for channel 2.
- SD, GAIN, BTL, MODE: Control and configuration pins.
- SHDN, MUTE: Shutdown and mute control pins.
- PGND, DGND: Power and digital ground pins.
- EP, Exposed Pad: Thermal pad for heat dissipation.
What are the Pros and Cons of MAX9768BETG+?
Pros:
- Filterless Design: Eliminates the need for external output filters, reducing system complexity and cost.
- High Efficiency: Operates with high efficiency, suitable for battery-powered applications.
- Integrated Protection: Features built-in protection circuitry for overtemperature and overcurrent conditions.
- Compact Package: The TQFN package offers a space-saving and thermally efficient solution.
- Flexible Control: Provides options for shutdown, gain control, and mode selection.
Cons:
- EMI Considerations: Filterless amplifiers may require additional attention to electromagnetic interference (EMI) suppression.
- Output Power Limitation: May not be suitable for high-power audio applications.
- Thermal Management: Proper thermal design is necessary for maintaining safe operating temperatures.
Are There Any Equivalents/Alternatives to MAX9768BETG+ for Recommendation?
- The TPA3116D2 from Texas Instruments is a comparable digital PWM amplifier with similar features.
- Alternatives to the MAX9768BETG+ include the STA339BW from STMicroelectronics and the PAM8403 from Diodes Incorporated.
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