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PAM8302AADCR
+BOMIC AMP CLASS D MONO 2.5W 8SOP
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メーカーアナログ・デバイセズ
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メーカー品番 #PAM8302AADCR
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データシート PAM8302AADCR DataSheet
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パッケージ SOIC-8
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在庫状況4963
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Class D |
| OutputType | 1-Channel (Mono) |
| MaxOutputPowerxChannels@Load | 2.5W x 1 @ 4Ohm |
| Voltage-Supply | 2V ~ 5.5V |
| Features | Depop, Short-Circuit and Thermal Protection |
| MountingType | Surface Mount |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| SupplierDevicePackage | 8-SOP |
概要
Description
Key features include a high signal-to-noise ratio, low electromagnetic interference due to its filterless design, and a simple BTL (Bridge-Tied Load) configuration. The PAM8302AADCR is commonly used in devices such as smartphones, tablets, portable speakers, and other consumer electronics where space and power efficiency are critical. Its minimal external component requirements further facilitate easy integration into compact designs. The device is available in a compact SOT-23-6 package, making it convenient for space-constrained applications.
Equivalent
1. TPA2012D2 - Texas Instruments
2. MAX98357A - Maxim Integrated
3. TDA7491P - STMicroelectronics
4. TS4990 - STMicroelectronics
These alternatives offer similar functionalities such as low power consumption, efficiency, and are suitable for portable audio applications. Always verify the specific requirements and specifications to ensure compatibility with your application.
Features
1. Output Power: Capable of delivering up to 2.5W of output power into a 4Ω load with a 10% total harmonic distortion (THD).
2. Efficiency: High efficiency up to 90%, which helps in reducing heat generation and power consumption.
3. Wide Supply Voltage Range: Operates over a supply voltage range from 2.5V to 5.5V.
4. Low Quiescent Current: Low power consumption during idle state for energy efficiency.
5. Thermal Shutdown: Includes protection features like thermal shutdown to prevent damage from overheating.
6. Short Circuit Protection: Protects the device from output short circuits to ground or supply.
7. Compact Package: Available in small footprint packages, like the SOT-23-6, for space-constrained applications.
8. Minimal External Components: Designed to operate with minimal external components, simplifying the circuit design.
These features make the PAM8302AADCR suitable for portable and battery-powered audio applications.
Pinout
Here is a brief description of its pin functions:
1. IN+ (Pin 1): Non-inverting audio input.
2. IN- (Pin 2): Inverting audio input.
3. SHDN (Pin 3): Shutdown pin for enabling or disabling the amplifier.
4. GND (Pin 4): Ground connection.
5. VO- (Pin 5): Negative output for the speaker connection.
6. VO+ (Pin 6): Positive output for the speaker connection.
7. VDD (Pin 7): Supply voltage pin.
8. NC (Pin 8): No connection, often left floating.
The PAM8302AADCR is designed to deliver audio output with low distortion and high efficiency, making it a popular choice for portable audio devices and other applications where battery life is a concern.
Manufacturer
Application
1. Portable Audio Devices: Used in products like MP3 players, portable speakers, and radios due to its low power consumption and small footprint.
2. Consumer Electronics: Integrated into televisions, set-top boxes, and soundbars for efficient audio amplification.
3. Smart Home Devices: Suitable for smart speakers and other IoT devices requiring audio output.
4. Toys and Educational Devices: Provides audio capabilities in electronic toys and learning gadgets.
5. Communication Devices: Applied in intercoms and conference phones for clear audio transmission.
Its efficient performance makes it ideal for battery-powered devices.