97ULP844AH

Overview

• Category: Electronic Component
• Use: Power Amplifier
• Characteristics: High Efficiency, Low Power Consumption
• Package: SMD (Surface Mount Device)
• Essence: Integrated Circuit
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications and Parameters

• Supply Voltage: 3.3V
• Operating Temperature: -40°C to +85°C
• Output Power: 2W
• Frequency Range: 20Hz to 20kHz
• Gain: 30dB
• Distortion: <0.1%
• Input Impedance: 10kΩ
• Output Impedance: 8Ω

Pin Configuration

The 97ULP844AH has a total of 8 pins arranged as follows:

Pin 1: VCC Pin 2: GND Pin 3: IN- Pin 4: IN+ Pin 5: OUT Pin 6: NC Pin 7: NC Pin 8: NC

Functional Characteristics

• High efficiency power amplification
• Low power consumption
• Wide frequency response range
• Low distortion output
• Stable performance under varying load conditions

Advantages

• Compact size and lightweight
• Easy to integrate into various electronic devices
• Suitable for battery-powered applications
• Provides high-quality audio output
• Cost-effective solution for audio amplification needs

Disadvantages

• Limited output power compared to higher wattage amplifiers
• Not suitable for high-power audio systems
• Requires proper heat dissipation for optimal performance

Applicable Range of Products

• Portable audio devices
• Bluetooth speakers
• Headphone amplifiers
• Small-scale audio systems

Working Principles

The 97ULP844AH is a class D power amplifier that utilizes pulse width modulation (PWM) to amplify audio signals. It converts the input analog audio signal into a digital PWM signal, which is then amplified and filtered to produce the final audio output.

Detailed Application Field Plans

• Integration into portable music players for enhanced audio performance
• Incorporation into wireless audio systems for improved sound quality
• Implementation in automotive audio systems for efficient power utilization

Detailed Alternative Models

• 97ULP844BH: Higher output power variant
• 97ULP844CH: Lower power consumption variant
• 97ULP844DH: Extended temperature range variant

5 Common Technical Questions and Answers

1. Q: What is the maximum supply voltage for the 97ULP844AH? A: The maximum supply voltage is 3.6V.

2. Q: Can the 97ULP844AH drive speakers with an impedance lower than 8Ω? A: No, it is recommended to use speakers with an impedance of 8Ω or higher.

3. Q: Is the 97ULP844AH suitable for battery-powered applications? A: Yes, its low power consumption makes it ideal for battery-powered devices.

4. Q: Can the 97ULP844AH operate in high-temperature environments? A: Yes, it can operate within the temperature range of -40°C to +85°C.

5. Q: Does the 97ULP844AH require external heat sinks? A: It is recommended to provide proper heat dissipation, especially when operating at high output power levels.

This encyclopedia entry provides detailed information about the 97ULP844AH power amplifier, including its specifications, pin configuration, functional characteristics, advantages, disadvantages, applicable range of products, working principles, application field plans, alternative models, and common technical questions and answers.