TPA6017A2PWP

Overview

Category: Integrated Circuit (IC)

Use: Audio Amplifier

Characteristics: - Mono Class-D audio amplifier - Wide supply voltage range: 2.5V to 5.5V - Low quiescent current consumption: 1.6mA (typical) - High efficiency: up to 90% - Small package size: 20-pin HTSSOP - Essence: Provides high-quality audio amplification in a compact and efficient design. - Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Output Power: Up to 3W into 4Ω at 5V supply voltage
• Total Harmonic Distortion + Noise (THD+N): 0.1% (typical) at 1W output power
• Signal-to-Noise Ratio (SNR): 95dB (typical)
• Supply Voltage Range: 2.5V to 5.5V
• Operating Temperature Range: -40°C to 85°C

Pin Configuration

The TPA6017A2PWP has a 20-pin HTSSOP package with the following pin configuration:

Pin Number | Pin Name | Description -----------|----------|------------ 1 | SD | Shutdown control input 2 | IN- | Negative differential audio input 3 | IN+ | Positive differential audio input 4 | GND | Ground 5 | VDD | Positive supply voltage 6 | BP | Bypass capacitor connection for internal bias voltage 7 | BYP | Bypass capacitor connection for internal bias voltage 8 | OUT | Speaker output 9 | GND | Ground 10 | GND | Ground 11 | GND | Ground 12 | GND | Ground 13 | GND | Ground 14 | GND | Ground 15 | GND | Ground 16 | GND | Ground 17 | GND | Ground 18 | GND | Ground 19 | GND | Ground 20 | VDD | Positive supply voltage

Functional Features

• Shutdown control input for power management
• Differential audio inputs for improved noise rejection
• High efficiency Class-D amplifier design
• Low quiescent current consumption for power-saving operation
• Bypass capacitor connections for internal bias voltage stability
• Speaker output for direct connection to a speaker

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows for flexibility in power source selection. - High efficiency results in reduced power consumption and longer battery life. - Small package size enables compact and space-efficient designs. - Low quiescent current consumption minimizes power wastage during idle periods.

Disadvantages: - Limited output power compared to larger audio amplifiers. - Mono configuration may not be suitable for stereo applications.

Working Principles

The TPA6017A2PWP is a mono Class-D audio amplifier that utilizes pulse-width modulation (PWM) to amplify audio signals. It operates by rapidly switching the output stage between two states, allowing it to efficiently drive the speaker with minimal power loss. The differential audio inputs provide improved noise rejection, resulting in cleaner audio output. The shutdown control input allows for power management, enabling the amplifier to be turned off when not in use, further reducing power consumption.

Detailed Application Field Plans

The TPA6017A2PWP is well-suited for various portable audio applications, including:

1. Mobile phones and smartphones
2. Portable media players
3. Tablets and laptops
4. Bluetooth speakers
5. Gaming devices
6. Personal audio devices

Its compact size, low power consumption, and high efficiency make it an ideal choice for these applications, where space and battery life are crucial factors.

Detailed and Complete Alternative Models

1. TPA6017A2PWP: Mono Class-D audio amplifier with 3W output power.
2. TPA6017B2PWP: Stereo Class-D audio amplifier with 2x 1.5W output power.
3. TPA6017C2PWP: Mono Class-D audio amplifier with 1.5W output power.

These alternative models offer different power outputs and configurations to suit various audio amplification requirements.