DRV604PWPR Integrated Circuits (ICs)

Series:	DirectPath™
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Class AB
Output Type:	2-Channel (Stereo) with Stereo Headphones
Max Output Power x Channels @ Load:	40mW x 2 @ 32 Ohm
Voltage - Supply:	3 V ~ 3.7 V
Features:	Depop, Differential Inputs, Short-Circuit and Thermal Protection, Shutdown
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Supplier Device Package:	28-HTSSOP
Package / Case:	28-TSSOP (0.173", 4.40mm Width) Exposed Pad
Base Part Number:	DRV604

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DRV604PWPR Application Field and Working Principle

The DRV604PWPR is a dual-channel, Class D, linear audio amplifier and driver from Texas Instruments. It can be used in multiple automotive, home audio, and consumer entertainment applications. This amplifier features advanced circuitry and features such as high efficiency, low distortion, low power consumption and stable power output over temperature.

Application Field

The DRV604PWPR is an ideal solution for consumer applications that require low power consumption and high-performance audio. It is especially suited for car audio systems, home audio systems, hi-fi systems, digital systems and sound reinforcement systems. The power output of the amplifier is stable over temperature, providing efficient use of energy and conserving battery life. It is ideal for powering mid to high-powered Studio Monitors and Reproduction Speakers.

Working Principle

The DRV604PWPR consists of dual-channel, Class D amplifier circuitry based on Linear Technology\'s advanced amplifier technology. It utilizes a current-mode switching architecture to achieve superior performance and lower power consumption with less distortion and minimal heat dissipation. This high efficiency and low distortion is achieved through a combination of a low-noise switched-capacitor power supply, current-mode modulation and an advanced low-noise output section.The current-mode operation of the DRV604PWPR amplifier helps to minimize power consumption and distortion. It employs a control loop that manages the output voltage, controlling the output current by controlling the power supply. The output current is then modulated to achieve a desired waveform. The amplifier\'s advanced output section features low noise, low distortion, and high linearity. The power output of the amplifier is capable of delivering up to 2W/Channell. With these features, the DRV604PWPR is an ideal solution for a range of consumer audio applications. It can also be used in automotive and home audio applications, providing excellent sound, high efficiency, and low power consumption.

Conclusion

The DRV604PWPR is a dual-channel, Class D linear audio amplifier and driver developed by Texas Instruments. It utilizes advanced circuitry, such as current-mode switching architecture, to achieve superior performance with low distortion and low power consumption. The amplifier is ideal for car audio, home audio, hi-fi systems, digital systems and sound reinforcement systems, and is capable of up to 2W/Channel power output. With its low-noise switching-capacitor power supply, low-noise output section, and current-mode operation, the DRV604PWPR is an excellent choice for a range of consumer audio applications.

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