TPA701D
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Texas Instruments TPA701D

Manufacturer No:
TPA701D
Manufacturer:
Texas Instruments
Package:
Tube
Description:
IC AMP CLASS AB MONO 700MW 8SOIC
Delivery:
Payment:
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Product Introduction

Overview

The TPA701D is a high-performance audio amplifier produced by Texas Instruments, designed for portable and consumer electronics applications. This compact and efficient Class-D amplifier delivers superior audio quality with minimal power consumption, making it ideal for battery-powered devices. Its market positioning targets manufacturers of smartphones, tablets, portable speakers, and other audio-enabled gadgets. The TPA701D stands out for its low distortion, high efficiency, and integrated protection features, offering a competitive edge in the crowded audio amplifier market.

Key Specifications

ParameterValueUnitNotes
Output Power1.1Wat 8Ω, 5V
Supply Voltage2.5 - 5.5V
THD+N0.1%at 1W, 1kHz
Efficiency85%at 1W
Operating Temperature-40 to 85°C
PackageWCSP9-ball
Shutdown Current0.01µA
PSRR70dBat 217Hz
Gain6dBFixed
Sampling Rate300kHz

Key Features

  • High Efficiency: Achieves up to 85% efficiency, extending battery life in portable devices.
  • Low Distortion: THD+N as low as 0.1% ensures high-fidelity audio output.
  • Compact Size: 9-ball WCSP package saves PCB space.
  • Integrated Protection: Includes thermal and short-circuit protection for reliable operation.
  • Low Power Consumption: Ultra-low shutdown current minimizes power usage when idle.

Applications

The TPA701D is widely used in portable audio applications, including smartphones, tablets, portable speakers, and wearable devices. Its high efficiency and compact design make it particularly suitable for battery-powered gadgets. Additionally, it is employed in consumer electronics such as gaming headsets, Bluetooth speakers, and other audio peripherals where space and power efficiency are critical. The amplifier's robust performance and protection features also make it a reliable choice for industrial audio systems and automotive infotainment systems.

Q & A

1. What is the output power of the TPA701D?

The TPA701D delivers up to 1.1W of output power into an 8Ω load at 5V.

2. What is the operating voltage range?

The amplifier operates from 2.5V to 5.5V.

3. How efficient is the TPA701D?

It achieves up to 85% efficiency at 1W output.

4. What is the THD+N of the TPA701D?

The total harmonic distortion plus noise is 0.1% at 1W and 1kHz.

5. What package does the TPA701D use?

It comes in a 9-ball WCSP package.

6. Does the TPA701D have protection features?

Yes, it includes thermal and short-circuit protection.

7. What is the shutdown current?

The shutdown current is as low as 0.01µA.

8. What is the gain of the amplifier?

The gain is fixed at 6dB.

9. What is the PSRR of the TPA701D?

The power supply rejection ratio is 70dB at 217Hz.

10. What are typical applications for the TPA701D?

It is used in smartphones, tablets, portable speakers, and wearable devices.

Product Attributes

Type:Class AB
Output Type:1-Channel (Mono)
Max Output Power x Channels @ Load:700mW x 1 @ 8Ohm
Voltage - Supply:2.5V ~ 5.5V
Features:Short-Circuit and Thermal Protection, Shutdown
Mounting Type:Surface Mount
Operating Temperature:-40°C ~ 85°C (TA)
Supplier Device Package:8-SOIC
Package / Case:8-SOIC (0.154", 3.90mm Width)
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Similar Products

Part Number TPA701D TPA731D TPA721D TPA701DR TPA741D TPA711D TPA751D
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Product Status Active Active Active Active Active Active Active
Type Class AB Class AB Class AB Class AB Class AB Class AB Class AB
Output Type 1-Channel (Mono) 1-Channel (Mono) 1-Channel (Mono) 1-Channel (Mono) 1-Channel (Mono) 1-Channel (Mono) 1-Channel (Mono)
Max Output Power x Channels @ Load 700mW x 1 @ 8Ohm 700mW x 1 @ 8Ohm 700mW x 1 @ 8Ohm 700mW x 1 @ 8Ohm 700mW x 1 @ 8Ohm 700mW x 1 @ 8Ohm 700mW x 1 @ 8Ohm
Voltage - Supply 2.5V ~ 5.5V 2.5V ~ 5.5V 2.5V ~ 5.5V 2.5V ~ 5.5V 2.5V ~ 5.5V 2.5V ~ 5.5V 2.5V ~ 5.5V
Features Short-Circuit and Thermal Protection, Shutdown Differential Inputs, Short-Circuit and Thermal Protection, Shutdown Depop, Short-Circuit and Thermal Protection, Shutdown Short-Circuit and Thermal Protection, Shutdown Depop, Differential Inputs, Short-Circuit and Thermal Protection, Shutdown Depop, Short-Circuit and Thermal Protection, Shutdown Differential Inputs, Short-Circuit and Thermal Protection, Shutdown
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Supplier Device Package 8-SOIC 8-SOIC 8-SOIC 8-SOIC 8-SOIC 8-SOIC 8-SOIC
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width)

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