TDA2003AV
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STMicroelectronics TDA2003AV

Manufacturer No:
TDA2003AV
Manufacturer:
STMicroelectronics
Package:
Tube
Description:
IC AMP AB MONO 12W 5PENTAWATT
Delivery:
Payment:
iso14001
iso45001
iso9001
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Product Introduction

Overview

The TDA2003AV, produced by STMicroelectronics, is a 10W car radio audio amplifier designed for high-performance audio applications. It is an improved version of the TDA2002, offering pin-to-pin compatibility and enhanced features. The amplifier is known for its low harmonic and crossover distortion, ensuring high-quality audio output. It also features a minimal number of external components, ease of assembly, and significant cost and space savings.

Key Specifications

Parameter Value Unit
Peak Supply Voltage (50 ms) 40 V
DC Supply Voltage 28 V
Operating Supply Voltage 18 V
Output Peak Current (Non-Repetitive) 4.5 A
Output Peak Current (Repetitive) 3.5 A
Power Dissipation at Tcase = 90 °C 20 W
Storage and Junction Temperature -40 to 150 °C
Thermal Resistance Junction-to-Case 3 °C/W
Output Power (RL = 4 Ω, d = 10%, f = 1 kHz) 9 W
Input Sensitivity (f = 1 kHz, RL = 4 Ω, Po = 0.5 W) 14 mV
Frequency Response (-3 dB) 40 to 15,000 Hz
Distortion (f = 1 kHz, RL = 4 Ω, Po = 0.05 to 4.5 W) 0.15 %
Input Resistance (f = 1 kHz) 70 to 150
Voltage Gain (Open Loop, f = 1 kHz) 80 dB
Voltage Gain (Closed Loop, f = 1 kHz, RL = 4 Ω) 39.3 to 40.3 dB
Efficiency (f = 1 kHz, RL = 4 Ω, Po = 6 W) 69 %
Supply Voltage Rejection (f = 100 Hz, Vripple = 0.5 V, Rg = 10 kΩ, RL = 4 Ω) 30 to 36 dB

Key Features

  • High Output Current: Up to 3.5 A with very low harmonic and crossover distortion.
  • Built-in Protection Systems: Includes DC and AC short-circuit protection, thermal limiting circuit, load dump voltage surge protection up to 40 V, and protection diodes for open ground conditions.
  • Low Number of External Components: Simplifies the design and reduces the overall cost and space requirements.
  • Ease of Assembly: Designed for easy integration into various audio systems.
  • High Efficiency: Achieves efficiency of up to 69% at specific operating conditions.
  • Wide Operating Temperature Range: Operates from -40°C to 150°C, making it suitable for various environmental conditions.
  • Advanced Diagnostics and High-Resolution Audio: Supports high PWM switching frequency and high-resolution audio output.

Applications

The TDA2003AV is primarily designed for car radio audio systems but can also be used in other automotive and industrial audio applications where high-quality audio output and robust protection features are required. It is suitable for:

  • Car audio systems
  • Automotive entertainment systems
  • Industrial audio equipment
  • Audio amplifiers requiring high output current and low distortion

Q & A

  1. What is the maximum output power of the TDA2003AV?

    The TDA2003AV can deliver up to 9W of output power with a 4Ω load at 10% distortion and 1 kHz frequency.

  2. What are the key protection features of the TDA2003AV?

    The TDA2003AV includes DC and AC short-circuit protection, thermal limiting circuit, load dump voltage surge protection up to 40 V, and protection diodes for open ground conditions.

  3. What is the operating supply voltage range of the TDA2003AV?

    The operating supply voltage range is from 8 V to 18 V.

  4. What is the thermal resistance junction-to-case of the TDA2003AV?

    The thermal resistance junction-to-case is 3 °C/W).

  5. Can the TDA2003AV handle inductive loads?

    Yes, the TDA2003AV includes a protection diode to allow use with inductive loads, such as driving a coupling transformer for audio modulation).

  6. What is the frequency response of the TDA2003AV?

    The frequency response is from 40 Hz to 15,000 Hz).

  7. How efficient is the TDA2003AV?

    The TDA2003AV achieves an efficiency of up to 69% at specific operating conditions).

  8. What are the recommended component values for a typical application circuit?

    The recommended component values are detailed in the datasheet, including input DC decoupling, ripple rejection, supply bypassing, and output coupling to load).

  9. Can the TDA2003AV withstand polarity inversion?

    Yes, the TDA2003AV can handle high current (up to 5 A) without damage for a longer period than the blow-out time of a quick 1 A fuse).

  10. What is the storage and junction temperature range of the TDA2003AV?

    The storage and junction temperature range is from -40°C to 150°C).

Product Attributes

Type:Class AB
Output Type:1-Channel (Mono)
Max Output Power x Channels @ Load:12W x 1 @ 1.6Ohm
Voltage - Supply:8V ~ 18V
Features:Short-Circuit and Thermal Protection
Mounting Type:Through Hole
Operating Temperature:-40°C ~ 150°C (TJ)
Supplier Device Package:5-PENTAWATT
Package / Case:Pentawatt-5 (Vertical, Bent and Staggered Leads)
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Same Series
TDA2003AV
TDA2003AV
IC AMP AB MONO 12W 5PENTAWATT

Similar Products

Part Number TDA2003AV TDA2003V TDA2003AH
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics
Product Status Obsolete Obsolete Obsolete
Type Class AB Class AB Class AB
Output Type 1-Channel (Mono) 1-Channel (Mono) 1-Channel (Mono)
Max Output Power x Channels @ Load 12W x 1 @ 1.6Ohm 12W x 1 @ 1.6Ohm 12W x 1 @ 1.6Ohm
Voltage - Supply 8V ~ 18V 8V ~ 18V 8V ~ 18V
Features Short-Circuit and Thermal Protection Short-Circuit and Thermal Protection Short-Circuit and Thermal Protection
Mounting Type Through Hole Through Hole Through Hole
Operating Temperature -40°C ~ 150°C (TJ) -40°C ~ 150°C (TJ) -40°C ~ 150°C (TJ)
Supplier Device Package 5-PENTAWATT 5-PENTAWATT 5-PENTAWATT
Package / Case Pentawatt-5 (Vertical, Bent and Staggered Leads) Pentawatt-5 (Vertical, Bent and Staggered Leads) Pentawatt-5 (Horizontal, Bent and Staggered Leads)

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