TPA0211 - Texas Instruments

TPA0211 2-W Mono Audio Power Amplifier

The TPA0211 is a 2-W mono bridge-tied-load (BTL) amplifier designed to drive speakers with as low as 4-Ω impedance. The device is ideal for small wireless communicators, notebook PCs, PDAs, anyplace a mono speaker and stereo headphones are required. From a 5-V supply, the TPA0211 can deliver 2 W of power into a 4-Ω speaker. The gain of the input stage is set.

Features

•1 2 W Into 4 Ω From 5-V Supply
• 0.6 W Into 4 Ω From 3-V Supply
• Wide Power Supply Compatibility: 3 V to 5 V
• Low Supply Current:
  – 4 mA Typical at 5 V
  – 4 mA Typical at 3 V
• Shutdown Control: 1 µA Typical
• Shutdown Pin Is TTL Compatible
•
  –40°C to 85°C Operating Temperature Range
• Space-Saving, Thermally-Enhanced MSOPPowerPAD™ Packaging 2 Applications
• Wireless Communictors
• Notebook PCs
• PDAs
• Other Small Portable Audio Devices 3 Description The TPA0211 is a 2-W mono bridge-tied-load (BTL) amplifier designed to drive speakers with as low as 4-Ω impedance. The device is ideal for s.