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LM49251

Texas Instruments
Part Number LM49251
Manufacturer Texas Instruments
Description Stereo Audio Subsystem
Published May 19, 2023
Detailed Description LM49251 www.ti.com SNAS498A – FEBRUARY 2011 – REVISED APRIL 2013 LM49251 Stereo Audio Subsystem with Class G Headph...
Datasheet PDF File LM49251 PDF File

LM49251
LM49251

Overview
...one Amplifier and Class D Speaker Amplifier with Speaker Protection Check for Samples: LM49251 FEATURES 1 •2 Class G Ground Referenced Headphone Outputs • E2S Class D Amplifier • No Clip Function • Power Limiter Speaker Protection • I2C Volume and Mode Control • Advanced Click-and-Pop Suppression • Micro-Power Shutdown APPLICATIONS • Feature Phones • Smart Phones KEY SPECIFICATIONS • Class G Headphone Amplifier, HPVDD = 1.
8V, RL = 32Ω – IDDQHP: 1.
15 mA (Typ) – Output Power, THD+N ≤ 1%: 20 mW (Typ) • Stereo Class D Speaker Amplifier RL = 8Ω – Output Power, THD+N ≤ 1%, LSVDD = 5.
0V: 1.
37 W (Typ) – Output Power, THD+N ≤ 1%, LSVDD = 3.
6V: 680 mW (Typ) – Efficiency: 90% (Typ) DESCRIPTION The L...


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