Dual mode low power 150mW stereo headphone amplifier with capacitor-less and single-ended outputs

Description The TS4909 is a stereo audio amplifier designed to drive headphones in portable applications. Features ■ No output coupling capacitors necessary ■ Pop-and-click noise reduction circuitry ■ Operating from VCC = 2.2V to 5.5V ■ Standby mode active low ■ Output power: – 158mW @

文件：526.57 Kbytes 頁(yè)數(shù)：32 Pages

STMICROELECTRONICS

意法半導(dǎo)體

Dual mode low power 150 mW stereo headphone amplifier with capacitor-less and single-ended outputs

Features ■ No output coupling capacitors necessary ■ Pop-and-click noise reduction circuitry ■ Operating from VCC = 2.2 V to 5.5 V ■ Standby mode active low ■ Output power: – 158 mW at 5 V, into 16 Ω with 1% THD+N max (1 kHz) – 52 mW at 3.0 V into 16 Ω with 1% THD+N max (1 kHz) ■

文件：585.85 Kbytes 頁(yè)數(shù)：35 Pages

STMICROELECTRONICS

意法半導(dǎo)體

超低功耗立體聲耳機(jī)放大器，具有無電容輸出

The TS4909 is a stereo audio amplifier designed to drive headphones in portable applications. The integrated phantom ground is a circuit topology that eliminates the heavy output coupling capacitors. This is of primary importance in portable applications where space constraints are very high. A sing ? No output coupling capacitors necessary \n? Pop-and-click noise reduction circuitry \n? Operating from VCC = 2.2 V to 5.5 V \n? Standby mode active low \n? Output power: \n ?158 mW at 5 V, into 16 Ω with 1% THD+N max (1 kHz) \n ?52 mW at 3.0 V into 16 Ω with 1% THD+N max (1 kHz) \n? Ultra-;

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意法半導(dǎo)體

Dual mode low power 150 mW stereo headphone amplifier with capacitor-less and single-ended outputs

Features ■ No output coupling capacitors necessary ■ Pop-and-click noise reduction circuitry ■ Operating from VCC = 2.2 V to 5.5 V ■ Standby mode active low ■ Output power: – 158 mW at 5 V, into 16 Ω with 1% THD+N max (1 kHz) – 52 mW at 3.0 V into 16 Ω with 1% THD+N max (1 kHz) ■

文件：585.85 Kbytes 頁(yè)數(shù)：35 Pages

STMICROELECTRONICS

意法半導(dǎo)體

Dual mode low power 150mW stereo headphone amplifier with capacitor-less and single-ended outputs

Description The TS4909 is a stereo audio amplifier designed to drive headphones in portable applications. Features ■ No output coupling capacitors necessary ■ Pop-and-click noise reduction circuitry ■ Operating from VCC = 2.2V to 5.5V ■ Standby mode active low ■ Output power: – 158mW @

文件：526.57 Kbytes 頁(yè)數(shù)：32 Pages

STMICROELECTRONICS

意法半導(dǎo)體

絲?。?a target="_blank" title="Marking" href="/k909/marking.html">K909；Package：DFN10；Dual mode low power 150 mW stereo headphone amplifier with capacitor-less and single-ended outputs

Features ■ No output coupling capacitors necessary ■ Pop-and-click noise reduction circuitry ■ Operating from VCC = 2.2 V to 5.5 V ■ Standby mode active low ■ Output power: – 158 mW at 5 V, into 16 Ω with 1% THD+N max (1 kHz) – 52 mW at 3.0 V into 16 Ω with 1% THD+N max (1 kHz) ■

文件：585.85 Kbytes 頁(yè)數(shù)：35 Pages

STMICROELECTRONICS

意法半導(dǎo)體