Datasheet Texas Instruments TPA2035D1YZFT — 数据表

TPA2035D1
www.ti.com . SLOS562 – AUGUST 2008 2.75-W FIXED GAIN MONO FILTER-FREE CLASS-D AUDIO POWER AMPLIFIER
FEATURES APPLICATIONS Maximize Battery Life and Minimize Heat
– 0.5-µA Shutdown Current
– 3-mA Quiescent Current
– High Efficiency Class-D
– 88% at 400mW at 8Ω
– 80% at 100mW at 8Ω Short Circuit Auto-recovery Gain of 2 V/V (6dB) Only One External Component Required
– Internal Matched Input Gain and Feedback
Resistors for Excellent PSRR and CMRR
– Optimized PWM Output Stage Eliminates
LC Output Filter
– PSRR (–75 dB) and Wide Supply Voltage
(2.5 V to 5.5 V) Eliminates Need for a
Dedicated Voltage Regulator
– Fully Differential Design Reduces RF
Rectification and Eliminates Bypass
Capacitor
– CMRR (–69 dB)Eliminates Two Input
Coupling Capacitors Thermal and Short-Circuit Protection Pinout Similar to the TPA2010D1 Wafer Chip Scale Packaging (WCSP)
– NanoFree™ (YZF) 1 2 Wireless Handsets, PDAs, and other mobile
devices DESCRIPTION
The TPA2035D1 is a 2.75-W high efficiency filter-free …