TAS5612A ,125 W Stereo/250W Mono PurePath? HD Digital-Input Power Stage 64-HTQFP 0 to 70FEATURES APPLICATIONS23• PurePath™ HD Enabled Integrated Feedback• Home Theater SystemsProvides:• A ..
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TAS5612A
125 W Stereo/250W Mono PurePath? HD Digital-Input Power Stage 64-HTQFP 0 to 70
0,001
0,01 100
TAS5612A
125W STEREO/ 250W MONO PurePath™ HD DIGITAL-INPUT POWER
1FEATURES APPLICATIONS
23• PurePath™ HD Enabled Integrated Feedback •
Home Theater Systems
Provides: •
AV Receivers Signal Bandwidth upto 80kHz for High •
DVD/Blu-ray™ Disc ReceiversFrequency Content From HD Sources •
Mini Combo Systems–
Ultralow 0.03% THDat 1W into 4Ω •
Active Speakers and Subwoofers–
Ultralow 0.01% THDat 1W into 8Ω Flat THDatall Frequencies for Natural DESCRIPTIONSound The TAS5612Aisa high performance digital input–
80dB PSRR (BTL, No Input Signal) Class D amplifier with integrated closed loop
feedback technology (knownas PurePath™ HD) with– >100dB
(A weighted) SNRthe abilityto driveupto 125W(1) Stereo into4to8Ω–
Click and Pop Free Startup Speakers froma single 32.5V supply.•
Pin compatible with TAS5631, TAS5616 and
TAS5614 PurePath™ HD technology enables traditional
AB-Amplifier performance (<0.03% THD) levels while•
Multiple Configurations Possible on the Same providing the power efficiencyof traditional classD
PCB With Stuffing Options: amplifiers.–
Mono Parallel Bridge Tied Load (PBTL)Unlike traditional ClassD amplifiers, the distortion–
Stereo Bridge Tied Load (BTL)curve only increases once the output levels move into–
2.1 Single Ended Stereo Pair and Bridge clipping. PurePath™ HD Power PAD™
Tied Load Subwoofer Total Output Powerat 10%THD+N PurePath™ HD technology enables lower idle losses
making the device even more efficient.–
250Win Mono PBTL Configuration 125W per Channelin Stereo BTL
Configuration Total Output Powerin BTL configurationat
1%THD+N 130W Stereo into 3Ω 105W Stereo into 4Ω 6Ω 8Ω With 60-mΩ and(1) Achievable outputonthe thermal
configurationof
thermal interface material betweenthe package exposed
heatslugthe heat sink shouldbe usedto achieve high
output power levels.
