Datasheet

10 μF
10 uF (x2)
SW
VIN
EN
VOUT
BP
GND
L
1 μH
V
IN
3.3 V .. 4.35 V
5 V, up to 1500mA
TPS61253
Audio Input L
Audio Input L
EN APA
CLASS-D APA
EN DC/DC
EN APA
CLASS-D APA
HIGH-POWER CLASS-D AUDIO AMPLIFIER
Audio Input R
Audio Input R
4.7 μF
10 uF
SW
VIN
EN
VOUT
BP
GND
L
1 μH
V
IN
3.3 V .. 4.8 V
5.0 V, up to 750mA
TPS61256
Audio Input
Audio Input
EN
Class-D APA
EN DC/DC
EN APA
4.7 μF
10 uF
SW
VIN
EN
VOUT
BP
GND
L
1 μH
V
IN
2.65 V .. 4.35 V
4.5 V / V
IN
TPS61254
Audio Input
Audio Input
EN IHF
CLASS-D APA
EN DC/DC
EN HP
EN HP
CLASS-AB APA
AUDIO AMPLIFIER (HANDS-FREE, HEADPHONE)
Audio Input
Audio Input
TPS61253, TPS61254, TPS61256
TPS61258, TPS61259
SLVSAG8C –SEPTEMBER 2011–REVISED AUGUST 2012 www.ti.com
TYPICAL APPLICATION
Figure 38. Combined Audio Amplifier Power Supply
Figure 39. "Boosted" Audio Power Supply
Figure 40. "Boosted" Stereo Audio Power Supply
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Product Folder Links: TPS61253 TPS61254 TPS61256 TPS61258 TPS61259