pa3011-n24-t Unisonic Technologies, pa3011-n24-t Datasheet

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pa3011-n24-t

Manufacturer Part Number
pa3011-n24-t
Description
3-w Stereo Audio Power Amplifier With Advanced Dc Volume Control
Manufacturer
Unisonic Technologies
Datasheet
PA301 1
3-W STEREO AUDIO POWER
AMPLIFIER WITH ADVANCED
DC VOLUME CONTROL
5.5V supply, the UTC PA3011 is capable of delivering 3W of
output power per channel into 3Ω loads with less than 10%
THD+N.
voltage to the VOLUME terminal. When a dc voltage is applied, to
avoid an unexpected high volume level through the headphones,
a third terminal, SEMAX, limits the headphone volume level. And
also a fade mode ramps the volume up and down to ensure a
smooth transition between active and shutdown modes,.
monitors and pocket PC.
* DC volume control with 2-dB steps :-40 dB ~ 20 dB
* Fade mode
* Maximum volume setting for SE mode
* 3 W into 3Ω load
* MUX stereo input
www.unisonic.com.tw
Copyright © 2008 Unisonic Technologies Co., Ltd
As a stereo audio speaker which is operating on a single
The speaker volume level is adjusted by applying a dc
The UTC PA3011 can be applicatated in notebook, LCD
ORDERING INFORMATION
DESCRIPTION
FEATURES
PA3011-N24-R
PA3011-N24-T
Normal
UNISONIC TECHNOLOGIES CO., LTD
Lead Free Plating
Ordering Number
PA3011L-N24-R
PA3011L-N24-T
PA3011G-N24-R
PA3011G-N24-T
Halogen Free
Lead-free:
Halogen-free: PA3011G
HTSSOP-24
HTSSOP-24
Package
PA3011L
CMOS IC
Tape Reel
Packing
Tube
QW-R502-247.A
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pa3011-n24-t Summary of contents

Page 1

... Fade mode * Maximum volume setting for SE mode * 3 W into 3Ω load * MUX stereo input ORDERING INFORMATION Ordering Number Normal Lead Free Plating PA3011-N24-R PA3011L-N24-R PA3011-N24-T PA3011L-N24-T www.unisonic.com.tw Copyright © 2008 Unisonic Technologies Co., Ltd Lead-free: PA3011L Halogen-free: PA3011G Package Halogen Free PA3011G-N24-R ...

Page 2

... PA3011 PIN CONFIGURATION PGND R OUT- PV RHPIN RLINEIN V LLINEIN LHPIN PV L OUT- PIN DESCRIPTION PIN # PIN NAME I/O 1,13 PGND OUT- 3, LHPIN I 9 LLINEIN RLINEIN I 4 RHPIN OUT OUT+ SHUTDOW 15 I FADE ...

Page 3

... PA3011 ABSUTE MAXIMUM RATINGS PARAMETER Supply Voltage Input Voltage Junction Temperature Operating Temperature Storage Temperature Range Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. ...

Page 4

... PA3011 TYPICAL APPLICATION CIRCUIT PGND Power Supply RLINEIN Right Line Audio Source RHPIN Right HP Audio Source C I SE/BTL HP/LINE C I LLINEIN Left Line Audio Source LHPIN Left HP Audio Source UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw DD BYPASS ...

Page 5

... PA3011 BLOCK APPLICATION UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw CMOS QW-R502-247 ...

Page 6

... PA3011 VOLUME CONTROL TABLE BTL Mode, V =5V(Note 1) DD VOLUME (PIN21) FROM(V) TO(V) 0.00 0.26 0.33 0.37 0.44 0.48 0.58 0.59 0.67 0.70 0.78 0.82 0.89 0.93 1.01 1.04 1.12 1.06 1.23 1.27 1.35 1.38 1.48 1.49 1.57 1.60 1.68 1.72 1.79 1.83 1.91 1.94 2.02 2.06 2.13 2.17 2.25 2.28 2.38 2.39 2.47 2.50 2.58 2.61 2.70 2.73 2.81 2.83 2.92 2.95 3.04 3.06 3.15 3.17 3.28 3.29 3.38 3.40 3.49 3.51 3.60 3.63 3.71 5.00 Note: 1. For other values scale the voltage values in the table by a factor Tested in production. Remaining gain steps are specified by design. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw SE Mode V GAIN OF SE_VOLUME=VOLUME – SEDIFF ...

Page 7

... PA3011 TYPICAL CHARACTERISTICS Output Waveform =2.71V RMS RMS -4 0 400 800 1200 Time (µs) UTC assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all UTC products described or contained herein ...

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