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L4863-N20-T Datasheet(PDF) 1 Page - Unisonic Technologies

Part # L4863-N20-T
Description  DUAL 2.2W AUDIO AMPLIFIER PLUS STEREO HEADPHONE FUNCTION
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Manufacturer  UTC [Unisonic Technologies]
Direct Link  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

L4863-N20-T Datasheet(HTML) 1 Page - Unisonic Technologies

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UNISONIC TECHNOLOGIES CO., LTD
L4863
CMOS IC
www.unisonic.com.tw
1 of 10
Copyright © 2005 Unisonic Technologies Co., Ltd
QW-R107-050,A
DUAL 2.2W AUDIO AMPLIFIER
PLUS STEREO HEADPHONE
FUNCTION
DESCRIPTION
The UTC L4863 is a dual bridge-connected audio power
amplifier. It combines dual bridge speaker amplifiers and stereo
headphone amplifiers on one chip to simplify audio system design.
In addition, the headphone input pin allows the amplifiers to
operate in single-ended mode when driving stereo headphones.
The IC could deliver different power by packages as below (when
connected to a 5V supply with less than 1.0% THD+N.):
-
HTSSOP-20, 4Ω load: 2.2W
-
HTSSOP-20, 3Ω load: 2.5W(with forced-air cooled)
-
SOP/DIP
, 8Ω load: 1.1W.
The UTC L4863 features an externally controlled, low-power
consumption shutdown mode, a stereo headphone amplifier mode,
and thermal shutdown protection. It also utilizes circuitry to reduce
“clicks and pops” during device turn-on.
FEATURES
* “Click and pop” suppression
* Thermal shutdown protection
* Unity-gain stable
* Stereo headphone amplifier mode
DIP-16
SOP-16
HTSSOP-20
SOP-18
*Pb-free plating product number: L4863L
ORDERING INFORMATION
Order Number
Normal
Lead Free Plating
Package
Packing
L4863-D16-T
L4863L-D16-T
DIP-16
Tube
L4863-S16-R
L4863L-S16-R
SOP-16
Tape Reel
L4863-S16-T
L4863L-S16-T
SOP-16
Tube
L4863-S18-R
L4863L-S18-R
SOP-18
Tape Reel
L4863-S18-T
L4863L-S18-T
SOP-18
Tube
L4863-N20-R
L4863L-N20-R
HTSSOP-20
Tape Reel
L4863-N20-T
L4863L-N20-T
HTSSOP-20
Tube


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