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參數(shù)資料
| 型號： | ATA-120 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 元件分類： | 運動控制電子 |
| 英文描述： | 20W Class D Single Channel Audio Amplifier |
| 中文描述： | 20瓦D類單聲道音頻放大器 |
| 文件頁數(shù)： | 1/13頁 |
| 文件大小： | 392K |
| 代理商： | ATA-120 |
ATA-120
This is preliminary information on a new product. Specifications are subject to change without notice.
129 Morgan Drive, Norwood, MA 02062
voice: (781) 551-9450
CONTROLLED DOCUMENT: P_903-000009_Rev14 ATA-120 Data Sheet.doc
fax: (781) 440-9528
email: apogee@apogeeddx.com
DRN: PRELIMINARY Page 1 of 13
20W Class D Single Channel Audio Amplifier
FEATURES
HIGH OUTPUT POWER CAPABILITY
SINGLE SUPPLY (+7.5V to +24V)
THD+N < 0.05% @ 1W, 8
HIGH EFFICIENCY, > 90% @ 4
, 20W
LOW QUIESCENT CURRENT, 13mA
LOW NOISE (190μV typ.)
POP ELIMINATION AT STARTUP AND
SHUTDOWN
BUILT-IN THERMAL PROTECTION
INTEGRATED SHORT CIRCUIT PROTECTION
180m
MOSFET SWITCHES
MUTE / STANDBY MODE
SMALL SMD PACKAGE IS
BOTH LEAD-FREE (Pb) AND GREEN
APPLICATIONS
TELEVISIONS
HOME AUDIO MINI-SYSTEMS
FLAT PANEL MONITORS
MULTIMEDIA SPEAKERS
SURROUND SOUND DVD SYSTEMS
1.0 GENERAL DESCRIPTION
The ATA-120 Class-D Audio Amplifier is a fully
integrated monolithic audio amplifier that can
provide audio power up to 20 watts @ 10% THD into
a 4
speaker.
The ATA-120 incorporates a single ended output
structure
with
built-in
overtemperature protection. This low noise, high
performance device delivers the excellent audio
quality of a class A/B amplifier while still achieving
class-D efficiency greater than 90%.
short
circuit
and
Part Number *
Package
ATA-120
SOIC8
EB-120
Evaluation Board for the ATA-120
Temperature
-40°C to + 85°C
Figure 1 - Block Diagram
ENABLE
IN_N
IN_P
AGND
FET
DRIVE
FET
DRIVE
PGND
POUT
VDD
BOOST
+
-
REGULATOR,
CONTROL &
PROTECTION
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