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參數(shù)資料
| 型號： | TMPA420DS |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | 15W/Ch STEREO CLASS-D AUDIO POWER AMPLIFIER |
| 中文描述： | 15W/Ch立體聲D類音頻功率放大器 |
| 文件頁數(shù)： | 5/14頁 |
| 文件大?。?/td> | 348K |
| 代理商： | TMPA420DS |
Preliminary
www.taimec.com.tw
/
www.class-d.com.tw
TMPA420DS
Rev.3.0 August 15, 2007
t
ai'mec
RECOMMENDED OPERATING CONDITIONS
Copyright
2005,Tai-1 Microelectronics Corp.
5
MIN
8
2.0
-20
MAX
15
0.8
100
5
0.5
0.5
UNIT
V
V
V
Supply voltage, V
CC
High-level input voltage, V
IH
Low-level input voltage, V
IL
PV
CCR
, PV
CCL,
Av
CC
SD , Gain0, Gain1
SD , Gain0, Gain1
V
CC
=15V, SD =15V
V
CC
=15V, Gain0=Gain1=5V
V
CC
=15V, SD =0V
V
CC
=15V, Gain0=Gain1=0V
High-level input current, I
IH
uA
Low-level input current, I
IL
uA
Operating free-air temperature, T
A
。
C
PACKAGE DISSIPATION RATINGS
PACKAGE
DERATING
FACTOR
T
A
≤
25
。
C
POWER RATING
T
A
= 70
POWER RATING
。
C
T
A
= 85
POWER RATING
。
C
QFN48(FD)
33 mW/
。
C
4.125W
2.64W
2.15W
DC CHARACTERISTICS
T
A
=25
。
C
, V
CC
=15V, R
L
=8
Ω
speaker (unless otherwise noted)
PARAMETER
TEST CONDITIONS
LINN LINP RINN RINP AC
grounded
I
O
=0 to25mA, SD =High,
V
CC
=8V to 15V
PV
CC
= V
CC
=8-15V
MIN
TYP
MAX
UNIT
│
V
OS
│
Output offset voltage
30
mV
V
DD/
AV
DD
5-V Regulated output
4.5
5.0
5.5
V
f
OSC
Oscillator frequency
250
350
kHz
HFV
DDR
/HFV
DDL
Half V
DD
reference output
No load
0.5
×
AV
DD
10
16
SD =High, V
CC
= 12V
SD =High, V
CC
= 15V
20
30
I
CC
Quiescent current (no load)
mA
I
CC(SD)
Supply current in shutdown mode
SD =0.8V, V
CC
= 9V~15V
1
uA
High side
Low side
Total
Gain1= High
Gain1=High
Gain1= Low
Gain1= Low
Gain1= High
Gain1=High
Gain1= Low
Gain1= Low
Gain1= High
Gain1=High
Gain1= Low
Gain1= Low
Gain1= High
Gain1=High
Gain1= Low
Gain1= Low
600
500
1100
34
28
22
18
32
26
20
16
30
25
19
14
15
30
60
100
r
ds(on)
Drain-source on-state resistance for all
outputs
V
CC
=15V
I
O
=1A,
m
Ω
Gain0=High,
Gain0=Low,
Gain0=High,
Gain0=Low,
Gain0=High,
Gain0=Low,
Gain0=High,
Gain0=Low,
Gain0=High,
Gain0=Low,
Gain0=High,
Gain0=Low,
Gain0=High,
Gain0=Low,
Gain0=High,
Gain0=Low,
Voltage Gain at Vcc=15V
dB
Voltage Gain at Vcc=12V
Gain
Voltage Gain at Vcc=9V
dB
Zi
Input resistance of
RINN/RINP/LINN/LINP
k
Ω
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www.pdffactory.com
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