參數(shù)資料
型號(hào): MAX9759
廠商: Maxim Integrated Products, Inc.
元件分類: 運(yùn)動(dòng)控制電子
英文描述: 3.2W, High-Efficiency, Low-EMI, Filterless, Class D Audio Amplifier
中文描述: 3.2W、高效、低EMI、無需濾波、D類音頻放大器
文件頁(yè)數(shù): 9/20頁(yè)
文件大小: 957K
代理商: MAX9759
M
3.2W, High-Efficiency, Low-EMI, Filterless,
Class D Audio Amplifier
_______________________________________________________________________________________
9
MAX9759
2
(8)
16
(6)
3
(9)
15
(5)
7
(13)
6, 14
(4, 12)
4
(10)
( ) TSSOP
1
μ
F
PGND
OUT+
OUT-
PV
DD
PV
DD
GND
IN+
V
DD
V
DD
1
(7)
8
(14)
IN-
SYNC
UVLO/POWER
MANAGEMENT
CLASS D
MODULATOR
PV
DD
9, 12
(2, 15)
11
(1)
10
(16)
CLICK-AND-POP
SUPPRESSION
OSCILLATOR
10
μ
F
*
1
μ
F
1
μ
F
MUTE
5
(11)
SHDN
CONTROL
V
DD
GND
R
IN
R
IN
G1
G2
BIAS
NOTE:
TYPICAL OPERATING CIRCUIT DEPICTS MAX9759 IN FFM MODE WITH f
S
= 1400kHz and +18dB OF GAIN.
*
BULK CAPACITANCE, IF NEEDED.
SYNC_OUT
13
(3)
R
F
R
F
Typical Operating Circuit/Functional Diagram
Typical Operating Characteristics (continued)
(V
DD
= PV
DD
=
SHDN
=
MUTE
= 5V, GND = PGND = 0V, SYNC = V
DD
(SSM), unless otherwise noted. Gain = 12dB (G1 = 0, G2 = 1).
THD+N measurement bandwidth: 22Hz to 22kHz. Typical values are at T
A
= +25°C.) (See
Typical Operating Circuit
)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
M
SUPPLY VOLTAGE (V)
S
5.5
5.0
4.5
4.0
3.5
5.0
5.5
6.0
6.5
7.0
7.5
8.0
8.5
9.0
4.5
3.0
FFM
T
A
= +85
°
C
T
A
= -40
°
C
T
A
= +25
°
C
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
M
SUPPLY VOLTAGE (V)
S
μ
A
5.3
5.1
4.9
4.7
0.02
0.04
0.06
0.08
0.10
0.12
0.14
0.16
0.18
0.20
0
4.5
5.5
T
A
= +85
°
C
T
A
= +25
°
C
T
A
= -40
°
C
FFM
PACKAGE TEMPERATURE
vs. TIME
M
TIME (s)
P
°
C
250
200
150
100
50
10
20
30
40
50
60
0
0
300
R
L
= 8
AT 10% THD+N
R
L
= 4
AT 10% THD+N
R
L
= 3
AT 10% THD+N
MAX9759EVKIT
FREE AIR
T
A
= +25
°
C
f
IN
= 1kHz SINE WAVE
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MAX9759ETE+ 功能描述:音頻放大器 3.2W Low-EMI Class D Amplifier RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
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MAX9759EUE+T 制造商:Maxim Integrated Products 功能描述:AUD AMP SPKR 1CH MONO 4.3W CLS-D 16TSSOP - Tape and Reel
MAX9759EVKIT 功能描述:音頻放大器 Evaluation Kit for the MAX9759 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel