參數(shù)資料
型號(hào): MAX9759ETE+T
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 20/20頁(yè)
文件大?。?/td> 0K
描述: IC AMP AUDIO PWR 3.2W D 16TQFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,500
類型: D 類
輸出類型: 1-通道(單聲道)
在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量: 4.3W x 1 @ 3 歐姆
電源電壓: 3 V ~ 5.5 V
特點(diǎn): 消除爆音,差分輸入,靜音,短路和熱保護(hù),關(guān)機(jī)
安裝類型: 表面貼裝
供應(yīng)商設(shè)備封裝: 16-TQFN-EP(4x4)
封裝/外殼: 16-WQFN 裸露焊盤
包裝: 帶卷 (TR)
MAX9759
3.2W, High-Efficiency, Low-EMI,
Filterless, Class D Audio Amplifier
_______________________________________________________________________________________
9
MAX9759
2
16
3
15
7
6, 14
4
1
F
PGND
OUT+
OUT-
PVDD
GND
IN+
VDD
1
8
IN-
SYNC
UVLO/POWER
MANAGEMENT
CLASS D
MODULATOR
PVDD
9, 12
11
10
CLICK-AND-POP
SUPPRESSION
OSCILLATOR
10
F*
1
F
1
F
MUTE
5
SHDN
CONTROL
VDD
GND
RIN
G1
G2
BIAS
NOTE: TYPICAL OPERATING CIRCUIT DEPICTS MAX9759 IN FFM MODE WITH fS = 1400kHz and +18dB OF GAIN.
*BULK CAPACITANCE, IF NEEDED.
SYNC_OUT 13
RF
Typical Operating Circuit/Functional Diagram
Typical Operating Characteristics (continued)
(VDD = PVDD = SHDN = MUTE = 5V, GND = PGND = 0V, SYNC = VDD (SSM), unless otherwise noted. Gain = 12dB (G1 = 0, G2 = 1).
THD+N measurement bandwidth: 22Hz to 22kHz. Typical values are at TA = +25°C.) (See Typical Operating Circuit)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX9759
toc33
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
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
TA = +85
°C
TA = -40
°C
TA = +25
°C
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX9759
toc34
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(
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
TA = +85
°C
TA = +25
°C
TA = -40
°C
FFM
PACKAGE TEMPERATURE
vs. TIME
MAX9759
toc35
TIME (s)
PACKAGE
TEMPERATURE
C)
250
200
150
100
50
10
20
30
40
50
60
0
0300
RL = 8
AT 10% THD+N
RL = 4
AT 10% THD+N
RL = 3
AT 10% THD+N
MAX9759EVKIT
FREE AIR
TA = +25
°C
fIN = 1kHz SINE WAVE
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