參數(shù)資料
型號： MAX9737ETG+
廠商： Maxim Integrated Products
文件頁數(shù)： 7/13頁
文件大小： 0K
描述： IC AMP AUDIO 13W MONO D 24TQFN
產(chǎn)品培訓(xùn)模塊： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝： 75
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： 13W x 1 @ 4 歐姆
電源電壓： 8 V ~ 28 V
特點(diǎn)： 消除爆音，靜音，短路保護(hù)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： 24-TQFN-EP（4x4）
封裝/外殼： 24-WFQFN 裸露焊盤
包裝： 管件
MAX9737
Mono 7W Class D Amplifier
_______________________________________________________________________________________
3
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
OUTPUT AMPLIFIER CHARACTERISTICS
Output Amplifier Gain
AV
Preamplifier gain = 0dB (Note 7)
13.1
13.6
14.1
dB
Output Current Limit
3
4.6
A
Output Offset
VOS
OUT+ to OUT-, TA = +25°C
±2
±10
mV
VPVDD = 8V to 28V, TA = +25°C
65
80
Power-Supply Rejection Ratio
PSRR
f = 1kHz, 100mVP-P ripple
88
dB
THD+N = 10%, RL = 8
Ω (Note 5)
6
7.4
Output Power
POUT
THD+N = 10%, RL = 4
Ω (Note 6)
13
W
THD + Noise
THD+N
POUT = 2W, f = 1kHz, RL = 8
Ω (Note 5)
0.06
%
Signal-to-Noise Ratio
SNR
A-weighted, POUT = THD+N at 1%,
fIN = 1kHz
97
dB
Noise
VN
A-weighted (Note 4)
100
VRMS
Efficiency
η
POUT = 4W
85
%
Into shutdown
38
Out of shutdown
38
Into mute
38
Click-and-Pop Level
KCP
Peak voltage, 32
samples/second,
A-weighted
(Notes 4, 5, 8)
Out of mute
38
dBV
Switching Frequency
270
300
330
kHz
Spread-Spectrum Bandwidth
±4
kHz
Thermal-Shutdown Level
+160
°C
Thermal-Shutdown Hysteresis
30
°C
Turn-On Time
tON
From shutdown to full operation
9
10
ms
DIGITAL INTERFACE (SHDN, MUTE)
Input-Voltage High
VINH
2V
Input-Voltage Low
VINL
0.8
V
Input-Voltage Hysteresis
50
mV
Input Leakage Current
TA = +25°C
±10
A
ELECTRICAL CHARACTERISTICS (continued)
(VPVDD = 12V, VAGND = VPGND = 0, VSHDN = VMUTE = 5V, C1 = 0.1F, CIN = 0.47F, C2 = CCOM = CREG = 1F, RIN = RFB = 20k
Ω,
RL =
∞, AC measurement bandwidth 22Hz to 22kHz, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
(Note 3)
Note 3: All devices are 100% production tested at TA = +25°C, and all temperature limits are guaranteed by design.
Note 4: Amplifier inputs AC-coupled to GND.
Note 5: 8
Ω resistive load in series with 68mH inductive load connected across OUT+ and OUT- outputs.
Note 6: 4
Ω resistive load in series with 33H inductive load connected across OUT+ and OUT- outputs for VPVDD ≤ 12V.
Note 7: Output amplifier gain is defined as:
Note 8: Mode transition controlled by SHDN and MUTE.
20
×
+
log
|(
) (
) |
||
VV
V
OUT
PRE
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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MAX9737ETG+ 功能描述:音頻放大器 Mono 7W 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
MAX9737ETG+T 功能描述:音頻放大器 Mono 7W 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
MAX9737EVKIT+ 功能描述:音頻 IC 開發(fā)工具 MAX9737 Eval Kit RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V
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