參數(shù)資料
型號: MAX9715ETE+
廠商: Maxim Integrated Products
文件頁數(shù): 7/13頁
文件大小: 0K
描述: IC AMP AUDIO PWR 2.8W D 16TQFN
產品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 60
類型: D 類
輸出類型: 2 通道(立體聲)
在某負載時最大輸出功率 x 通道數(shù)量: 2.8W x 2 @ 4 歐姆
電源電壓: 4.5 V ~ 5.5 V
特點: 消除爆音,短路保護和熱保護,關閉
安裝類型: 表面貼裝
供應商設備封裝: 16-TQFN-EP(5x5)
封裝/外殼: 16-WQFN 裸露焊盤
包裝: 管件
產品目錄頁面: 1392 (CN2011-ZH PDF)
MAX9715
2.8W, Low-EMI, Stereo, Filterless Class D
Audio Amplifier
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VDD = PVDD = 5.0V, GND = PGND = 0V, VSHDN = VDD, CBIAS = 1μF, speaker impedance = 8Ω in series with 68μH connected between
OUT_+ and OUT_-, GAIN = +10.5dB, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.) (Notes 1, 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Spread-Spectrum Modulation
±120
kHz
Crosstalk
Channel-to-channel, f = 10kHz, POUT = 1W,
left to right or right to left
72
dB
Into shutdown
-64
Click-and-Pop Level
KCP
Peak voltage,
A-weighted,
32 samples per
second (Note 4)
Out of shutdown
-46
dBV
Efficiency
η
RL = 8
Ω in series with 68μH, POUT = 1W
per channel, f = 1kHz
86
%
DIGITAL INPUTS (GAIN and
SHDN)
Input High Voltage
VIH
2.0
V
Input Low Voltage
VIL
0.8
V
SHDN
±1
Input Leakage Current
ILEAK
GAIN
±1.5
μA
Note 1: All devices are 100% production tested at TA = +25°C. All temperature limits are guaranteed by design.
Note 2: Speaker amplifier gain is defined as AV = (VOUT_+ - VOUT_-) / VIN.
Note 3: Click-and-pop level testing performed with an 8
Ω resistive load in series with 68μH inductive load connected across the
Class D BTL outputs. Mode transitions are controlled by the
SHDN pin. Inputs AC-coupled to GND.
Note 4: Testing performed with a resistive load in series with an inductor to simulate an actual speaker load. For RL = 4Ω, L = 33μH.
For RL = 8Ω, L = 68μH.
Typical Operating Characteristics
(VDD = 5.0V, CVDD = 3 x 0.1μF, CBIAS = 1μF, CINL = CINR = 1μF, AV = +10.5dB, TA = +25°C, unless otherwise noted.) (See the
Typical Operating Circuit/Functional Diagram)
10
1k
100k
10k
100
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX9715toc01
FREQUENCY (Hz)
THD+N
(%)
1
0.1
0.001
0.01
POUT = 0.35W
POUT = 2W
VDD = 5V
RL = 4
Ω
10
1k
100k
10k
100
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX9715toc02
FREQUENCY (Hz)
THD+N
(%)
1
0.1
0.001
0.01
POUT = 0.5W
POUT = 1.25W
VDD = 5V
RL = 8
Ω
100
0.001
01.0
0.5
2.0
3.0
4.0
3.5
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
0.01
0.1
1
10
MAX9715toc03
OUTPUT POWER (W)
THD+N
(%)
1.5
2.5
fIN = 1kHz AND 20Hz
fIN = 10kHz
VDD = 5V
RL = 4
Ω
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參數(shù)描述
MAX9715ETE+ 功能描述:音頻放大器 2.8W Low-EMI Stereo Class D Amplifier RoHS:否 制造商:STMicroelectronics 產品: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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
MAX9715ETE+T 功能描述:音頻放大器 2.8W Low-EMI Stereo Class D Amplifier RoHS:否 制造商:STMicroelectronics 產品: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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
MAX9715EUE+ 制造商:Maxim Integrated Products 功能描述:AUD AMP SPKR 2CH STEREO 2.8W CLS-D 16TSSOP - Rail/Tube
MAX9715EUE+T 制造商:Maxim Integrated Products 功能描述:AUD AMP SPKR 2CH STEREO 2.8W CLS-D 16TSSOP - Tape and Reel
MAX9715EVKIT 功能描述:音頻放大器 Evaluation Kit for the MAX9715 RoHS:否 制造商:STMicroelectronics 產品: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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel