參數資料
型號: MAX9759ETE+T
廠商: Maxim Integrated Products
文件頁數: 18/20頁
文件大?。?/td> 0K
描述: IC AMP AUDIO PWR 3.2W D 16TQFN
產品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 2,500
類型: D 類
輸出類型: 1-通道(單聲道)
在某負載時最大輸出功率 x 通道數量: 4.3W x 1 @ 3 歐姆
電源電壓: 3 V ~ 5.5 V
特點: 消除爆音,差分輸入,靜音,短路和熱保護,關機
安裝類型: 表面貼裝
供應商設備封裝: 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
_______________________________________________________________________________________
7
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. COMMON-MODE VOLTAGE
MAX9759
toc24
COMMON-MODE VOLTAGE (V)
THD+N
(%)
3
2
1
0.01
0.1
1
10
100
0.001
04
VDD = 5V
RL = 8
fIN = 1kHz
POUT = 300mW
DIFF INPUT
VDD = 5V
RL = 8
fIN = 1kHz
POUT = 300mW
DIFF INPUT
VDD = 3.3V
RL = 8
fIN = 1kHz
POUT = 300mW
DIFF INPUT
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)
OUTPUT POWER
vs. SUPPLY VOLTAGE
MAX9759
toc19
SUPPLY VOLTAGE (V)
OUTPUT
POWER
(W)
5.5
5.0
3.5
4.0
4.5
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0
3.0
RL = 4
fIN = 1kHz
THD+N = 10%
THD+N = 1%
OUTPUT POWER
vs. SUPPLY VOLTAGE
MAX9759
toc20
SUPPLY VOLTAGE (V)
OUTPUT
POWER
(W)
5.5
5.0
4.5
4.0
3.5
0.5
1.0
1.5
2.0
2.5
0
3.0
RL = 8
fIN = 1kHz
THD+N = 10%
THD+N = 1%
OUTPUT POWER
vs. LOAD RESISTANCE
MAX9759
toc21
LOAD RESISTANCE (
)
OUTPUT
POWER
(W)
10
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
0
1100
VDD = 5V
fIN = 1kHz
10% THD+N
1% THD+N
OUTPUT POWER
vs. LOAD RESISTANCE
MAX9759
toc22
LOAD RESISTANCE (
)
OUTPUT
POWER
(W)
10
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0
1100
VDD = 3.3V
fIN = 1kHz
10% THD+N
1% THD+N
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. COMMON-MODE VOLTAGE
MAX9759
toc23
COMMON-MODE VOLTAGE (V)
THD+N
(%)
3
2
1
0.01
0.1
1
10
100
0.001
04
VDD = 5V
RL = 8
fIN = 1kHz
POUT = 300mW
DIFF INPUT
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