參數(shù)資料
型號: MAX9724AETC+T
廠商: Maxim Integrated Products
文件頁數(shù): 15/19頁
文件大?。?/td> 0K
描述: IC AMP AUDIO .045W STER 12TQFN
產(chǎn)品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 2,500
系列: DirectDrive®
類型: AB 類
輸出類型: 耳機,2-通道(立體聲)
在某負載時最大輸出功率 x 通道數(shù)量: 63mW x 2 @ 32 歐姆
電源電壓: 2.7 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: 12-TQFN EP(3x3)
封裝/外殼: 12-WQFN 裸露焊盤
包裝: 帶卷 (TR)
配用: MAX9724AEVKIT+-ND - EVALUATION KIT FOR MAX9724A/B
MAX9724DEVKIT+-ND - KIT EVAL FOR MAX9724D
MAX9724A/MAX9724B
60mW, DirectDrive, Stereo Headphone Amplifier
with Low RF Susceptibility and Shutdown
_______________________________________________________________________________________
5
Typical Operating Characteristics (continued)
(VDD = 5V, PGND = SGND = 0V, SHDN = VDD, C1 = C2 = 1F, RL = ∞, gain = -1.5V/V (RIN = 20kΩ, RF = 30kΩ for the MAX9724A),
THD+N measurement bandwidth = 22Hz to 22kHz, both outputs driven in phase, TA = +25°C, unless otherwise noted.)
10
1k
100
10k
100k
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY (UCSP)
MAX9724
toc10
FREQUENCY (Hz)
THD+N
(%)
1
0.1
0.001
0.01
VDD = 3V
RL = 16
Ω
POUT = 5mW
POUT = 10mW
10
1k
100
10k
100k
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY (TQFN)
MAX9724
toc11
FREQUENCY (Hz)
THD+N
(%)
1
0.1
0.001
0.01
VDD = 3V
RL = 32
Ω
POUT = 8mW
POUT = 15mW
10
1k
100
10k
100k
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY (UCSP)
MAX9724
toc12
FREQUENCY (Hz)
THD+N
(%)
1
0.1
0.001
0.01
VDD = 3V
RL = 32
Ω
POUT = 8mW
POUT = 13mW
10
1k
100
10k
100k
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY (TQFN)
MAX9724
toc13
FREQUENCY (Hz)
THD+N
(%)
1
0.1
0.001
0.01
VDD = 5V
RL = 16
Ω
POUT = 20mW
POUT = 37mW
10
1k
100
10k
100k
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY (UCSP)
MAX9724
toc14
FREQUENCY (Hz)
THD+N
(%)
1
0.1
0.001
0.01
VDD = 5V
RL = 16
Ω
POUT = 20mW
POUT = 32mW
10
1k
100
10k
100k
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY (TQFN)
MAX9724
toc15
FREQUENCY (Hz)
THD+N
(%)
1
0.1
0.001
0.01
VDD = 5V
RL = 32
Ω
POUT = 50mW
POUT = 30mW
10
1k
100
10k
100k
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY (UCSP)
MAX9724
toc16
FREQUENCY (Hz)
THD+N
(%)
1
0.1
0.001
0.01
VDD = 5V
RL = 32
Ω
POUT = 45mW
POUT = 20mW
0
20
10
40
30
60
50
70
2.5
3.5
4.0
3.0
4.5
5.0
5.5
OUTPUT POWER
vs. SUPPLY VOLTAGE (TQFN)
MAX9724
toc17
SUPPLY VOLTAGE (V)
OUTPUT
POWER
(mW)
fIN = 1kHz
RL = 16
Ω
1% THD+N
10% THD+N
0
20
10
40
30
60
50
70
2.5
3.5
4.0
3.0
4.5
5.0
5.5
OUTPUT POWER
vs. SUPPLY VOLTAGE (UCSP)
MAX9724
toc18
SUPPLY VOLTAGE (V)
OUTPUT
POWER
(mW)
fIN = 1kHz
RL = 16
Ω
1% THD+N
10% THD+N
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