參數資料
型號: MAX9724DEBC+TG45
廠商: Maxim Integrated Products
文件頁數: 16/19頁
文件大?。?/td> 0K
描述: IC AMP AUDIO .045W STER 12UCSP
產品培訓模塊: 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 通道數量: 45mW x 2 @ 32 歐姆
電源電壓: 2.5 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: 12-UCSP(3x4)
封裝/外殼: 12-WFBGA,WLCSP
包裝: 帶卷 (TR)
配用: MAX9724AEVKIT+-ND - EVALUATION KIT FOR MAX9724A/B
MAX9724DEVKIT+-ND - KIT EVAL FOR MAX9724D
MAX9724C/MAX9724D
Low RF Susceptibility DirectDrive Stereo Head-
phone Amplifier with 1.8V Compatible Shutdown
6
_______________________________________________________________________________________
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 MAX9724C),
THD+N measurement bandwidth = 22Hz to 22kHz, both outputs driven in phase, TA = +25°C, unless otherwise noted.)
0
30
20
10
40
50
60
70
80
90
100
2.5
3.5
3.0
4.0
4.5
5.0
5.5
OUTPUT POWER
vs. SUPPLY VOLTAGE (TQFN)
MAX9724
toc19
SUPPLY VOLTAGE (V)
OUTPUT
POWER
(mW)
fIN = 1kHz
RL = 32
Ω
1% THD+N
10% THD+N
0
30
20
10
40
50
60
70
80
90
100
2.5
3.5
3.0
4.0
4.5
5.0
5.5
OUTPUT POWER
vs. SUPPLY VOLTAGE (UCSP)
MAX9724
toc20
SUPPLY VOLTAGE (V)
OUTPUT
POWER
(mW)
fIN = 1kHz
RL = 32
Ω
1% THD+N
10% THD+N
35
0
10
100
1000
OUTPUT POWER
vs. LOAD RESISTANCE (TQFN)
5
MAX9724
toc21
LOAD RESISTANCE (
Ω)
OUTPUT
POWER
(mW)
15
10
20
25
30
VDD = 3V
fIN = 1kHz
1% THD+N
10% THD+N
35
0
10
100
1000
OUTPUT POWER
vs. LOAD RESISTANCE (UCSP)
5
MAX9724
toc22
LOAD RESISTANCE (
Ω)
OUTPUT
POWER
(mW)
15
10
20
25
30
VDD = 3V
fIN = 1kHz
THD+N = 1%
THD+N = 10%
100
0
10
100
OUTPUT POWER
vs. LOAD RESISTANCE (TQFN)
10
MAX9724
toc23
LOAD RESISTANCE (
Ω)
OUTPUT
POWER
(mW)
30
20
50
70
90
40
60
80
THD+N = 1%
VDD = 5V
fIN = 1kHz
THD+N = 10%
100
0
10
100
OUTPUT POWER
vs. LOAD RESISTANCE (UCSP)
10
MAX9724
toc24
LOAD RESISTANCE (
Ω)
OUTPUT
POWER
(mW)
30
20
50
70
90
40
60
80
THD+N = 1%
VDD = 5V
fIN = 1kHz
THD+N = 10%
0
50
150
100
200
250
POWER DISSIPATION
vs. OUTPUT POWER (TQFN)
MAX9724t
oc25
OUTPUT POWER (mW)
POWER
DISSIPATION
(mW)
040
20
60
80
VDD = 3V
fIN = 1kHz
POUT = POUTL + POUTR
OUTPUTS IN PHASE
RL = 16
Ω
RL = 32
Ω
0
20
100
80
60
40
120
140
160
POWER DISSIPATION
vs. OUTPUT POWER (UCSP)
MAX9724t
oc26
OUTPUT POWER (mW)
POWER
DISSIPATION
(mW)
010 15
20 25
30
540 45
35
50
VDD = 3V
fIN = 1kHz
POUT = POUTL + POUTR
OUTPUTS IN PHASE
RL = 16
Ω
RL = 32
Ω
0
-120
10
100
10k
100k
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
-100
-80
-40
-60
-20
MAX9724
toc27
FREQUENCY (Hz)
PSRR
(dB)
1k
VDD = 5V
VDD = 3V
RL = 32
Ω
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MAX9724DETC+ 功能描述:音頻放大器 Low RF Susceptible Headphone 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
MAX9724DETC+T 功能描述:音頻放大器 Low RF Susceptible Headphone 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
MAX9724DEVKIT+ 功能描述:放大器 IC 開發(fā)工具 MAX9724D Eval Kit RoHS:否 制造商:International Rectifier 產品:Demonstration Boards 類型:Power Amplifiers 工具用于評估:IR4302 工作電源電壓:13 V to 23 V
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MAX9725AEBC+ 制造商:Maxim Integrated Products 功能描述:AUD AMP HDPH 2CH STEREO 0.025W CLS-AB 12UCSP - Rail/Tube