參數(shù)資料
型號: MAX4411ETP+T
廠商: Maxim Integrated Products
文件頁數(shù): 15/18頁
文件大小: 0K
描述: IC AMP AUDIO .08W STER AB 20TQFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)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: 80mW x 2 @ 16 歐姆
電源電壓: 1.8 V ~ 3.6 V
特點: 消除爆音,短路保護和熱保護,關(guān)閉
安裝類型: 表面貼裝
供應(yīng)商設(shè)備封裝: 20-TQFN-EP(4x4)
封裝/外殼: 20-WFQFN 裸露焊盤
包裝: 帶卷 (TR)
MAX4411
80mW, Fixed-Gain, DirectDrive, Stereo
Headphone Amplifier with Shutdown
6
_______________________________________________________________________________________
Typical Operating Characteristics (continued)
(C1 = C2 = 2.2F, THD+N measurement bandwidth = 22Hz to 22kHz, TA = +25°C, unless otherwise noted.)
POWER DISSIPATION
vs. OUTPUT POWER
MAX4411
toc30
OUTPUT POWER (mW)
POWER
DISSIPATION
(mW)
160
120
40
80
50
100
150
200
250
300
350
400
0
0200
INPUTS 180
°
OUT OF PHASE
fIN = 1kHz
RL = 16
Ω
VDD = 3V
POUT = POUTL + POUTR
INPUTS
IN PHASE
OUTPUT POWER vs. SUPPLY VOLTAGE
MAX4411
toc22
SUPPLY VOLTAGE (V)
OUTPUT
POWER
(mW)
3.3
3.0
2.7
2.4
2.1
20
40
60
80
100
120
140
160
180
200
0
1.8
3.6
fIN = 1kHz
RL = 16
Ω
THD+N = 1%
INPUTS
IN PHASE
INPUTS 180
°
OUT OF PHASE
OUTPUT POWER vs. SUPPLY VOLTAGE
MAX4411
toc23
SUPPLY VOLTAGE (V)
OUTPUT
POWER
(mW)
3.3
3.0
2.7
2.4
2.1
50
100
150
200
250
300
0
1.8
3.6
fIN = 1kHz
RL = 16
Ω
THD+N = 10%
INPUTS
IN PHASE
INPUTS 180
°
OUT OF PHASE
OUTPUT POWER vs. SUPPLY VOLTAGE
MAX4411
toc24
SUPPLY VOLTAGE (V)
OUTPUT
POWER
(mW)
3.3
3.0
2.7
2.4
2.1
20
40
60
80
100
120
140
0
1.8
3.6
fIN = 1kHz
RL = 32
Ω
THD+N = 1%
INPUTS 180
°
OUT OF PHASE
INPUTS
IN PHASE
OUTPUT POWER vs. SUPPLY VOLTAGE
MAX4411
toc25
SUPPLY VOLTAGE (V)
OUTPUT
POWER
(mW)
3.3
3.0
2.7
2.4
2.1
40
20
60
80
100
120
140
160
180
0
1.8
3.6
fIN = 1kHz
RL = 32
Ω
THD+N = 10%
INPUTS
IN PHASE
INPUTS 180
°
OUT OF PHASE
OUTPUT POWER vs. LOAD RESISTANCE
MAX4411
toc26
LOAD RESISTANCE (
Ω)
OUTPUT
POWER
(mW)
10k
1k
100
40
20
60
80
100
120
140
160
0
10
100k
VDD = 3V
fIN = 1kHz
THD+N = 1%
INPUTS 180
°
OUT OF PHASE
INPUTS
IN PHASE
OUTPUT POWER vs. LOAD RESISTANCE
MAX4411
toc27
LOAD RESISTANCE (
Ω)
OUTPUT
POWER
(mW)
10k
1k
100
50
100
150
200
250
0
10
100k
INPUTS
IN PHASE
INPUTS 180
°
OUT OF PHASE
VDD = 3V
fIN = 1kHz
THD+N = 10%
OUTPUT POWER vs. LOAD RESISTANCE
MAX4411
toc28
LOAD RESISTANCE (
Ω)
OUTPUT
POWER
(mW)
10k
1k
100
5
10
15
20
25
30
35
40
45
0
10
100k
INPUTS 180
°
OUT OF PHASE
INPUTS IN
PHASE
VDD = 1.8V
fIN = 1kHz
THD+N = 1%
OUTPUT POWER vs. LOAD RESISTANCE
MAX4411
toc29
LOAD RESISTANCE (
Ω)
OUTPUT
POWER
(mW)
10k
1k
100
10
20
30
40
50
60
70
0
10
100k
INPUTS 180
°
OUT OF PHASE
INPUTS IN
PHASE
VDD = 1.8V
fIN = 1kHz
THD+N = 10%
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