參數(shù)資料
型號: MAX9719DETE+T
廠商: Maxim Integrated Products
文件頁數(shù): 24/27頁
文件大小: 0K
描述: IC AMP AUDIO PWR 1.4W AB 16TQFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,500
類型: AB 類
輸出類型: 2 通道(立體聲)
在某負(fù)載時最大輸出功率 x 通道數(shù)量: 1.4W x 2 @ 4 歐姆
電源電壓: 2.7 V ~ 5.5 V
特點(diǎn): 消除爆音,差分輸入,關(guān)閉,熱保護(hù)
安裝類型: 表面貼裝
供應(yīng)商設(shè)備封裝: 16-TQFN-EP(4x4)
封裝/外殼: 16-WQFN 裸露焊盤
包裝: 帶卷 (TR)
MAX9718/MAX9719
Low-Cost, Mono/Stereo,
1.4W Differential Audio Power Amplifiers
6
_______________________________________________________________________________________
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER
MAX9718
toc13
OUTPUT POWER (mW)
THD+N
(%)
100
300
400
500
200
0.01
0.1
1
10
100
0.001
0600
fIN = 10kHz
fIN = 1kHz
fIN = 100Hz
VCC = 3V
RL = 4
Ω
AV = 2
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER
MAX9718
toc14
OUTPUT POWER (mW)
THD+N
(%)
100
300
400
500
200
0.01
0.1
1
10
100
0.001
0600
fIN = 1kHz
fIN = 100Hz
fIN = 10kHz
VCC = 3V
RL = 4
Ω
AV = 4
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER
MAX9718
toc15
OUTPUT POWER (mW)
THD+N
(%)
100
300
400
500
200
0.01
0.1
1
10
100
0.001
0600
fIN = 1kHz
fIN = 100Hz
fIN = 10kHz
VCC = 3V
RL = 8
Ω
AV = 2
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER
MAX9718
toc16
OUTPUT POWER (mW)
THD+N
(%)
100
300
400
500
200
0.01
0.1
1
10
100
0.001
0
fIN = 1kHz
fIN = 100Hz
fIN = 10kHz
VCC = 3V
RL = 8
Ω
AV = 4
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. COMMON-MODE VOLTAGE
MAX9718
toc17
COMMON-MODE VOLTAGE (V)
THD+N
(%)
13
4
5
2
0.001
0.01
0.0001
0
VCC = 5V
PO = 200mW
AV = 2
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. COMMON-MODE VOLTAGE
MAX9718
toc18
COMMON-MODE VOLTAGE (V)
THD+N
(%)
0.5
1.5
2.0
2.5
3.0
1.0
0.001
0.01
0.0001
0
VCC = 3V
PO = 200mW
AV = 2
OUTPUT POWER
vs. SUPPLY VOLTAGE
MAX9718
toc19
SUPPLY VOLTAGE (V)
OUTPUT
POWER
5.0
4.5
4.0
3.5
3.0
0.5
1.0
1.5
2.0
2.5
0
2.5
5.5
RL = 4
Ω
f = 1kHz
AV = 2
THD+N = 10%
THD+N = 1%
OUTPUT POWER
vs. SUPPLY VOLTAGE
MAX9718
toc20
SUPPLY VOLTAGE (V)
OUTPUT
POWER
(W)
5.0
4.5
4.0
3.5
3.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
0
2.5
5.5
RL = 8
Ω
f = 1kHz
AV = 2
THD+N = 10%
THD+N = 1%
OUTPUT POWER
vs. LOAD RESISTANCE
MAX9718
toc21
LOAD RESISTANCE (
Ω)
OUTPUT
POWER
(W)
100
10
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0
1
VCC = 5V
f = 1kHz
AV = 2
THD+N = 10%
THD+N = 1%
Typical Operating Characteristics (continued)
(VCC = 5V, CBIAS = 0.1μF, THD+N measurement bandwidth = 22Hz to 22kHz, TA = +25°C, unless otherwise noted.)
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