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參數(shù)資料
型號(hào): MAX98400BETG+T
廠(chǎng)商: Maxim Integrated Products
文件頁(yè)數(shù): 24/26頁(yè)
文件大?。?/td> 0K
描述: IC AMP AUDIO STEREO D 24TQFN
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(lèi)型: D 類(lèi)
輸出類(lèi)型: 2 通道(立體聲)
在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量: 12W x 2 @ 8 歐姆
電源電壓: 8 V ~ 28 V
特點(diǎn): 消除爆音,差分輸入,短路和熱保護(hù),關(guān)閉
安裝類(lèi)型: 表面貼裝
供應(yīng)商設(shè)備封裝: 24-TQFN-EP(4x4)
封裝/外殼: 24-WFQFN 裸露焊盤(pán)
包裝: 帶卷 (TR)
Stereo, High-Power, Class D Amplifiers
MAX98400A/MAX98400B
7
Typical Operating Characteristics
(MAX98400A, VPVDD = 18V, VSHDN = 5V, LIM_TH = VS, TEMPLOCK = unconnected; G1 = GND, G2 = open (gain = 20.1dB), CIN =
CREL = C1 = C2 = 1FF, typical values are at TA = +25NC, unless otherwise noted.)
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX98400
toc01
FREQUENCY (kHz)
THD+N
(%)
10
1
0.1
0.01
0.1
1
0.001
0.01
100
POUT = 0.5W
VPVDD = 12V
8I LOAD
POUT = 4W
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX98400
toc02
FREQUENCY (kHz)
THD+N
(%)
10
1
0.1
0.01
0.1
1
0.001
0.01
100
POUT = 1W
VPVDD = 12V
4I LOAD
POUT = 7W
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX98400
toc03
FREQUENCY (kHz)
THD+N
(%)
10
1
0.1
0.01
0.1
1
0.001
0.01
100
POUT = 1W
VPVDD = 18V
8I LOAD
POUT = 10W
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER
MAX98400
toc04
OUTPUT POWER (W)
THD+N
(%)
10
8
6
4
2
0.01
0.1
1
10
0.001
0
12
f = 6kHz
f = 1kHz
VPVDD = 12V
8I LOAD
f = 100Hz
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER
MAX98400
toc05
OUTPUT POWER (W)
THD+N
(%)
20
16
12
8
4
0.01
0.1
1
10
0.001
0
24
f = 6kHz
f = 1kHz
VPVDD = 18V
8I LOAD
f = 100Hz
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER
MAX98400
toc06
OUTPUT POWER (W)
THD+N
(%)
40
32
24
16
8
0.01
0.1
1
10
0.001
0
48
f = 6kHz
f = 1kHz
f = 100Hz
VPVDD = 24V
RL = 8I
STOPS BEFORE 10% THD+N
DUE TO THERMAL LIMITING OF
THERMAL FOLDBACK FEATURE
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER
MAX98400
toc07
OUTPUT POWER (W)
16
14
12
10
8
6
4
2
0
18
THD+N
(%)
0.01
0.1
1
10
0.001
f = 6kHz
f = 1kHz
f = 100Hz
VPVDD = 12V
4I LOAD
EFFICIENCY vs. OUTPUT POWER
MAX98400
toc08
TOTAL OUTPUT POWER (W)
EFFICIENCY
(%)
18
16
12 14
4
6
8 10
2
10
20
30
40
50
60
70
80
90
100
0
20
VPVDD = 12V,
8I LOAD,
BOTH CHANNELS DRIVEN
EFFICIENCY vs. OUTPUT POWER
MAX98400
toc09
TOTAL OUTPUT POWER (W)
35
30
20
25
10
15
5
0
40
EFFICIENCY
(%)
10
20
30
40
50
60
70
80
90
100
0
VPVDD = 18V,
8I LOAD,
BOTH CHANNELS DRIVEN
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