參數(shù)資料
型號: MAX98500EWE+T
廠商: Maxim Integrated Products
文件頁數(shù): 14/15頁
文件大小: 0K
描述: IC AMP BOOST CLASS D 2.2W 16WLP
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: D 類
輸出類型: 1-通道(單聲道)
在某負(fù)載時最大輸出功率 x 通道數(shù)量: 2.2W x 1 @ 8 歐姆
電源電壓: 2.5 V ~ 5.5 V
特點: 消除爆音,差分輸入,短路和熱保護(hù),關(guān)閉
安裝類型: 表面貼裝
供應(yīng)商設(shè)備封裝: 16-WLP(2x2)
封裝/外殼: 16-UFBGA,WLCSP
包裝: 帶卷 (TR)
8 ______________________________________________________________________________________
MAX98500
Boosted 2.2W Class D Amplifier
with Automatic Level Control
Typical Operating Characteristics (continued)
(VBAT = 3.6V, RL = ∞ between SPKP and SPKN, AV = +15.5dB, RKNEE = VBAT, 20Hz to 22kHz AC measurement bandwidth, unless
otherwise noted.)
Boost Converter
EFFICIENCY vs. OUTPUT CURRENT
MAX98500
toc18
IOUT (mA)
EFFICIENCY
(%)
1400
1200
800 1000
400 600
200
82
84
86
88
90
92
94
96
98
100
80
0
1600
VBAT = 5V
VBAT = 4.2V
VBAT = 4V
VBAT = 3.6V
VBAT = 3V
VBAT = 3.3V
LOAD REGULATION vs. OUTPUT CURRENT
MAX98500
toc19
IOUT (mA)
LOAD
REGULATION
(%)
1400
1200
1000
800
600
400
200
-1.0
-0.8
-0.6
-0.4
-0.2
0
0.2
-1.2
0
1600
VBAT = 5V
VBAT = 4.2V
VBAT = 4V
VBAT = 3V
VBAT = 3.3V
VBAT = 3.6V
OUTPUT VOLTAGE vs. OUTPUT CURRENT
MAX98500
toc20
IOUT (A)
OUTPUT
VOLTAGE
(V)
1400
1200
200 400 600 800 1000
5.45
5.46
5.47
5.48
5.49
5.50
5.51
5.52
5.44
0
1600
VBAT = 3V
VBAT = 3.3V
VBAT = 3.6V
VBAT = 4.2V
VBAT = 5V
SWITCHING FREQUENCY
vs. BATTERY VOLTAGE
MAX98500
toc21
BATTERY VOLTAGE (V)
SWITCHING
FREQUENCY
(MHz)
4.3
4.1
3.9
3.7
3.5
3.3
3.1
2.9
2.7
1.98
IOUT = 100mA
2.00
2.02
2.04
1.96
2.5
4.5
IOUT = 500mA
SOFT-START
MAX98500 toc22
VCCOUT
2V/div
0V
1ms/div
SDBST
2V/div
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