參數(shù)資料
型號(hào): MAX9773ETG+T
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 19/21頁(yè)
文件大?。?/td> 0K
描述: IC AMP AUDIO PWR 1.8W D 24TQFN
標(biāo)準(zhǔn)包裝: 2,500
類型: D 類
輸出類型: 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: 1.8W x 2 @ 4 歐姆
電源電壓: 2.6 V ~ 5.5 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)
MAX9773
1.8W, Filterless, Ultra-Low EMI,
Stereo Class D Audio Power Amplifier
_______________________________________________________________________________________
7
TURN-ON/TURN-OFF RESPONSE
MAX9773 toc25
20ms/div
SHDN
2V/div
1V/div
MAX9773
DIFFERENTIAL
OUTPUT
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX9773
toc26
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
4.5
5.5
5.0
3.0
3.5
4.0
8
11
14
17
20
5
2.5
6.0
SSM
FFM
BOTH CHANNELS DRIVEN
SHUTDOWN CURRENT
vs. SUPPLY VOLTAGE
MAX9773
toc27
SUPPLY VOLTAGE (V)
SHUTDOWN
CURRENT
(
A)
4.5
5.5
5.0
3.0
3.5
4.0
0.08
0.06
0.10
0.12
0.14
0.16
2.5
6.0
Typical Operating Characteristics (continued)
(VDD = VPVDD = VSHDN = 3.3V, VGND = VPGND = 0V, SYNC = VDD (SSM), gain = 12dB (GAIN1 = 1, GAIN2 = 1)).
WIDEBAND OUTPUT SPECTRUM
(FFM MODE)
MAX9773
toc23
FREQUENCY (MHz)
OUTPUT
AMPLITUDE
(dBV)
10
1
-90
-70
-50
-30
-10
-80
-60
-40
-20
0
-100
0.1
100
RL = 8
,
VDD = 5V
INPUTS
AC-GROUNDED
WIDEBAND OUTPUT SPECTRUM
(SSM MODE (SPEAKER MODE))
MAX9773
toc24
FREQUENCY (MHz)
OUTPUT
AMPLITUDE
(dBV)
10
1
-90
-70
-50
-30
-10
-80
-60
-40
-20
0
-100
0.1
100
RL = 8
,
VDD = 5V
INPUTS
AC-GROUNDED
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