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參數(shù)資料
型號: MAX98300ETA+T
廠商: Maxim Integrated Products
文件頁數(shù): 8/14頁
文件大?。?/td> 0K
描述: IC AMP MONO CLASS D 2A 8TDFN
產(chǎn)品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 2,500
類型: D 類
輸出類型: 1-通道(單聲道)
在某負載時最大輸出功率 x 通道數(shù)量: 2.6W x 1 @ 4 歐姆
電源電壓: 2.6 V ~ 5.5 V
特點: 消除爆音,差分輸入,短路和熱保護,關閉
安裝類型: 表面貼裝
供應商設備封裝: 8-TDFN-EP(2x2)
封裝/外殼: 8-WFDFN 裸露焊盤
包裝: 帶卷 (TR)
3
Maxim Integrated
Mono 2.6W Class D Amplifier
MAX98300
ELECTRICAL CHARACTERISTICS (continued)
(VPVDD = VSHDN = 5.0V, VPGND = 0V, AV = 12dB (GAIN = PVDD), RL = J, RL connected between OUT+ to OUT-, AC measurement
bandwidth 20Hz to 22kHz, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25NC.) (Notes 1, 2)
Note 1: All devices are 100% production tested at +25NC. All temperature limits are guaranteed by design.
Note 2: Testing performed with a resistive load in series with an inductor to simulate an actual speaker load. For RL = 4I,
L = 33FH. For RL = 8I, L = 68FH.
Note 3: Amplifier inputs AC-coupled to ground.
Note 4: Mode transitions controlled by SHDN.
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Power-Supply Rejection Ratio
(Note 3)
PSRR
VPVDD = 2.6V to 5.5V, TA = +25NC
50
70
dB
VRIPPLE = 200mVP-P
f = 217Hz
67
f = 20kHz
63
Output Power
POUT
fIN = 1kHz, RL = 4I
THD+N = 1%
2.1
W
THD+N = 10%
2.6
fIN = 1kHz, RL = 8I
THD+N = 1%
1.35
THD+N = 10%
1.65
THD+N = 1%,
VPVDD = 3.7V
0.71
THD+N = 10%,
VPVDD = 3.7V
0.89
Total Harmonic Distortion Plus
Noise
THD+N
fIN = 1kHz
RL = 4I
POUT = 1W
0.05
%
RL = 8I
POUT = 0.5W
0.04
%
Oscillator Frequency
fOSC
300
kHz
Spread-Spectrum Bandwidth
±10
kHz
Efficiency
E
POUT = 1.3W, RL = 8I
89
%
Noise
VN
AV = 0dB, A-weighted (Note 3)
36
F
VRMS
Output Current Limit
ILIM
2
A
Thermal Shutdown Level
+160
N
C
Thermal Shutdown Hysteresis
20
N
C
DIGITAL INPUT (SHDN)
Input-Voltage High
VINH
1.4
V
Input-Voltage Low
VINL
0.4
V
Input Leakage Current
TA = +25NC
Q
10
F
A
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