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MP7740DN 데이터시트(PDF) 3 Page - Monolithic Power Systems

부품명 MP7740DN
상세설명  15W Class D Mono Single Ended Audio Amplifer
PDF  12 Pages
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제조업체  MPS [Monolithic Power Systems]
홈페이지  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP7740DN 데이터시트(HTML) 3 Page - Monolithic Power Systems

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MP7740 – 15W CLASS D MONO SINGLE ENDED AUDIO AMPLIFIER
MP7740 Rev. 0.9
www.MonolithicPower.com
3
9/22/2009
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2009 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS (5, 6)
VDD = 24V, VEN = 5V, TA = +25°C, unless otherwise noted.
Parameters
Symbol Condition
Min
Typ
Max
Units
Supply Current
Standby Current
VEN = 0V
20
50
µA
Quiescent Current
SW=0V
1.5
3.0
mA
Output Drivers
SW On Resistance
Sourcing and Sinking
0.25
Ω
Short Circuit Current
Sourcing and Sinking
4.5
A
Inputs
PIN, NIN Input Common Mode
Voltage Range
0
VDD
2
VDD – 1.5
V
PIN, NIN Input Current
VPIN = VNIN = 12V
1
5
µA
VEN Rising
1.8
2.5
V
EN Enable Threshold Voltage
VEN Falling
0.8
1.2
V
EN Enable Input Current
VEN = 5V
1
µA
Thermal Shutdown
Thermal Shutdown Trip Point
TJ Rising
150
°C
Thermal Shutdown Hysteresis
30
°C
Notes:
5) The device is not guaranteed to function outside its operating rating.
6) Electrical Characteristics are for the IC only with no external components except bypass capacitors.
OPERATING SPECIFICATIONS (7)
Circuit of Figure 1, VDD = 24V, VEN = 5V, TA = +25°C, unless otherwise noted.
Parameters
Symbol Condition
Min
Typ
Max
Units
Standby Current
VEN = 0V
130
µA
Quiescent Current
13
mA
f = 1KHz, THD+N = 10%, 4Ω
Load
15
W
Power Output
f = 1KHz, THD+N = 10%, 8Ω
Load
8
W
POUT = 1W, f = 1kHz, 4Ω Load
0.05
%
THD+ Noise
POUT = 1W, f = 1kHz, 8Ω Load
0.018
%
f = 1KHz, POUT = 15W, 4Ω Load
90
%
Efficiency
f = 1KHz, POUT = 8W, 8Ω Load
90
%
Maximum Power Bandwidth
20
kHz
Dynamic Range
97
dB
Noise Floor
A-Weighted
103
µV
f = 1kHz
-60
dB
Power Supply Rejection
VCC=24V,
Gain=8.25V/V,
VRIPPLE=200mVPP
CR=100µF
f = 100Hz
-60
dB
Notes:
7) Operating Specifications are for the IC in Typical Application circuit (Figure 1).



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