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MP7731 Datasheet(PDF) 2 Page - Monolithic Power Systems

Part # MP7731
Description  5W - 30W Class D Mono Bridged Audio Amplifier
PDF  9 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP7731 Datasheet(HTML) 2 Page - Monolithic Power Systems

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MP7731 – 5W – 30W CLASS D MONO BRIDGED AUDIO AMPLIFIER
MP7731 Rev. 1.8
www.MonolithicPower.com
2
9/25/2006
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2006 MPS. All Rights Reserved.
PACKAGE REFERENCE
NC
PIN1
NIN1
AGND1
NC
EN1
NIN2
PIN2
AGND2
EN2
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
PGND1
SW1
VDD1
BS1
NC
PGND2
SW2
VDD2
BS2
NC
MP7731
EXPOSED PAD
Part Number*
Package
Temperature
MP7731DF
TSSOP20
–40
°C to +85°C
* For Tape & Reel, add suffix –Z (eg. MP7731DF–Z)
For RoHS compliant packaging, add suffix –LF (eg.
MP7731DF–LF–Z)
ABSOLUTE MAXIMUM RATINGS
(1)
Supply Voltage VDD............................................. 26V
BS Voltage ............................ VSW-0.3V to VSW+6.5V
Enable Voltage VEN................................. -0.3V to 6V
VSW, VPIN, VNIN..................................... -1V to VDD+1V
AGND to PGND................................... -0.3V to 0.3V
Junction Temperature......................................150˚C
Lead Temperature ...........................................260˚C
Storage Temperature ....................... -65˚C to 150˚C
Recommended Operating Conditions
(2)
Supply Voltage VDD................................ 9.5V to 18V
Operating Temperature TA................. -40˚C to 85˚C
Thermal Resistance
(3)
θJA
θJC
TSSOP20 ............................... 40 ....... 6....
°C/W
Notes:
1) Exceeding these ratings may damage the device.
2) The device is not guaranteed to function outside of its
operating conditions.
3) Measured on approximately 1” square of 1 oz copper.
ELECTRICAL CHARACTERISTICS
(4)
VDD = 16.5V, VEN = 5V, RL = 4Ω, TA = +25°C, unless otherwise noted.
Parameter
Symbol Condition
Min
Typ
Max
Units
Standby Current
VEN = 0V
2
10
µA
Quiescent Current
3
6
mA
SW On Resistance
Sourcing and Sinking
0.18
Ω
Short Circuit Current
Sourcing and Sinking
5.0
A
PIN, NIN Input Common Mode
Voltage Range
0
VDD/2
VDD-1.5
V
PIN, NIN Input Current
VPIN=VNIN=8V
1
5
µA
VEN Rising
1.4
2.0
V
EN Enable Threshold Voltage
VEN Falling
0.4
1.2
V
EN Enable Input Current
VEN = 5V
1
µA
Thermal Shutdown Trip Point
TJ Rising
150
°C
Thermal Shutdown Hysteresis
30
°C



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