MP1720 – 2.7W LOW EMI HIGH EFFICIENCY MONO CLASS-D AUDIO AMPLIFIER
PIN FUNCTIONS
Pin #
1
2
3
4
5
6
7
8
9
10
Name
VIN
INP
INN
DGND
SHDN
Description
Analog Power Supply
Positive differential input
Negative differential input
Analog Ground
Shutdown input (drive high to enable the MP1720)
Frequency select and external clock input;
CLK=GND: Operate frequency f
CLK
=1.0MHz
CLK=FLOAT: Operate frequency f
CLK
=1.3MHz
CLK=Clocked: Operate frequency f
CLK
=external clock frequency
Power Ground
Positive BTL output
Negative BTL output
Power Supply
Must be soldered to a ground on PCB
CLK
PGND
OUTP
OUTN
PVIN
Thermal Pad
MP1720 Rev. 1.01
8/9/2012
www.MonolithicPower.com
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