MP7745 – 2 x20 W CLASS D STEREO SINGLE ENDED AUDIO AMPLIFIER

MP7745 Rev. 0.9

www.MonolithicPower.com

3

5/11/2009

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© 2009 MPS. All Rights Reserved.

Parameters

Symbol Condition

Min

Typ

Max

Units

Supply Current

Standby Current

40

100

µA

Quiescent Current

SW=0V

3

6

mA

Output Drivers

SW On Resistance

Sourcing and Sinking

0.25

Ω

Short Circuit Current

Sourcing and Sinking

4.5

A

Inputs

REF1/2, IN1/2, Input Common

Mode Voltage Range

0

2

V

REF1/2, IN1/2, Input Current

1

5

µA

1.8

2.5

V

EN Enable Threshold Voltage

0.8

1.2

V

EN Enable Input Current

1

µA

Thermal Shutdown

Thermal Shutdown Trip Point

150

°C

Thermal Shutdown Hysteresis

30

°C

Note:

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.