MP7748 – 2X20W STEREO SINGLE ENDED CLASS D AUDIO AMPLIFIER

MP7748 Rev. 1.0

www.MonolithicPower.com

3

1/28/2011

MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.

© 2011 MPS. All Rights Reserved.

Parameters

Symbol Condition

Min

Typ

Max

Units

Supply Current

Standby Current

140

µA

Quiescent Current

SW=Low

3

6

mA

Output Drivers

SW On Resistance

Sourcing and Sinking

0.25

Ω

Short Circuit Current

Sourcing and Sinking

4.5

A

Inputs

EN Enable Threshold Voltage

1.4

2.0

V

0.4

1.0

V

EN Enable Input Current

5

µA

External

Undervoltage

Detection

4

V

External

Undervoltage

Detection Hysteresis Voltage

0.3

V

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.