MP7705 datasheet(2/10 Pages) MPS

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MP7705 – 12V, 2x5W/2x2.5W CLASS–D STEREO SINGLE ENDED AUDIO AMPLIFIER

MP7705 Rev. 1.1

www.MonolithicPower.com

9/18/2009

MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.

PACKAGE REFERENCE

Part Number*

Package

Temperature

MP7705DF

TSSOP20F

–40

°C to +85°C

* For Tape & Reel, add suffix –Z

For Lead Free, add suffix –LF

ABSOLUTE MAXIMUM RATINGS (1)

Supply Voltage VDD...................................... 16V

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 12V

Operating Temperature TA.........–40°C to +85°C

Thermal Resistance

(3)

θJA

θJC

TSSOP20F ............................. 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

VDD = 12V, VEN = 5V, TA = +25°C, unless otherwise noted.

Parameters

Symbol Condition

Min

Typ

Max

Units

Supply Current

Standby Current

VEN = 0V

µA

Quiescent Current

Output Drivers

SW On Resistance

Sourcing and Sinking

0.25

Ω

Short Circuit Current

Sourcing and Sinking

4.0

Inputs

REF1/2, IN1/2 Input Common

Mode Voltage Range

VDD

VDD – 1.5

REF1/2, IN1/2 Input Current

VPIN = VNIN = 6V

µA

VEN Rising

1.4

2.0

EN Enable Threshold Voltage

VEN Falling

0.4

1.2

EN Enable Input Current

VEN = 5V

µA

Thermal Shutdown

Thermal Shutdown Trip Point

TJ Rising

150

°C

Thermal Shutdown Hysteresis

°C

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