TFA9882

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© NXP B.V. 2011. All rights reserved.

Product data sheet

Rev. 2 — 20 April 2011

13 of 31

NXP Semiconductors

TFA9882

3.4 W I2S input mono class-D audio amplifier

[1]

Measurements taken on the TFA9882 in a HVSON10 package (engineering samples) due to handling restrictions with WLCSP9.

11. Thermal characteristics

[1]

Measured on a JEDEC high K-factor test board (standard EIA/JESD 51-7).

[2]

Value depends on where measurement is taken on package.

12. Characteristics

12.1 DC characteristics

electrostatic discharge voltage

according to the Human Body Model (HBM)

[1]

pins OUTA and OUTB

−8+8

kV

any other pin

−2+2

kV

according to the Charge Device Model (CDM)

[1]

−500

+500

V

according to the Machine Model (MM)

[1]

−200

+200

V

Table 12.

In accordance with the Absolute Maximum Rating System (IEC 60134).

Symbol Parameter

Conditions

Min

Max

Unit

Table 13.

Thermal characteristics

Symbol

Parameter

Conditions

Typ

Unit

thermal resistance from junction to ambient

in free air; natural convection

JEDEC test board

[1] 128

K/W

2-layer application board

97

K/W

Ψ

j-top

thermal characterization parameter from

junction to top of package

[2] 12

K/W

Table 14.

DC characteristics

default slope and gain settings; unless otherwise specified.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

power supply voltage

2.5

-

5.5

V

digital supply voltage

1.65

1.8

1.95

V

power supply current

Operating mode with load

-

1.5

1.7

mA

-

1.38

-

mA

Mute mode

1.1

1.25

mA

Power-down mode

-

0.1

1

μA