TDF8599 datasheet(2/52 Pages) NXP

2 / 52 page

TDF8599_1

Product data sheet

Rev. 01 — 13 November 2008

2 of 52

NXP Semiconductors

TDF8599

Class-D power ampliﬁer with load diagnostics

I I2C-bus mode:

N DC load detection

N AC load detection

N Thermal pre-warning diagnostic level setting

N Identiﬁcation of activated protections or warnings

N Selectable diagnostic information available using pin DIAG

I Qualiﬁed in accordance with AEC-Q100

Applications

I Car audio applications

Quick reference data

[1]

Output power is measured indirectly based on RDSon measurement.

Ordering information

Table 1.

Quick reference data

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

General; Vp = 14.4 V

supply voltage

14.4

Istb

standby current

voltage on pin EN < 0.8 V

µA

Iq(tot)

total quiescent current

Operating mode; no load, snubbers and

ﬁlter connected

120

Dual BTL channel; Vp = 14.4 V

output power

Stereo mode;

THD = 1 %; RL =4 Ω

[1] 18

THD = 10 %; RL =4 Ω

square wave (EIAJ); RL =4 Ω

-40

THD = 1 %; RL =2 Ω

THD = 10 %; RL =2 Ω

square wave (EIAJ); RL =2 Ω

-70

Parallel mode

THD = 10 %; RL =1 Ω

[1] -85

Table 2.

Ordering information

Type number

Package

Name

Description

Version

TDF8599TH

HSOP36

plastic, heatsink small outline package; 36 leads; low stand-off height

SOT851-2

TDF8599TD

HSOP36

plastic, heatsink small outline package; 36 leads; low stand-off height

SOT938-1

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