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Thermal characteristics, Characteristics, 1 static characteristics – NXP Semiconductors TFA9810 User Manual

Page 15: Tfa9810, Nxp semiconductors

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TFA9810_3

© NXP B.V. 2008. All rights reserved.

Product data sheet

Rev. 03 — 20 February 2008

15 of 29

NXP Semiconductors

TFA9810

Audio amplifier 2 x 12 W

11. Thermal characteristics

[1]

Measured in a JEDEC high K-factor test board (standard EIA/JESD 51-7) in free air with natural convection.

[2]

Strongly depends on where the measurement is taken on the case.

12. Characteristics

12.1 Static characteristics

V

x

voltage on pin x

DIAG

V

SS

0.3

+12

V

IN1P - IN1N

12

+12

V

IN2P - IN2N

12

+12

V

all other pins

V

SS

0.3

V

DD

+ 0.3

V

V

esd

electrostatic discharge voltage

VINX with
respect to
other pins

1500

+1500

V

all other pins

2000

+2000

V

Table 7.

Limiting values

…continued

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

Symbol

Parameter

Conditions

Min

Max

Unit

Table 8.

Characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

R

th(j-a)

thermal resistance
from junction to
ambient

SO32. JEDEC test board

SO32. Two-layer application
board

[1]

-

-

41

44

44

-

K/W

K/W

Ψ

j-lead

thermal
characterization
parameter from
junction to lead

SO32

[1]

30

K/W

Ψ

j-top

thermal
characterization
parameter from
junction to top of
package

SO32

[1] [2]

4

8

K/W

Table 9.

Static characteristics

T

amb

= 25

°

C; V

P

= 12 V; f

osc

= 550 kHz;

Figure 33

unless otherwise specified

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Supply voltage

V

P

supply voltage

V

P

= V

DDPx

V

SSPx

8

12

20

V

I

off

off-state current

off mode

-

110

200

µ

A

I

q

quiescent current

with load, filter, and snubbers
connected

-

35

45

mA

ENABLE input

V

IL

LOW-level input voltage

with respect to V

SSD

0.3

-

+0.8

V

V

IH

HIGH-level input voltage

with respect to V

SSD

3

-

V

P

V