TDA6103Q/N1 データシートの表示（PDF） - Philips Electronics

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TDA6103Q/N1

Video output amplifier

Philips Electronics 

Philips Semiconductors

Triple video output amplifier

Preliminary specification

TDA6103Q

THERMAL RESISTANCE

SYMBOL

PARAMETER

Rth j-fin

Rth h-a

from junction to fin; note 1

from heatsink to ambient

Note

1. An external heatsink is necessary.

THERMAL RESISTANCE

11 K/W

18 K/W

6

5

P tot

(W)

4

MGA972

(1)

Thermal protection

The internal thermal protection circuit gives a decrease of

the slew rate at high temperatures: 10% decrease at

130 °C and 30% decrease at 145 °C (typical values on the

spot of the thermal protection circuit).

3

(2)

2

OUTPUTS

1

0

–50

0

50

100

150

T amb ( o C)

5 K/W

Thermal protection circuit

6 K/W

FIN

MGA970

(1) Infinite heatsink.

(2) No heatsink.

Fig.3 Power derating curves.

Fig.4 Equivalent thermal resistance network.

March 1994

4

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