TEA1081 datasheet(6/16 Pages) PHILIPS

Nome de Peças	TEA1081

Descrição Electrónicos	Supply circuit with power-down for telephone set peripherals

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Fabricante Electrônico	PHILIPS [NXP Semiconductors]

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6 / 16 page

September 1994

6

Philips Semiconductors

Product speciﬁcation

Supply circuit with power-down for

telephone set peripherals

TEA1081

LIMITING VALUES

In accordance with the Absolute Maximum Rating System (IEC 134).

THERMAL CHARACTERISTICS

SYMBOL

PARAMETER

CONDITIONS

MIN.

MAX.

UNIT

VLN

positive line voltage

continuous

−

12

V

during switch-on or line interruptions

−

12.5

V

VLN(RM)

repetitive peak line voltage for a

1 ms pulse per 5 s

12

Ω resistor in series with pin 1

−

28

V

VI

input voltage (all other terminals)

VVN − 0.5

VLN + 0.5

V

I1

DC input current

TEA1081

−

120

mA

TEA1081T

−

80

mA

II

input current (all other terminals)

−1+1

mA

Ptot

total power dissipation

see Fig.5

Tamb

operating ambient temperature

−25

+70

°C

Tstg

storage temperature

−40

+125

°C

Tj

junction temperature

−

+125

°C

SYMBOL

PARAMETER

VALUE

UNIT

Rth j-a

thermal resistance from junction to ambient in free air

TEA1081

120

K/W

TEA1081T (mounted on a printed-circuit board of 50

× 50 × 1.5 mm)

260

K/W

Fig.5 Power derating curves.

(1) TEA1081.

(2) TEA1081T.

handbook, halfpage

0

40

120

800

600

200

0

400

MLC170

80

20

100

60

(1)

(2)

Ptot

(mW)

T

( C)

amb

o

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