TDA3668 データシートの表示（PDF） - Philips Electronics

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TDA3668

Very low dropout voltage/quiescent current 5 V regulator with overvoltage switch off

Philips Electronics 

Philips Semiconductors

Very low dropout voltage/quiescent current

5 V regulator with overvoltage switch off

Preliminary specification

TDA3668AT

2

handbook, halfpage

Iq

(mA)

1.8

MDA950

1.6

1.4

5

10

15

20

25

VP (V)

IREG = 50 mA.

Fig.12 Quiescent current as a function of the

supply voltage.

handbook, h4alfpage

Iq

(mA)

3

MDA952

2

1

0

0

20

40

60

80

100

IREG (mA)

Fig.13 Quiescent current as a function of the

output current.

5.10

handbook, halfpage

VREG

(V)

5.05

MDA953

6

handbook, halfpage

VREG

(V)

4

MDA955

5.00

2

4.95

−50

0

50

100

150

200

Tj (°C)

IREG = 0 mA.

Fig.14 Output voltage as a function of the junction

temperature.

0

−50

0

50

100

150

200

Tj (°C)

IREG = 0 mA.

Fig.15 Output voltage thermal protection as a

function of the junction temperature.

2000 Feb 01

9

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