TDA3674 查看數據表（PDF） - Philips Electronics

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TDA3674

Low dropout voltage/quiescent current 5 V voltage regulator with enable

Philips Electronics 

Philips Semiconductors

Low dropout voltage/quiescent current 5 V

voltage regulator with enable

Preliminary specification

TDA3674

Additional application information

This section gives typical curves for various parameters measured on the TDA3674AT. Standard test conditions are:

VP = 14.4 V; Tamb = 25 °C.

25

handbook, halfpage

Iq

(µA)

20

MDA947

15

10

5

0

0

10

IREG = 0 mA.

20

30

VP (V)

Fig.7 Quiescent current as a function of the

supply voltage.

handbook, h4alfpage

Iq

(mA)

3

MDA949

2

1

0

0

10

20

30

40

50

VP (V)

Fig.8 Quiescent current as a function of high

supply voltage.

handbook, h2alfpage

Iq

(1)

(mA)

1.5

MDA951

1

0.5

(2)

0

−40

0

40

80

120

160

Tj (°C)

(1) Iq at 50 mA load.

(2) Iq at 10 mA load.

Fig.9 Quiescent current as a function of the

junction temperature.

2000 Feb 01

0.48

handbook, halfpage

Iq

(mA)

0.44

MDA948

0.40

0.36

5

10

15

20

25

VP (V)

IREG = 10 mA.

Fig.10 Quiescent current as a function of the

supply voltage.

8

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