TDA3673 查看數據表（PDF） - Philips Electronics

零件编号

产品描述 (功能)

比赛名单

TDA3673

Very low dropout voltage/quiescent current 3.3 V voltage regulator with enable

Philips Electronics 

Philips Semiconductors

Very low dropout voltage/quiescent current

3.3 V voltage regulator with enable

Preliminary specification

TDA3673

handboo5k,0h0alfpage

VREG(drop)

(mV)

400

MDA957

4

handbook, halfpage

VREG

(V)

3

MGS696

300

2

200

1

100

0

40

80

120

IREG (mA)

Fig.15 Dropout voltage as a function of the output

current.

0

0

100

200

300

IREG (mA)

VP = 8 V with pulsed load.

Fig.16 Fold back protection mode.

handbook−,3h0alfpage

SVRR

(dB)

−40

MDA956

(1)

(2)

−50

(3)

(1)

−60

(2)

−70 (3)

10

102

103

104

105

f (Hz)

IREG = 10 mA; C2 = 10 µF.

(1) SVRR at RL = 100 Ω.

(2) SVRR at RL = 500 Ω.

(3) SVRR at RL = 10 kΩ.

Fig.17 SVRR as a function of the ripple frequency.

2000 Feb 01

10

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