TLE4473GV55-2 datasheet(10/16 Pages) INFINEON

부품명	TLE4473GV55-2

상세설명	Dual Low Drop Voltage Regulator

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제조업체	INFINEON [Infineon Technologies AG]

홈페이지	http://www.infineon.com

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10 / 16 page

Target Data Sheet

10

Rev. 0.2, 2005-07-26

TLE 4473 GV55-2

Inhibit Input INH2

Turn-on Voltage

V

INH2 ON

–

2.3

V

Q2 on

Turn-off Voltage

V

INH2 OFF

0.65

–

V

Q2 off

H-input current

I

INH2 ON

-1

3.2

6

µA

V

INH2 = 5.0 V (see

Page 13)

L-input current

I

INH2 OFF

-1

0.1

1

µA

0 V <

V

INH2 < 0.8 V

Watchdog and Reset Timing D2

Charge current

I

DC2

6.5

9.0

12.5

µA

V

D2 = 1 V

Discharge current

I

DD2

2.0

3.5

5.0

µA

V

D2 = 1 V

Upper timing

threshold

V

DU2

1.5

1.85

2.4

V

–

Lower timing

threshold

V

DL2

0.3

0.4

0.5

V

–

Saturation Voltage

V

D2,SAT

–

100

mV

V

Q2 < VRT2

Watchdog trigger

time

T

WI,tr

34

42

51

ms

C

D2 = 100 nF

Reset delay time

T

RD2

15

20

25

ms

C

D2 = 100 nF

Reset reaction time

T

rr

–

5.0

µs

C

D2 = 100 nF

Reset Output RO2

Reset switching

threshold

V

RT2

4.5

4.65

4.8

V

–

V

RT2/VQ2

90

93

96

%

–

Reset threshold

headroom

V

R2HEAD

200

350

500

mV

V

Q2 - VRT2

Reset output

sink current

I

RO2

1.6

–

mA

V

Q2 = 5 V, VD2 = 0 V;

V

RO2 = 0.3 V

Reset output

low voltage

V

RO2L

–

0.15

0.3

V

Q2 ≥ 1 V;

I

RO2 = 1 mA

Reset high voltage

V

RO2H

4.5

–

V

R

RO2,ext = 4.7 kΩ

Table 4

Electrical Characteristics (cont’d)

V

I1 = 13.5 V; VINH1 = VINH2 = 5 V; -40 °C < Tj < 150 °C; unless otherwise specified

Parameter

Symbol

Limit Values

Unit Test Condition

Min.

Typ.

Max.

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