Rainbow-electronics BD46232G Manual de usuario descargar pdf (Pagina 3)

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Voltage detectors

BD45XXXG

BD46XXXG

521 43 1076 98

0.5

1.0

1.5

VDD

(V)

I

DD

(µA)

0

(BD45281G)

3.50.5 1.5 2.5 3 4.54 5.5521

1

2

3

4

5

6

7

8

9

0

VDD

(V)

VOUT

(V)

Ta=25˚C

Ta=25˚C

(BD45421G)

18

(mA)

1.5 2 2.5

10

15

0.5 1

5

0

VDS

(V)

IOL

VDD=1.2V

VDD=2.4V

(BD45281G)

Timing waveform

VDD

VDD

VOUTER

GND

A

VDD

VDS

VDD

VOUT

GND

A

0 50–40 90

Ta

(˚C)

3.4

3.8

4.2

4.6

5.0

5.4

VDET

(V)

(BD45421G)

low to high(V

DET

+∆V

DET

)

high to low(V

DET

)

VDD

VDS

VDD

VOUT

GND

A

ER ER

RL=470KΩ

VDD

V

VDD

VOUT

GND

ER

RL=470KΩ

VDD

V

VDD

VOUT

GND

ER

3 4 5 6

10

15

1 2

2

5

0

VDS

(V)

IDS

(mA)

V

DD

=4.8V

V

DD

=6

.0V

(BD46281G)

tPLH tPLH

tPHL tPHL

tPLH

VDD

VDD

VOUT

ER

VDET

0V

VOH

VOL

VEH

VDET+∆VDET

Circuit current "L" output current "H" output current

I/O characteristic Detection voltage

1 2 3 4 5

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