4

 2005 Semtech Corp.

www.semtech.com

POWER MANAGEMENT

SC2446A

Notes:

(1) Guaranteed by design not tested in production.

(2) This device is ESD sensitive. Use of standard ESD handling precautions is required.

Electrical Characteristics (Cont.)

r

e

t

e

m

a

r

a

Pl

o

b

m

y

Ss

n

o

i

t

i

d

n

o

Cn

i

Mp

y

Tx

a

Ms

t

i

n

U

s

t

u

p

t

u

O

M

W

P

t

n

e

r

r

u

C

e

c

r

u

o

S

k

a

e

PG

1

L

D

G

,

,

2

L

D

G

1

H

D

G

,

2

H

D

V

2

1

=

C

C

V

A4

A

m

t

n

e

r

r

u

C

k

n

i

S

k

a

e

PG

1

L

D

G

,

,

2

L

D

G

1

H

D

G

,

2

H

D

V

2

1

=

C

C

V

A3

A

m

e

g

a

tl

o

V

h

g

i

H

t

u

p

t

u

OI

e

c

r

u

o

S

O

C

°

0

7

~

0

,

A

m

2

.

1

=5

9

.

35

V

e

g

a

tl

o

V

w

o

L

t

u

p

t

u

O

I

k

n

i

S

O

A

m

1

=0

4

.

0

V

e

m

i

T

-

n

O

m

u

m

i

n

i

MT

A

C

°

5

2

=0

2

1s

n

e

l

b

a

n

E

d

n

a

f

f

o

h

c

t

a

L

d

a

o

l

r

e

v

O

,

t

r

a

t

S

-

t

f

o

S

t

n

e

r

r

u

C

g

n

i

g

r

a

h

C

t

r

a

t

S

-

tf

o

SI

,

1

S

S

I

2

S

S

V

1

S

S

=V

2

S

S

=V

5

.

18

.

1

µA

g

n

il

b

a

n

E

ff

o

h

c

t

a

L

d

a

o

lr

e

v

O

e

g

a

tl

o

V

t

r

a

t

S

-

tf

o

S

V

1

S

S

d

n

aV

2

S

S

g

n

i

s

a

e

r

c

n

I2

.

3V

ff

o

h

c

t

a

L

d

a

o

lr

e

v

O

d

l

o

h

s

e

r

h

T

-

1

N

I

V

1

S

S

V

,

V

8

.

3

=

-

1

N

I

g

n

i

s

a

e

r

c

e

DV

5

.

0

F

E

R

V

ff

o

h

c

t

a

L

d

a

o

lr

e

v

O

d

l

o

h

s

e

r

h

T

-

2

N

I

V

2

S

S

V

,

V

8

.

3

=

-

2

N

I

g

n

i

s

a

e

r

c

e

D

X

5

.

0

V

N

I

F

E

R

V

t

n

e

r

r

u

C

e

g

r

a

h

c

s

i

D

t

r

a

t

S

-

tf

o

SI

,

)

S

I

D

(

1

S

S

I

)

S

I

D

(

2

S

S

V

-

1

N

I

=V

5

.

0

F

E

R

,

V

-

2

N

I

=V

5

.

0

N

I

F

E

R

,

V

1

S

S

=V

2

S

S

=V

8

.

3

2

.

1

µA

y

r

e

v

o

c

e

R

ff

o

h

c

t

a

L

d

a

o

lr

e

v

O

e

g

a

tl

o

V

t

r

a

t

S

-

tf

o

S

V

,

1

V

C

R

S

S

V

2

V

C

R

S

S

V

1

S

S

d

n

aV

2

S

S

g

n

i

s

a

e

r

c

e

D3

.

05

.

07

.

0V

N

E

/

S

S

e

l

b

a

s

i

D

t

u

p

t

u

O

M

W

P

e

g

a

tl

o

V

7

.

08

.

0V

N

E

/

S

S

e

l

b

a

n

E

t

u

p

t

u

O

M

W

P

e

g

a

tl

o

V

2

.

15

.

1V

r

e

f

f

u

B

e

c

n

e

r

e

f

e

R

V

5

.

0

l

a

n

r

e

t

n

I

e

g

a

tl

o

V

t

u

p

t

u

OV

T

U

O

F

E

R

I

T

U

O

F

E

R

T

<

C

°

0

,

A

m

1

-

=

A

T

=

J

C

°

0

7

<5

9

40

0

55

0

5V

m

n

o

it

a

l

u

g

e

R

d

a

o

L

I

<

0

T

U

O

F

E

R

A

m

5

-

<5

0

.

0A

m

/

%

n

o

it

a

l

u

g

e

R

e

n

i

L

C

C

V

A

H

T

I

,

V

5

1

<

C

C

V

A

<

T

U

O

F

E

R

A

m

1

-

=%

2

0

.

0V

%

Unless specified: AVCC = 12V, SYNC = 0, R

-