2

 2002 Semtech Corp.

www.semtech.com

POWER MANAGEMENT

SC1544

PRELIMINARY

Absolute Maximum Ratings

r

e

t

e

m

a

r

a

Pl

o

b

m

y

Sm

u

m

i

x

a

Ms

t

i

n

U

e

g

a

t

l

o

V

y

l

p

p

u

S

t

u

p

n

IV

B

S

V

5

7

o

t

6

.

0

-V

s

n

i

P

t

u

p

n

I

c

i

g

o

L

V

o

t

6

.

0

-

B

S

V

5

V

e

g

a

t

l

o

V

t

u

p

t

u

O

p

m

u

P

e

g

r

a

h

CV

C

F

2

.

3

1

o

t

6

.

0

-V

e

s

a

C

o

t

n

o

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t

c

n

u

J

e

c

n

a

d

e

p

m

I

l

a

m

r

e

h

T

θ

C

J

6

.

5

1W

/

C

°

t

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e

i

b

m

A

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n

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t

c

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u

J

e

c

n

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R

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r

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h

T

θ

A

J

8

.

3

8W

/

C

°

e

g

n

a

R

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r

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t

a

r

e

p

m

e

T

t

n

e

i

b

m

A

g

n

i

t

a

r

e

p

OT

A

0

7

o

t

0C

°

e

g

n

a

R

e

r

u

t

a

r

e

p

m

e

T

n

o

i

t

c

n

u

J

g

n

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t

a

r

e

p

OT

J

5

2

1

o

t

0C

°

e

g

n

a

R

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r

u

t

a

r

e

p

m

e

T

e

g

a

r

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t

ST

G

T

S

0

5

1

+

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t

5

6

-C

°

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c

e

S

0

1

)

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n

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r

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d

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S

(

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r

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p

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T

d

a

e

LT

D

A

E

L

0

0

3C

°

Unless specified: all applicable silver box supplies (3.3V, 5V, 5VSB) ± 5%, GND = 0V, V

operating ambient temperature range.

r

e

t

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m

a

r

a

Pl

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b

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y

Ss

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d

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C

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Tx

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Ms

t

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U

N

I

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g

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t

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V

y

l

p

p

u

SV

B

S

V

5

5

.

4

0

.

5

5

.

5

V

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C

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u

QI

Q

)

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,

5

S

,

3

S

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0

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ll

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15

1A

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0

2

t

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v

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U

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V

d

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h

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TV

O

L

V

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V

B

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V

5

g

n

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s

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R

5

.

3

0

.

4

4

.

4

V

)

B

S

U

,

T

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D

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P

Y

T

,

5

S

/

,

3

S

/

,

K

O

_

R

W

P

,

I

C

P

,

N

E

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C

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P

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L

)

2

(

I

K

N

I

S

V

S

A

I

B

s

n

i

p

c

i

g

o

l

ll

a

,

V

5

=1

.

0

1

A

µ

t

n

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r

r

u

C

e

c

r

u

o

S

n

i

P

c

i

g

o

LI

E

C

R

U

O

S

V

,

N

E

N

E

V

0

=5

.

0

3

A

µ

V

,

B

S

U

,

T

E

D

E

P

Y

T

,

I

C

P

N

I

P

V

0

=0

5

0

0

2

V

,

K

O

_

R

W

P

,

3

S

/

N

I

P

V

0

=0

0

1

0

0

4

V

,

5

S

/

5

S

/

V

0

=0

5

1

0

0

6

e

g

a

t

l

o

V

d

l

o

h

s

e

r

h

TV

H

I

4

.

2

V

V

L

I

8

.

0

V

t

u

p

t

u

O

V

8

.

1

e

g

a

t

l

o

V

t

u

p

t

u

O

)

3

(

V

V

8

.

1

A

m

1

≤ I

T

U

O

≤

A

m

0

2

74

6

7

.

10

0

8

.

16

3

8

.

1V

6

4

7

.

14

5

8

.

1

Exceeding the specifications below may result in permanent damage to the device, or device malfunction. Operation outside of the parameters specified

in the Electrical Characteristics section is not implied.