3

© 2004 Semtech Corp.

www.semtech.com

POWER MANAGEMENT

SC2677B

r

e

t

e

m

a

r

a

Pr

e

t

e

m

a

r

a

P

r

e

t

e

m

a

r

a

P

r

e

t

e

m

a

r

a

Pr

e

t

e

m

a

r

a

Ps

n

o

i

t

i

d

n

o

Cs

n

o

i

t

i

d

n

o

C

s

n

o

i

t

i

d

n

o

C

s

n

o

i

t

i

d

n

o

Cs

n

o

i

t

i

d

n

o

Cn

i

Mn

i

M n

i

M n

i

Mn

i

Mp

y

Tp

y

T p

y

T p

y

Tp

y

Tx

a

Mx

a

M x

a

M x

a

Mx

a

Ms

t

i

n

Us

t

i

n

U

s

t

i

n

U

s

t

i

n

Us

t

i

n

U

e

g

a

t

l

o

V

t

u

p

t

u

OV

T

U

O

V

=

B

F

5

9

4

.

00

0

5

.

05

0

5

.

0V

V

T

U

O

V

=

,

B

F

5

2

1

o

t

0

4

-

o

C2

9

4

.

00

0

5

.

08

0

5

.

0V

e

g

a

t

l

o

V

y

l

p

p

u

SV

C

C

5

.

45

1V

t

n

e

r

r

u

C

y

l

p

p

u

SV

C

C

0

.

5

=0

1A

m

O

L

V

UV

C

C

d

l

o

h

s

e

r

h

T

p

u

p

m

a

R4

8

.

2V

s

i

s

e

r

e

t

s

y

H

O

L

V

UV

C

C

0

0

1V

m

e

c

n

e

r

e

f

e

R

5

.

0V

n

o

i

t

a

l

u

g

e

R

d

a

o

L

e

c

n

e

r

e

f

e

RV

F

E

R

A

u

0

0

1

~

A

u

0

1

e

c

r

u

o

s2

.

0%

n

o

i

t

a

l

u

g

e

R

e

n

i

L

e

c

n

e

r

e

f

e

RV

5< V

C

C

<V

5

17

.

0%

n

o

i

t

a

l

u

g

e

R

e

n

i

L

t

u

p

t

u

OV

5< V

N

I

<V

5

17

.

0%

)

r

e

i

f

i

l

p

m

A

r

o

r

r

E

(

)

m

G

(

n

i

a

G

A

u

0

0

1

e

c

r

u

o

s

n

i

p

P

M

O

C4

5

6

V

/

A

m

)

r

e

i

f

i

l

p

m

A

r

o

r

r

E

e

v

a

l

S

(

e

g

a

t

l

o

V

t

e

s

f

f

O

t

u

p

n

I

3

-1

-0

V

m

)

r

e

i

f

i

l

p

m

A

r

o

r

r

E

(

t

n

e

r

r

u

C

x

a

Mk

n

i

S

,

e

c

r

u

o

S0

0

40

6

4A

µ

t

n

e

r

r

u

C

s

a

i

B

t

u

p

n

I2

N

I

-

,

2

N

I

+

,

1

N

I

-2

A

µ

Unless Specified: V

r

e

t

e

m

a

r

a

Pr

e

t

e

m

a

r

a

P

r

e

t

e

m

a

r

a

P

r

e

t

e

m

a

r

a

Pr

e

t

e

m

a

r

a

Pl

o

b

m

y

Sl

o

b

m

y

S

l

o

b

m

y

S

l

o

b

m

y

Sl

o

b

m

y

Ss

t

i

m

i

Ls

t

i

m

i

L

s

t

i

m

i

L

s

t

i

m

i

Ls

t

i

m

i

Ls

t

i

n

Us

t

i

n

U

s

t

i

n

U

s

t

i

n

Us

t

i

n

U

V

C

C

D

N

G

o

tV

IN

5

1

o

t

3

.

0

-V

D

N

G

o

t

D

N

G

P

1

±V

D

N

G

o

t

2

T

S

B

,

1

T

S

B

0

3

o

t

3

.

0

-V

D

N

G

o

t

C

T

S

B

0

2

o

t

3

.

0

-V

D

N

G

o

t

2

N

I

-

/

+

,

1

N

I

-

7V

D

N

G

o

t

2

P

M

O

C

,

1

P

M

O

C

7V

D

N

G

o

t

2

H

D

,

1

H

D

)

6

(

0

3

o

t

3

.

0

-V

D

N

G

o

t

2

L

D

,

1

L

D

3

.

0

+

C

T

S

B

o

t

3

.

0

-V

S

n

0

5

(

k

a

e

p

3

1

(

V

-

2

S

C

,

+

2

S

C

,

-

1

S

C

,

+

1

S

C

7V

D

N

G

o

t

D

G

R

W

P

V

C

C

3

.

0

+V

G

N

I

S

A

H

P

7V

D

N

G

o

t

A

N

E

/

S

S

7

o

t

3

.

0

-V

e

s

a

C

o

t

n

o

i

t

c

n

u

J

e

c

n

a

t

s

i

s

e

R

l

a

m

r

e

h

T

4

2

-

P

O

S

S

T

P

D

E

4

2

-

P

O

S

S

T

θ

C

J

7

1

5

.

5

W

/

C

°

t

n

e

i

b

m

A

o

t

n

o

i

t

c

n

u

J

e

c

n

a

t

s

i

s

e

R

l

a

m

r

e

h

T

4

2

-

P

O

S

S

T

P

D

E

4

2

-

P

O

S

S

T

θ

A

J

0

9

2

3

W

/

C

°

e

g

n

a

R

e

r

u

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

5

8

o

t

0

4

-C

°

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

i

t

a

r

e

p

OT

J

5

2

1

o

t

0

4

-C

°

e

g

n

a

R

e

r

u

t

a

r

e

p

m

e

T

e

g

a

r

o

t

ST

G

T

S

0

5

1

+

o

t

5

6

-C

°

c

e

s

0

1

)

g

n

i

r

e

d

l

o

S

(

e

r

u

t

a

r

e

p

m

e

T

d

a

e

LT

D

A

E

L

0

0

3C

°

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

the “Electrical Characteristics” section is not recommended.

Electrical Characteristics

Absolute Maximum Rating