5

 2004 Semtech Corp.

www.semtech.com

SC1404

POWER MANAGEMENT

Electrical Characteristics Cont.

Notes:

(1) This device is ESD sensitive. Use of standard ESD handling procedures required.

(2) Applicable from 0 to +85°C.

Unless otherwise noted: V+ = 15V, both PWMs on, SYNC = 0V, VL load = 0mA, REF load = 0mA, PSAVE# = 0V, T

Typical values are at T

R

E

T

E

M

A

R

A

PS

N

O

I

T

I

D

N

O

CN

I

MP

Y

TX

A

MS

T

I

N

U

t

n

e

r

r

u

C

e

g

a

k

a

e

L

t

u

p

n

I

C

N

Y

S

,

5

N

O

,

#

E

V

A

S

PF

E

R

=

Q

E

S1

-1

+A

µ

3

N

O

t

n

e

r

r

u

C

e

g

a

k

a

e

L

t

u

p

n

IV

5

1

=

3

N

O2

-2

+A

µ

#

N

D

H

S

t

n

e

r

r

u

C

e

g

a

k

a

e

L

t

u

p

n

IV

5

1

=

#

N

D

H

S1

-3

0

1

+A

µ

e

g

a

t

l

o

V

w

o

L

t

u

p

t

u

O

c

i

g

o

LA

m

4

=

K

N

I

S

I

,

#

T

E

S

E

R4

.

0V

t

n

e

r

r

u

C

h

g

i

H

t

u

p

t

u

O

c

i

g

o

LV

5

.

3

=

#

T

E

S

E

R1

A

m

e

c

n

a

t

s

i

s

e

R

n

w

o

d

-l

l

u

P

5

N

OF

E

R

=

Q

E

S

,

V

0

=

3

N

O

,

5

N

O0

0

1s

m

h

o

t

n

e

r

r

u

C

e

c

r

u

o

S

/

k

n

i

S

r

e

v

ir

D

e

t

a

G

V

5

.

2

o

t

d

e

c

r

o

f

,

5

H

D

,

5

L

D

,

3

H

D

,

3

L

D1

A

e

c

n

a

t

s

i

s

e

R

-

n

O

r

e

v

ir

D

e

t

a

G

,

3

E

S

A

H

P

o

t

3

H

D

,

3

H

D

o

t

3

T

S

B

,

5

E

S

A

H

P

o

t

5

H

D

,

5

H

D

o

t

5

T

S

B

,

D

N

G

P

o

t

3

L

D

,

3

L

D

o

t

L

V

D

N

G

P

o

t

5

L

D

,

5

L

D

o

t

L

V

5

.

17

s

m

h

o

d

l

o

h

s

e

r

h

T

p

a

lr

e

v

O

-

n

o

ND

N

G

o

t

,

5

E

S

A

H

P

,

3

E

S

A

H

P0

.

1V

)

p

a

lr

e

v

O

-

n

o

N

(

h

g

u

o

r

h

t

-

t

o

o

h

S

y

a

l

e

D

e

g

d

e

g

n

i

s

ir

x

L

D

o

t

e

g

d

e

g

n

il

l

a

f

x

H

D

e

g

d

e

g

n

i

s

ir

x

H

D

o

t

e

g

d

e

g

n

il

l

a

f

x

L

D

,

x

L

D

d

n

a

x

H

D

n

o

d

l

o

h

s

e

r

h

t

V

1

(

)

x

H

D

r

o

x

L

D

n

o

e

c

n

a

t

i

c

a

p

a

c

l

a

n

r

e

t

x

e

o

n

0

1

5

3

7

1

5

7

5

2

5

1

1

c

e

s

n

R

O

T

A

L

U

G

E

R

R

A

E

N

I

L

V

2

1

d

l

o

h

s

e

r

h

T

t

n

u

h

S

D

D

V%

5

=

s

i

s

e

r

e

t

s

y

h

,

e

g

d

e

g

n

i

s

i

R7

11

2V

t

n

e

r

r

u

C

t

n

u

h

S

D

D

VV

0

2

=

D

D

V5

0

10

3A

m

t

n

e

r

r

u

C

e

g

a

k

a

e

L

D

D

Ve

d

o

m

y

b

d

n

a

t

S

,

V

5

=

D

D

V0

3A

µ

e

g

a

t

l

o

V

t

u

p

t

u

O

T

U

O

2

1A

m

0

0

2

<

d

a

o

L

<

A

m

05

5

.

1

11

.

2

15

7

.

2

1V

t

i

m

i

L

t

n

e

r

r

u

C

T

U

O

2

1

V

3

1

=

D

D

V

,

V

1

1

o

t

d

e

c

r

o

f

T

U

O

2

10

0

2A

m

d

l

o

h

s

e

r

h

T

n

o

it

a

l

u

g

e

R

T

U

O

2

1e

g

d

e

g

n

il

l

a

F9

.

1

1V

t

n

e

r

r

u

C

D

D

V

t

n

e

c

s

e

i

u

Q

d

a

o

l

T

U

O

2

1

o

n

,

e

d

o

m

n

u

r

,

V

8

1

=

D

D

V0

80

0

1A

µ