rev.

page

date

DESCRIPTION: point of load converter

3 of 11

09/2010

20050

phone 503.612.2300

www.cui.com

fax 503.612.2383

PART NUMBER: VPOL5A-5-SMT

4. Technical Specifications

(All specifications are typical at nominal input, full load at 25 unless otherwise noted.)

PARAMETER

NOTES and CONDITIONS

Device

Min.

Typical Max.

Units

ABSOLUTE MAXIMUM RATINGS

Input Voltage

Continuous

c

d

V

8

.

5

0

L

L

A

Operating Temp erature

See Thermal Considerations Section

5

8

+

0

4

-

L

L

A

5

2

1

+

5

5

-

L

L

A

e

r

u

t

a

r

e

p

m

e

T

e

g

a

r

o

t

S

INPUT CHARACTERISTICS

Operating Input Voltage

Vo,set

Vin-0.5 Vdc

ALL

5

5.5

Vdc

Input Under-Voltage Lockout

L

L

A

d

l

o

h

s

e

r

h

T

e

g

a

tl

o

V

n

O

-

n

r

u

T

2.0

L

L

A

d

l

o

h

s

e

r

h

T

e

g

a

tl

o

V

ff

O

-

n

r

u

T

1.9

Vdc

L

L

A

e

g

a

tl

o

V

s

i

s

e

r

e

t

s

y

H

t

u

o

k

c

o

L

0.1

Vdc

.

x

a

m

,

o

I

=

o

I

,

c

d

V

5

.

5

o

t

0

=

n

i

V

t

n

e

r

r

u

C

t

u

p

n

I

m

u

m

i

x

a

M

ALL

5

A

No-Load Input Current

Vo=0.75V

Vo=1.2V

Vo=1.5V

Vo=1.8V

Vo=2.0V

Vo=2.5V

Vo=3.3V

ALL

25

30

30

35

35

35

35

mA

L

L

A

t

n

e

r

r

u

c

e

l

d

i

t

u

p

n

i

n

w

o

d

t

u

h

S

t

n

e

r

r

u

C

t

u

p

n

I

r

e

tr

e

v

n

o

C

ff

O

10

mA

ALL

0.1

Input Reflected-Ripple Current

P-P thru 1uH inductor, 5Hz to 20MHz

ALL

150

mA

OUTPUT CHARACTERISTIC

Output Voltage Set Point

Vin=Nominal Vin , Io=Io.max, Tc=25

ALL

-1.5% Vo,set +1.5%

Vdc

L

L

A

r

o

t

s

i

s

e

r

l

a

n

r

e

t

x

e

n

a

y

b

d

e

t

c

e

l

e

S

e

g

n

a

R

t

n

e

m

t

s

u

j

d

A

m

ir

T

e

g

a

tl

o

V

t

u

p

t

u

O

0.75

3.63

Vdc

n

o

it

a

l

u

g

e

R

e

g

a

tl

o

V

t

u

p

t

u

O

L

L

A

x

a

m

.

o

I

o

t

n

i

m

.

o

I

=

o

I

n

o

it

a

l

u

g

e

R

d

a

o

L

-0.5

+0.5

%

%

4

.

0

+

4

.

0

-

L

L

A

e

n

il

h

g

i

h

o

t

e

n

il

w

o

l

=

n

i

V

n

o

it

a

l

u

g

e

R

e

n

i

L

Temperature Coefficient

Ta=-40

to 85

ALL

-0.03

+0.03

%/

Output Voltage Ripple and Noise

5Hz to 20MHz bandwidth

L

L

A

m

u

l

a

t

n

a

t

F

u

0

1

d

n

a

c

i

m

a

r

e

c

F

u

1

,

d

a

o

L

ll

u

F

k

a

e

P

-

o

t-

k

a

e

P

50

mV

L

L

A

m

u

l

a

t

n

a

t

F

u

0

1

d

n

a

c

i

m

a

r

e

c

F

u

1

,

d

a

o

L

ll

u

F

S

M

R

20

mV

F

u

0

0

0

3

L

L

A

R

S

E

w

o

L

d

a

o

L

e

v

it

i

c

a

p

a

C

l

a

n

r

e

t

x

E

A

5

0

L

L

A

e

g

n

a

R

t

n

e

r

r

u

C

t

u

p

t

u

O

g

n

it

a

r

e

p

O

Output DC Current-Limit Inception

Output Voltage =90% Nominal Output Voltage

ALL

6

9.5

15

A

e

d

o

M

p

u

c

c

i

H

h

ti

w

s

u

o

u

n

it

n

o

C

n

o

it

c

e

t

o

r

P

ti

u

c

ri

C

t

u

o

h

S

3.0

Vdc