Characteristic curves, Austin microlynx, Continued) – GE Industrial Solutions Austin Microlynx II SIP User Manual

Page 8

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background image

Data Sheet
October 2, 2009

Austin MicroLynx

TM

II SIP Non-isolated Power Modules:

2.4 – 5.5Vdc input; 0.75Vdc to 3.63Vdc Output; 6A output current

LINEAGE

POWER

8

Characteristic Curves

(continued)

The following figures provide typical characteristics for the Austin MicroLynx

TM

II SIP modules at 25ºC.

O

U

T

P

UT

C

U

R

R

E

N

T

, O

U

T

P

UT

VO

LT

A

G

E

I

O

(A

) (2

A

/d

iv)

V

O

(V

) (100mV/

di

v)

TIME, t (10

μs/div)

OU

TPU

T

V

O

L

T

A

G

E

,

IN

PU

T

VO

LT

AG

E

V

o

(V

) (1

V

/di

v)

V

IN

(V

) (2

V

/di

v)

TIME, t (2 ms/div)

Figure 13. Transient Response to Dynamic Load
Change from 100% of 50% full load (Vo = 3.3Vdc, Cext
= 2x150 μF Polymer Capacitors).

Figure 16. Typical Start-Up with application of Vin
(Vin = 5.0Vdc, Vo = 3.3Vdc, Io = 6A).

O

U

TPU

T

VOLTAGE

On/O

ff VOLT

A

G

E

V

O

V

)

(1

V/

div)

V

On

/o

ff

(V

) (

2V

/d

iv)

TIME, t (2 ms/div)

O

U

TPU

T

VOLTAGE

On/O

ff VOLT

A

G

E

V

O

V

)

(1

V/

div)

V

On

/o

ff

(V

) (

2V

/d

iv)

Figure 14. Typical Start-Up Using Remote On/Off
(Vin = 5.0Vdc, Vo = 3.3Vdc, Io = 6A).

Figure 17 Typical Start-Up Using Remote On/Off with
Prebias (Vin = 3.3Vdc, Vo = 1.8Vdc, Io = 1.0A, Vbias
=1.0Vdc).

O

U

T

P

UT

V

O

LT

A

G

E

O

n/O

ff VO

LT

AG

E

V

O

V

)

(1V/

di

v)

V

On

/o

ff

(V

) (2V

/div

)

TIME, t (2 ms/div)

OU

TPU

T

CU

RR

E

N

T,

I

O

(A)

(5

A

/di

v)

TIME, t (5ms/div)

F

igure 15. Typical Start-Up Using Remote On/Off with

Low-ESR external capacitors (7x150uF Polymer) (Vin
= 5.0Vdc, Vo = 3.3Vdc, Io = 6A, Co = 1050

μF).

Figure 18. Output short circuit Current
(Vin = 5.0Vdc, Vo = 0.75Vdc).

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