12v picotlynx, 6a: non-isolated dc-dc power modules, Data sheet – GE Industrial Solutions 12V PicoTLynx 6A User Manual

Page 7: Characteristic curves

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GE

Data Sheet

12V PicoTLynx

TM

6A: Non-Isolated DC-DC Power Modules

4.5Vdc –14Vdc input; 0.59Vdc to 5.5Vdc output; 6A Output Current

May 2, 2013

©2013 General Electric Company. All rights reserved.

Page 7

Characteristic Curves

The following figures provide typical characteristics for the 12V Pico TLynx

TM

6A at 1.2Vo and at 25

o

C.

EF

FI

CI

EN

CY

, η

(%)

70

75

80

85

90

95

0

1

2

3

4

5

6

Vin=14V

Vin=12V

Vin=4.5V

O

U

TP

UT CURR

ENT,

Io

(A)

2

3

4

5

6

7

55

65

75

85

95

105

NC

0.5m/s

(100LFM)

1m/s

(200LFM)

2m/s

(400LFM)

Standard Part

(85

°C)

Ruggedized (D)

Part (105

°C)

OUTPUT CURRENT, I

O

(A)

AMBIENT TEMPERATURE, T

A

O

C

Figure 7. Converter Efficiency versus Output Current.

Figure 8. Derating Output Current versus Ambient
Temperature and Airflow.

OUTPU

T V

O

LTAG

E

V

O

(V) (10mV

/div)

OUT

PU

T CURRENT,

OUT

PU

T VOLT

AG

E

I

O

(A

) (

2Adi

v)

V

O

(V

) (20

0mV/div

)

TIME, t (1

μs/div)

TIME, t (20

μs /div)

Figure 9. Typical output ripple and noise (V

IN

= 12V, I

o

= I

o,max

).

Figure 10. Transient Response to Dynamic Load Change from
0% to 50% to 0%.

ON

/O

FF

VOLTAG

E

O

U

TPUT

VO

LTAGE

V

ON

/O

FF

(V) (5V/

di

v)

V

O

(V) (500

mV/di

v)

INP

U

T

VO

LT

AG

E

OUT

PU

T V

O

LT

AG

E

V

IN

(V

) (

5V

/di

v)

V

O

(V) (500

mV/di

v)

TIME, t (2 ms/div)

TIME, t (2 ms/div)

Figure 11. Typical Start-up Using On/Off Voltage (I

o

= I

o,max

).

Figure 12. Typical Start-up Using Input Voltage (V

IN

= 12V, I

o

=

I

o,max

).

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