File Name: pth12040w.pdf Rev (03): 19 Dec 2005 5

For the most current data and application support visit www.artesyn.com/powergroup/products.htm

DC-DC CONVERTERS

POLA Non-isolated

3

NEW Product

PTH12040

12 Vin single output

20

30

40

50

60

80

Nat conv

100 LFM

200 LFM

400 LFM

90

70

OUTPUT CURRENT (A)

010

20

30

40

50

60

70

80

90

100

OUTPUT CURRENT (A)

50

40

010

20

30

40

50

5.0V

3.3V

2.5V

1.8V

1.2V

Vout

0.8V

Figure 1 - Safe Operating Area

Vin = 12 V, Output Voltage = 3.3 V (See Note A)

Vin = 12 V (See Note B)

N

No

otte

es

s

A

SOA curves represent the conditions at which internal components are

within the Artesyn derating guidelines.

B

Characteristic data has been developed from actual products tested at

25 °C. This data is considered typical data for the converter.

19

20

18

11

9

12

15

14

17

16

13

10

5

3

1

7

8

6

4

2

GND

GND

Inhibit

Vo Adj

-Sense

+Sense

Vo

Vin

UVLO

Margin

Down

Margin

up

Track

Ci

560uF

(Required)

Co1

330uF

Co2

330uF

Vin

Vo

Rset

1%

0.05W

Figure 4 - Standard Application

20

30

40

50

60

80

Nat conv

100 LFM

200 LFM

400 LFM

90

70

OUTPUT CURRENT (A)

010

20

30

40

50

10

0

Figure 2 - Safe Operating Area

Vin = 12 V, Output Voltage = 1.2 V (See Note A)