20

30

40

50

60

70

80

90

0

0.5

1.0

1.5

2.0

3.0

2.5

V

Natural

Convection

100 LFM

200 LFM

400 LFM

(I

-300

-200

-100

0

100

200

300

0

0.3

0.6

0.9

1.2

1.8

1.5

2.1

I

0

60

0.3

80

70

0.6

0.9

50

100

90

1.2

1.8

1.5

2.1

(I

-300

-200

-100

0

100

200

300

0

0.3

0.6

0.9

1.2

1.8

1.5

2.1

I

0

2

8

4

10

6

0

0.3

0.6

0.9

1.2

1.8

1.5

2.1

(I

Not Recommended for New Designs

PTB48510

PTB48511

www.ti.com

SLTS219F – FEBRUARY 2004 – REVISED MARCH 2007

TYPICAL CHARACTERISTICS (Continued)

Characteristic data has been developed from actual products tested at 25°C. This data is considered typical data for the

converter.

EFFICIENCY

POWER DISSIPATION

vs

vs

LOAD CURRENT

LOAD CURRENT

CROSS REGULATION

Figure 13.

CROSS REGULATION

SAFE OPERATING AREA

Figure 14.

(1)

(2)

SOA curves represent the conditions at which internal components are at or below the manufacturer's maximum operating

temperatures. Derating limits apply to modules soldered directly to a 4 in. × 4 in. double-sided PCB with 1 oz. copper.

Copyright © 2004–2007, Texas Instruments Incorporated

9