For technical support and further information, visit http://power.ti.com

Note A:

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

Note B:

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

Efficiency vs Output Current

Power Dissipation vs Output Current

Typical Characteristics

PT4486—48V

100-W 8.5-A Programmable

Isolated DC/DC Converter

Efficiency vs Output Current

Power Dissipation vs Output Current

20

30

40

50

60

70

80

90

012345

678

Iout (A)

Nat conv

100LFM

200LFM

300LFM

400LFM

500LFM

Airflow

20

30

40

50

60

70

80

90

01

23456

Iout (A)

500LFM

400LFM

300LFM

200LFM

100LFM

Nat conv

Airflow

60

65

70

75

80

85

90

95

01

2345678

Iout (A)

36 V

48 V

60 V

75 V

0

2

4

6

8

10

12

14

16

18

012345

678

Iout (A)

75 V

60 V

48 V

36 V

V

IN

60

65

70

75

80

85

90

95

01

23

45

6

Iout (A)

36 V

48 V

60 V

75 V

V

IN

0

2

4

6

8

10

12

14

012

3456

Iout (A)

75 V

60 V

48 V

36 V

V

IN

SLTS121C – SEPTEMBER 2000 – REVISED OCTOBER 2004