GS24T48-12

24 W DC-DC CONVERTER

December 1993

1/2

Type

GS24T48-12

36 to 72 V

12 V

2 A

DESCRIPTION

The GS24T48-12 is a 24W DC-DC converter de-

signed to provide a 12V/2A isolated power source.

The module features a wide input voltage range (36

to 72V), low reflected input currend and short-circuit

protection.

° C unless otherwise specified)

Symbol

Parameter

Test Conditions

Min

Typ

Max

Unit

Vi

Input Voltage

Vo= 12V

Io= 0.1 to 2A

36

48

72

V

li

Input Current

Vi = 48V

Vo = 12V

Io = 2A

0.58

0.60

A

Iir

Input Reflected

Current

Vi= 48V

Vo= 12V

Io= 2A

90

120

mApp

Iiinr

Input Inrush Current

Vi= 48V

Vo= 12V

Io= 2A

1822Ap

lisc

Input Shortcircuit

Current

Vi = 48V

Vo = 0V

100

150

mA

Vo

Output Voltage

Vi=36 to72V

Io= 0.1 to 2A

11.4

12

12.6

V

Vor

Output Ripple Voltage

Vi= 48V

Vo = 12V

Io= 2A

30

60

mVpp

Von

Output Noise Voltage

Vi= 48V

Vo = 12V

Io= 2A

BW = 100MHz

500

mVpp

δVo

Line Regulation

Vi=36 to72V

Io=2A

20

30

mV

δVo

Load Regulation

Vi= 48V

Io= 0.1 to 2A

20

30

mV

Io

Output Current

Vi=36 to72V

Vo = 12V

0.1

2

A

Iosc

Output Short-circuit

Current

Vi= 48V

Vo =0V

1.0

1.5

A

Vis

Isolation Voltage

500

Vdc

fs

Switching Frequency

Vi=36 to72V

Io= 0.1 to 2A

450

kHz

η

Efficiency

Vi= 48V

Vo = 12V

Io=2A

84

86

%

Rth

Thermal Resistance

Case-to-Ambient

13

°C/W

Tcop

Operating Case

Temperature Range

0

+85

°C

Tstg

Storage Temperature

Range

-20

+105

°C