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eorex
Preliminary
EP1017
Jun. 2007
www.eorex.com
Maximun Ratings
Rating
Symbol
Value
Unit
Input-Output
Voltage Differential
VI-VO
40
Vdc
Power dissipation
PD
Internally
Limited
Operating
T
-40 to +125
℃
Electrical Characteristics (VI-VO=5.0V;IO=0.5A;TJ=25℃)
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Units
Regline
Line Regulation
1
3.0V≦(V1-V0) ≦40V
0.04
%/V
Regload
Line Regulation
1
10mA≦1out ≦1.5A,
V0≦5.0V,C≧5.0V
25
0.5
mV
%V
TR
Thermal Regulation
20ms Pulse
0.07
%W
IAdi
Adjustment Pin Current
100
µA
Vref
Reference Voltage
2P
D≦20W
3.0V≦V1-V0≦40V
10mA≦Io≦1.5A
1.3
V
ILIMIT
Minimum Load Current to
Maintain Regulation
V1-V0=40V
10
mA
IMax
Maximum Output Current
PD≦20W, V1-V0≦15V
V1-V0=40V
1.5
0.15
2.2
0.4
A
θ
th
Thermal Resistance
junction to ambient
5.0
°C/W
NOTES:
1.Load and line regulation are specified at constant junction temperature. Changes in Vo due to heating
effects must be taken into account separately. Pulse testing with low duty cycle is used.
2.Selected devices with tightened tolerance reference voltage available.
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