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ETA-USA - epey 5sc 48 a (Page 2)

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ETA-USA - epey 5sc 48 a
2
PARAMETER
Output Voltage Set Point (V
o,set
)
Line Regulation
Load Regulation
Temperature Drift
Output Ripple and Noise Voltage:
RMS
Peak to Peak
External Load Capacitance
Output Current( I
o
): Io,min to Io,max
Output Current limit Inception
Output Short Circuit: Current(Io,sc)
Voltage(Vo,sc)
Switching Frequency
Efficiency
Dynamic Response:
Peak
Deviation
Setting
Time
Under Voltage Turn On
Under Voltage Turn Off
Gain Margin
Phase margin
CONDITIONS
T
A
=25
o
C, V
i
=48V, I
o
= I
o
,max
V
i
=36V to 75V
Io=0.5A to Io,maxTAMB=20
o
C to 85
o
C
T
A
=-40
o
C to 85oC
5Hz to 20MHz
15 F ceramic cap and
680 F tantalum cap
**
ESR Range 7mohm to 21mohm
Maximum power derating
applies (Fig 1-2)
Vo=90%nom=4.5V
Hiccup mode at load<70m
ohm(Fig 5)
T
A
=25
o
C, V
i
=48V, I
o
= 20A
T
C
=25
o
C, V
i
=60V, I
o
= 20A
25%-50%-75% Load,
0.1A/ s,15 F ceramic
Tc=25
o
C, Vi=48V , 680 F Alum e-cap
I
o
= 0.5A, Tc=25
o
C
680 F bAlum e-cap
Noise Level: 0.05 Vrms
Freg Range:1KHZ ~ 100KHz
MIN
4.92
560
0.5
TYP
5.00
0.01
0.05
15
150
6
0.6
300
91.50
90.50
10
MAX
5.08
0.1
0.2
50
50
200
8,000
30
45
***
58
30
300
35
32
UNITS
V
%
%
mV
mVrms
mV
p-p
uF
A
A
Arms
Vrms
OUTPUT SPECIFICATIONS:
kHz
%
%
%V
o,set
s
V
V
dB
o
C
CONDITIONS
I
o
= 80% of I
o,max,
V
o
with +/- 1%
Vo,set,
I
o
= 20A,Vin=48V,T
A
=25
o
C
Auto recovery, Vin=48V
Auto recovery,average PCB temp.
MIN
-0.2
80
TYP
3
8
6
105
MAX
1.2
15
50
0.5
110
7
UNITS
V
V
ms
V
%V
o,set
V
o
C
CONTROL SPECIFICATIONS:
PARAMETER
Logic On/Off:
Logic Low: On State
Von/off
Logic
High:Off
State
Von/of
Turn-On Time
Output Remote Sense Range
Output Voltage Trim Range
Over Voltage Protection
Over Temperature Protection
****
PARAMETER
Input to Output
Input to Case
Output to Case
Input to Output Capacity
Isolation Resistance
MIN
10
MAX
UNITS
Vdc
Vdc
Vdc
pF
Mohm
CONDITIONS
TYP
1500
1500
500
2000
ISOLATION SPECIFICATIONS:
DC-DC Converters,
EP SERIES 36~75Vdc Input
150 WATT
ETA-USA Tel: 408-778-2793 Fax: 408-779-2753 e-mail: sales@eta-usa.com
Io,peak
46
90
90
33
30
6
**
Use electrolytic(or equivalent)capacitor that is ratedfor lower(-40
o
C
) temprature.s.
***
Operating up to peak current output will not cause damage if applied for less than 1 minute.
****
Since thermal performance is highly influenced by application and module orientation, Please refer to application guidelines for proper thermal measurement and protection setup.
1 minute
1 minute
1 minute

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