Datasheet

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PERFORMANCE DATA
UEI15 Series
Isolated Wide Input Range 15-Watt DC/DC Converters
MDC_UEI15W.C14 Page 5 of 17
Maximum Current Temperature Derating @sea level
(V
IN = 24V, airfl ow from input to output)
Maximum Current Temperature Derating @sea level
(V
IN = 48V, airfl ow from input to output)
Maximum Current Temperature Derating @sea level
(VIN = 12V or 24V, airfl ow from input to output)
3
.
5
0
3
.
7
0
3
.
9
0
4
.
1
0
4
.
3
0
4
.
5
0
4
.
7
0
4
.
9
0
5
.
1
0
4
0
4
5
5
0
5
5
6
0
6
5
7
0
7
5
8
0
8
5
A
m
A
A
b
i
e
n
t
T
e
m
p
e
r
a
t
u
r
e
(
°
C)
O
u
t
p
u
t
Cu
rr
e
nt
(
A
mps
)
N
a
tural Convection
a
a
0
.5 m/s
(
100
L
F
M
)
1.0 m/s
(
200
L
F
M)
(
1.5 m/s (300
L
F
)
M)
3
.
8
0
4
.
0
0
4
.
2
0
4
.
4
0
4
.
6
0
4
.
8
0
5
.
0
0
5
.
2
0
4
0
4
5
5
0
5
5
6
0
6
5
7
0
7
5
8
0
8
5
A
m
A
A
b
i
e
n
t
t
e
m
p
e
r
a
t
u
r
e
(
°
C)
O
u
t
p
u
t
Cu
rr
e
nt
(
A
(
(
mps
)
N
a
tural Convection
a
a
0
.5 m/s (100
L
F
M
)
1.0 m
/
s (200
L
F
M
)
1.5 m/s (300
L
F
M
)
(
2.0 m/s (400
L
F
)
M)
2
.
0
2
.
5
3
.
0
3
.
5
4
.
0
4.
5
5
.
0
5
.
5
4
0
4
5
5
0
5
5
6
0
6
5
7
0
7
5
8
0
8
5
A
m
A
A
b
i
e
n
t
t
e
m
p
e
r
a
t
u
r
e
(
°C
)
O
u
t
p
u
t
Cu
rr
e
nt
(
A
(
(
mps
)
N
a
tural Convection
a
a
Effi ciency vs. Line Voltage and Load Current @ 25°C
Effi ciency vs. Line Voltage and Load Current @ 25°C
UEI15-033-Q12
UEI15-033-Q48
50
55
60
65
70
75
80
85
90
0 0.5 1 1.5 2 2.5 3 3.5 4
Load Current (Amps)
Efficiency (%)
Vin = 24 V
Vin = 36 V
Vin = 9 V
Vin = 18 V
50
55
60
65
70
75
80
85
90
Load Current (Amps)
Efficiency (%)
12345
Vin = 75 V
Vin = 18 V
Vin = 48 V
UEI15-033-Q48