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3
MOR SERIES
120 WATT
DC/DC C
ONVERTERS
SINGLE AND DUAL OUTPUT MODELS
MOR2812S
MOR2815S
MOR283R3D
MOR2805D
PARAMETER
OUTPUT VOLTAGE
5
CONDITIONS
MIN
TYP MAX
MIN
TYP MAX
MIN
TYP MAX
MIN
TYP MAX
UNITS
+V
OUT
–V
OUT
11.88 12.00 12.12
14.85 15.00 15.15
3.25
3.30
3.35
4.95
5.00
5.05
VDC
—
—
—
—
—
—
3.22
3.30
3.38
20
6
66
6
4.92
5.00
5.08
20
6
100
6
OUTPUT CURRENT
V
IN
= 16 to 40 VDC
V
IN
= 16 to 40 VDC
10 kHz - 20 MHz
Tc = –55°C to +125°C
10 kHz - 2 MHz
Tc = –55°C to +125°C
+V
OUT
–V
OUT
+V
OUT
–V
OUT
0
—
9.2
0
—
8
—
±10
—
±10
A
OUTPUT POWER
—
—
110
—
—
120
—
—
—
—
W
OUTPUT RIPPLE
VOLTAGE
+V
OUT
, ±V
OUT
—
75
120
—
75
150
—
50
80
—
50
80
mV p-p
—
—
50
0
100
20
—
—
50
0
120
20
—
—
35
25
50
50
—
—
35
25
50
50
LINE REGULATION
mV
V
IN
= 16 to 40 VDC
LOAD REGULATION
—
—
—
—
—
—
—
50
100
—
50
100
—
0
20
—
0
20
—
25
50
—
25
50
mV
—
—
—
—
—
—
—
50
150
—
50
150
CROSS REGULATION
7
NEGATIVE V
OUT
CONTINUOUS
—
—
—
—
—
—
—
6
10
—
5
8
%
INPUT VOLTAGE
16
28
40
16
28
40
16
28
40
16
28
40
VDC
TRANSIENT 120 msec
NO LOAD
FULL LOAD
INHIBITED - INH1
INHIBITED - INH2
10 kHz - 20 MHz
Tc = –55°C to +125°C
—
—
—
—
—
—
70
—
—
—
50
130
4.72
10
70
—
—
—
—
—
—
70
—
—
—
50
130
5.10
10
70
—
—
—
—
—
—
70
—
—
—
50
140
3.2
10
70
—
—
—
—
—
—
70
—
—
—
50
140
4.67
10
70
V
INPUT CURRENT
mA
A
mA
INPUT RIPPLE
CURRENT
EFFICIENCY
LOAD FAULT
1
—
84
50
86
130
—
—
84
50
87
130
—
—
76
60
77
130
—
—
78
60
81
130
—
mA p-p
%
POWER DISSIPATION
OVERLOAD
SHORT CIRCUIT
2
RECOVERY
OUTPUT CURRENT
TRIP POINT
SHORT CIRCUIT
2
50% – 100% — 50%
TRANSIENT
RECOVERY
3
16 – 40 – 16 VDC
TRANSIENT
4
RECOVERY
3
DELAY
OVERSHOOT
UNIT INHIBITED
—
—
—
—
—
—
30
22
10
—
—
—
—
—
—
30
22
10
—
—
—
—
—
—
27
22
10
—
—
—
—
—
—
30
27
10
W
ms
—
—
12
—
—
10
—
—
25
—
—
25
A
—
—
11
—
—
9
—
—
24
—
—
24
STEP LOAD RESP.
+V
OUT
, ± V
OUT
—
—
—
—
600
300
—
—
—
—
600
300
—
—
—
—
250
200
—
—
—
—
250
200
mV pk
μs
STEP LINE RESP.
+V
OUT
, ± V
OUT
—
—
—
—
—
—
—
—
—
0.1
600
300
10
50
1.0
—
—
—
—
—
—
—
—
—
0.1
600
300
10
50
1.0
—
—
—
—
—
—
—
—
—
0.1
400
300
10
25
1.0
—
—
—
—
—
—
—
—
—
0.1
400
300
10
50
1.0
mV pk
μs
ms
mV pk
mA
START-UP
INHIBIT PIN CURRENT
Notes:
1. Load fault conditions are measured with a resistive load.
2. Short circuit is measured with a 10 m W (±10%) load.
3. Time to settle to within 1% of Vout.
4. Transition time > 10 μs
5. Output voltage for dual output models is measured at half load.
6. The maximum specification is the total output current/power. Up to 70%
of that total is available from either output provided the other output
maintains a minimum of 15% the total power used.
7. Cross regulation percentages are for the following conditions:
+Po = 30% and –Po = 70%
+Po = 70% and –Po = 30%
+Po = 10% and –Po = 50%
+Po = 50% and –Po = 10%
Electrical Characteristics: 25°C Tc, 28 VDC Vin, 100% load, free run, unless otherwise specified.