Data Sheet
48V Input Mini Family
DC-DC Converter Module
Features
•
•
•
•
•
•
•
•
•
•
•
•
RoHS Compliant (with F or G pin option)
DC input range: 36 - 75 V
Input surge withstand: 100 V for 100 ms
DC output: 2 – 48 V
Programmable output: 10 to 110%
Regulation: ±0.2% no load to full load
Efficiency: Up to 89%
Maximum operating temp: 100°C, full load
Power density: up to 100 W per cubic inch
Height above board: 0.43 in. (10,9 mm)
Parallelable, with N+M fault tolerance
Low noise ZCS/ZVS architecture
Shown actual size:
2.28 x 2.2 x 0.5 in
57,9 x 55,9 x 12,7 mm
These DC-DC converter modules use
advanced power processing, control and
packaging technologies to provide the
performance, flexibility, reliability and cost
effectiveness of a mature power component.
High frequency ZCS/ZVS switching
provides high power density with low
noise and high efficiency.
Product Overview
Absolute Maximum Ratings
Parameter
Rating
Unit
Vdc
Vdc
Vdc
Vdc
Vdc
Vrms
Vrms
Vrms
°C
°C
°F (°C)
°F (°C)
in-lbs (N-m)
Test voltage
Test voltage
Test voltage
M-Grade
M-Grade
<5 sec; wave solder
<7 sec; hand solder
6 each
Notes
+In to –In voltage
PC to –In voltage
PR to –In voltage
SC to –Out voltage
–Sense to –Out voltage
Isolation voltage
in to out
in to base
out to base
Operating Temperature
Storage Temperature
Pin soldering temperature
-0.5 to +105
-0.5 to +7.0
-0.5 to +7.0
-0.5 to +1.5
1.0
3000
1500
500
-55 to +100
-65 to +125
500 (260)
750 (390)
5 (0.57)
Distributed power, medical, ATE,
communications, defense, aerospace
Applications
Part Numbering
e.g. V48B12T250BL2
Mounting torque
V48B
B
Output Voltage
2
3V 3
5
12
15
24
28
36
48
=
=
=
=
=
=
=
=
=
2V
3.3 V
5V
12 V
15 V
24 V
28 V
36 V
48 V
Product Grade Temperatures (°C)
Grade Operating
Storage
E
= - 10 to +100 - 20 to +125
C
= - 20 to +100 - 40 to +125
T
= - 40 to +100 - 40 to +125
H
= - 40 to +100 - 55 to +125
M
= - 55 to +100 - 65 to +125
Output Power
Vout
Pout
2V
100
W
3.3 V
150
W
5V
200W
12 V
250
W
15 V
250
W
24 V
250
W
28 V
250
W
250
W
36 V
48 V
250
W,
300
W
Pin Style
Blank:
Short Tin/Lead
L:
Long Tin/Lead
S:
Short ModuMate
N:
Long ModuMate
F:
Short RoHS
G:
Long RoHS
Baseplate
Blank:
Slotted
2:
Threaded
3:
Through-hole
For a description of pin
options, see page 9.
Baseplate options include
slotted flanges, threaded
and through-hole.
See page 10 for dimensions.
For other package sizes and
power levels, see the Micro
(quarter size) and Maxi (full
size) datasheets.
Vicor Corp.
Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715
48V Mini Family
Rev. 7.5
Page 1 of 11
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MODULE FAMILY ELECTRICAL CHARACTERISTICS
Electrical characteristics apply over the full operating range of input voltage, output load (resistive) and baseplate temperature,
unless otherwise specified. All temperatures refer to the operating temperature at the center of the baseplate.
mOdUle iNPUT sPeciFicaTiONs
Parameter
min
36
Typ
48
max
75
100
Unit
Vdc
Vdc
Vdc
Vdc
Notes
<100 ms
Operating input voltage
Input surge withstand
Undervoltage turn-on
Undervoltage turn-off
Overvoltage turn-off/on
Disabled input current
34.9
29.4
75.7
30.5
78.8
35.7
82.5
2.5
Vdc
mA
PC pin low
Parameter
mOdUle OUTPUT sPeciFicaTiONs
min
Typ
±0.02
±0.002
±2
max
±1%
±0.2
±0.005
±5
110
Unit
Vout nom.
%
% / °C
%
%
Notes
Nominal input; full load; 25°C
Low line to high line; full load
Over operating temperature range
10 to 100% of full load
Of nominal output voltage. For trimming below 90%
of nominal, a minimum load of 10% of maximum
rated power may be required.
Externally applied
Externally applied
Externally applied
Externally applied
Externally applied
Externally applied
Externally applied
Externally applied
Externally applied
Output voltage setpoint
Line regulation
Temperature regulation
Power sharing accuracy
Programming range
10
+Out to –Out, +sense to –Out — absolute maximum Ratings
2V
-0.5 to 3.1
3.3 V
-0.5 to 4.7
5V
-0.5 to 7.0
12 V
-0.5 to 16.1
15 V
-0.5 to 20.0
24 V
-0.5 to 31.7
28 V
-0.5 to 36.9
36 V
-0.5 to 47.1
48 V
-0.5 to 62.9
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
Vdc
Note:
For important information relative to applications where the converter modules are subject to continuous dynamic loading,
contact Vicor applications engineering at 800-927-9474.
Parameter
TheRmal ResisTaNce aNd caPaciTy
Baseplate to sink; flat, greased surface
Baseplate to sink; thermal pad (P/N 20264)
Baseplate to ambient
Baseplate to ambient; 1000 LFM
Thermal capacity
min
0.16
0.14
8.0
1.9
83
Typ
max
°C/Watt
°C/Watt
°C/Watt
°C/Watt
Watt-sec/°C
Unit
Vicor Corp.
Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715
48V Mini Family
Rev. 7.4a
Page 2 of 11
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MODULE FAMILY ELECTRICAL CHARACTERISTICS (CONT.)
mOdUle cONTROl sPeciFicaTiONs
min
Parameter
PRimaRy side
(PC = Primary Control; PR = Parallel)
5.50
1.5
2.3
Typ
max
Unit
Notes
PC bias voltage
current limit
PC module disable
PC module enable delay
PC module alarm
PC resistance
PR emitter amplitude
PR emitter current
PR receiver impedance
PR receiver threshold
PR drive capability
5.75
2.1
2.6
4
6.00
3.0
2.9
7
0.5
Vdc
mA
Vdc
ms
Vavg
MΩ
Volts
mA
Ω
PC current = 1.0 mA
PC voltage = 5.5 V
Must be able to sink
≥4
mA. See Fig. 1
UV, OV, OT, module fault. See Figs. 2 and 4
0.9
5.7
150
375
2.4
1.0
5.9
1.1
6.1
See Fig. 2
PR load >30
Ω,
< 30 pF
500
2.5
625
2.6
12
25°C
Minimum pulse width: 20 ns
Without PR buffer amplifier
Volts
modules
secONdaRy side
(SC = Secondary Control)
SC bandgap voltage
SC resistance
SC capacitance
SC module alarm
1.21
990
1.23
1000
0.033
0
1.25
1010
Vdc
µF
Vdc
With open trim; referenced to –Sense. See Fig. 6
Ω
Referenced to –Sense
Parameter
mOdUle GeNeRal sPeciFicaTiONs
min
Typ
max
0.5
Unit
Vdc
Vrms
Vrms
Vrms
Notes
0.25 V per leg (senses must be closed)
Complies with reinforced insulation requirements
Complies with basic insulation requirements
Complies with operational insulation requirements
Remote sense (total drop)
Isolation voltage
in to out
in to base
out to base
Isolation resistance (in to out)
Weight
Temperature limiting
Agency approvals
3.5
(99.6)
100
3000
1500
500
10
3.9
(110.6)
115
cURus, cTÜVus, CE
MΩ
4.3
(121.6)
ounces
(grams)
°C
See Figs. 2 and 4
UL60950-1, CSA60950-1, EN60950-1, IEC60950-1.
With appropriate fuse in series with the +Input
Note:
Specifications are subject to change without notice.
Vicor Corp.
Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715
48V Mini Family
Rev. 7.5
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2 Vout, 100 W (e.g. V48B2c100Bl)
Parameter
Efficiency
Ripple and noise
Output OVP setpoint
Dissipation, standby
Load regulation
Load current
Current limit
Short circuit current
mOdUle sPeciFic OPeRaTiNG sPeciFicaTiONs
min
74.5
2.7
Typ
75.5
126
2.8
4.3
±0.02
57.5
57.5
max
158
2.9
6.5
±0.2
50
70
70
Unit
%
mV
Volts
Watts
%
Amps
Amps
Amps
Notes
Nominal input; full load; 25°C
p-p; Nominal input; full load; 20 MHz bandwith
25°C; recycle input voltage to restart (>100 ms off)
No load
No load to full load; nominal input
Output voltage 95% of nominal
Output voltage < 250 mV
0
51
35
3.3 Vout, 150 W (e.g. V48B3V3c150Bl)
Parameter
Efficiency
Ripple and noise
Output OVP setpoint
Dissipation, standby
Load regulation
Load current
Current limit
Short circuit current
Parameter
Efficiency
Ripple and noise
Output OVP setpoint
Dissipation, standby
Load regulation
Load current
Current limit
Short circuit current
min
81
4.14
Typ
82
80
4.3
3.5
±0.02
52.3
52.3
Typ
85
73
6.25
4
±0.02
46
46
Typ
87
378
14.3
4.4
±0.02
24
24
Typ
88.5
160
17.8
5.3
±0.02
19.2
19.2
max
100
4.46
5.3
±0.2
45.45
61.5
63.7
max
92
6.47
6
±0.2
40
52
56
max
473
14.9
6.5
±0.2
20.83
27.2
26.2
max
200
18.5
7.9
±0.2
16.67
21.8
21.8
5 Vout, 200 W (e.g. V48B5c200Bl)
0
46.4
31.8
min
84
6.03
Unit
%
mV
Volts
Watts
%
Amps
Amps
Amps
Unit
%
mV
Volts
Watts
%
Amps
Amps
Amps
Unit
%
mV
Volts
Watts
%
Amps
Amps
Amps
Unit
%
mV
Volts
Watts
%
Amps
Amps
Amps
Notes
Nominal input; full load; 25°C
p-p; Nominal input; full load; 20 MHz bandwith
25°C; recycle input voltage to restart (>100 ms off)
No load
No load to full load; nominal input
Output voltage 95% of nominal
Output voltage < 250 mV
Notes
Nominal input; full load; 25°C
p-p; Nominal input; full load; 20 MHz bandwith
25°C; recycle input voltage to restart (>100 ms off)
No load
No load to full load; nominal input
Output voltage 95% of nominal
Output voltage < 250 mV
Notes
Nominal input; full load; 25°C
p-p; Nominal input; full load; 20 MHz bandwith
25°C; recycle input voltage to restart (>100 ms off)
No load
No load to full load; nominal input
Output voltage 95% of nominal
Output voltage < 250 mV
Notes
Nominal input; full load; 25°C
p-p; Nominal input; full load; 20 MHz bandwith
25°C; recycle input voltage to restart (>100 ms off)
No load
No load to full load; nominal input
Output voltage 95% of nominal
Output voltage < 250 mV
12 Vout, 250 W (e.g. V48B12c250Bl)
Parameter
Efficiency
Ripple and noise
Output OVP setpoint
Dissipation, standby
Load regulation
Load current
Current limit
Short circuit current
Parameter
Efficiency
Ripple and noise
Output OVP setpoint
Dissipation, standby
Load regulation
Load current
Current limit
Short circuit current
0
40.8
28
min
86
13.7
15 Vout, 250 W (e.g. V48B15c250Bl)
0
21.3
14.6
min
87.5
17.1
0
17
11.6
Vicor Corp.
Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715
48V Mini Family
Rev. 7.4a
Page 4 of 11
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24 Vout, 250 W (e.g. V48B24c250Bl)
Parameter
Efficiency
Ripple and noise
Output OVP setpoint
Dissipation, standby
Load regulation
Load current
Current limit
Short circuit current
mOdUle sPeciFic OPeRaTiNG sPeciFicaTiONs (cONT)
min
88
27.1
Typ
89
220
28.1
5
±0.02
12.1
12.1
max
275
29.1
7.5
±0.2
10.42
13.7
13.7
Unit
%
mV
Volts
Watts
%
Amps
Amps
Amps
Notes
Nominal input; full load; 25°C
p-p; Nominal input; full load; 20 MHz bandwith
25°C; recycle input voltage to restart (>100 ms off)
No load
No load to full load; nominal input
Output voltage 95% of nominal
Output voltage < 250 mV
28 Vout, 250 W (e.g. V48B28c250Bl)
Parameter
Efficiency
Ripple and noise
Output OVP setpoint
Dissipation, standby
Load regulation
Load current
Current limit
Short circuit current
Parameter
Efficiency
Ripple and noise
Output OVP setpoint
Dissipation, standby
Load regulation
Load current
Current limit
Short circuit current
0
10.7
7.35
min
88.5
31.5
Typ
89.5
178
32.7
5.8
±0.02
10.3
10.3
Typ
89.3
250
41.9
6.9
±0.02
7.98
7.98
Typ
89.5
150
55.7
3.9
±0.02
5.99
5.99
Typ
90.1
124
55.7
8.8
±0.02
7.2
7.2
max
223
33.9
8.7
±0.2
8.93
12.1
12.1
max
313
43.4
11.1
±0.2
6.94
9.37
9.37
max
188
57.7
5.8
±0.2
5.20
7.29
7.29
max
155
57.6
10.0
±0.2
6.25
8.4
8.4
36 Vout, 250 W (e.g. V48B36c250Bl)
0
9.1
5
min
88.5
40.4
Unit
%
mV
Volts
Watts
%
Amps
Amps
Amps
Unit
%
mV
Volts
Watts
%
Amps
Amps
Amps
Unit
%
mV
Volts
Watts
%
Amps
Amps
Amps
Unit
%
mV
Volts
Watts
%
Amps
Amps
Amps
Notes
Nominal input; full load; 25°C
p-p; Nominal input; full load; 20 MHz bandwith
25°C; recycle input voltage to restart (>100 ms off)
No load
No load to full load; nominal input
Output voltage 95% of nominal
Output voltage < 250 mV
Notes
Nominal input; full load; 25°C
p-p; Nominal input; full load; 20 MHz bandwith
25°C; recycle input voltage to restart (>100 ms off)
No load
No load to full load; nominal input
Output voltage 95% of nominal
Output voltage <250 mV
Notes
Nominal input; full load; 25°C
p-p; Nominal input; full load; 20 MHz bandwith
25°C; recycle input voltage to restart (>100 ms off)
No load
No load to full load; nominal input
Output voltage 95% of nominal
Output voltage < 250 mV
Notes
Nominal input; full load; 25°C
p-p; Nominal input; full load; 20 MHz bandwith
25°C; recycle input voltage to restart (>100 ms off)
No load
No load to full load; nominal input
Output voltage 95% of nominal
Output voltage < 250 mV
48 Vout, 250 W (e.g. V48B48c250Bl)
Parameter
Efficiency
Ripple and noise
Output OVP setpoint
Dissipation, standby
Load regulation
Load current
Current limit
Short circuit current
Parameter
Efficiency
Ripple and noise
Output OVP setpoint
Dissipation, standby
Load regulation
Load current
Current limit
Short circuit current
0
7.07
4.85
min
88.5
53.7
0
5.31
2.08
min
86.3
48 Vout, 300 W (e.g. V48B48c300Bl)
Safety Approvals Pending
53.8
0
6.4
4.4
Vicor Corp.
Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715
48V Mini Family
Rev. 7.5
Page 5 of 11
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