![](http://datasheet.mmic.net.cn/180000/V28B12M125BF2_datasheet_11383123/V28B12M125BF2_5.png)
Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715
28V Mini Family
Rev. 1.4
Page 5 of 11
Set your site on VICOR at vicorpower.com
MODULE SPECIFIC OPERATING SPECIFICATIONS (CONT.)
Parameter
Min
Typ
Max
Unit
Notes
Efficiency
76.0
77.4
%
Nominal input; full load; 25°C
Ripple and noise
448
560
mV
p-p; Nominal input; full load; 20 MHz bandwith
Output OVP setpoint
27.1
28.1
29.1
Volts
25°C; recycle input voltage to restart (>100 ms off)
Dissipation, standby
8.9
10.5
Watts
No load
Load regulation
±0.02
±0.2
%
No load to full load; nominal input
Load current
0
6.25
Amps
For Vin 9 - 10 V, load current 4.69 A max.
Current limit
6.37
7.19
9.2
Amps
Output voltage 95% of nominal
Short circuit current
4.37
7.19
9.2
Amps
Output voltage <250 mV
24 Vout, 150 W (e.g. V28B24C150BL)
Parameter
Min
Typ
Max
Unit
Notes
Efficiency
74.3
75.8
%
Nominal input; full load; 25°C
Ripple and noise
360
450
mV
p-p; Nominal input; full load; 20 MHz bandwith
Output OVP setpoint
31.5
32.7
33.9
Volts
25°C; recycle input voltage to restart (>100 ms off)
Dissipation, standby
9.6
10.9
Watts
No load
Load regulation
±0.02
±0.2
%
No load to full load; nominal input
Load current
0
5.36
Amps
For Vin 9 - 10 V, load current 4.02 A max.
Current limit
5.46
6.16
7.24
Amps
Output voltage 95% of nominal
Short circuit current
3.75
6.16
7.24
Amps
Output voltage <250 mV
28 Vout, 150 W (e.g. V28B28C150BL)
Parameter
Min
Typ
Max
Unit
Notes
Efficiency
73.0
78.0
%
Nominal input; full load; 25°C
Ripple and noise
320
400
mV
p-p; Nominal input; full load; 20 MHz bandwith
Output OVP setpoint
40.4
41.9
43.4
Volts
25°C; recycle input voltage to restart (>100 ms off)
Dissipation, standby
9
10
Watts
No load
Load regulation
±0.02
±0.2
%
No load to full load; nominal input
Load current
0
4.17
Amps
For Vin 9 - 10 V, load current 3.13 A max.
Current limit
4.25
4.8
5.63
Amps
Output voltage 95% of nominal
Short circuit current
2.91
4.8
5.63
Amps
Output voltage <250 mV
Parameter
Min
Typ
Max
Unit
Notes
Efficiency
75.3
79.7
%
Nominal input; full load; 25°C
Ripple and noise
320
400
mV
p-p; Nominal input; full load; 20MHz bandwith
Output OVP setpoint
53.7
55.7
57.7
Volts
25°C; recycle input voltage to restart (>100 ms off)
Dissipation, standby
5.6
14
Watts
No load
Load regulation
±0.02
±0.2
%
No load to full load; nominal input
Load current
0
3.13
Amps
For Vin 9 - 10 V, load current 2.35 A max.
Current limit
3.19
3.6
4.23
Amps
Output voltage 95% of nominal
Short circuit current
2.19
3.6
4.23
Amps
Output voltage <250 mV
48 Vout, 150 W (e.g. V28B48C150BL)
36 Vout, 150 W (e.g. V28B36C150BL)