B048K120T15 Datasheet, PDF (10/16 Pages) Vicor Corporation – VI Chip - BCM Bus Converter Module

Part Numbering and Configuration Options
V•I Chip BUS CONVERTER PART NUMBERING
B
Bus Converter
Module
048
Input Voltage
Designator
K
Configuration Options
F = On-board (Fig.21)
G = On-board with 0.25"
Integral Pin Fins (Fig.23)
K = In-board (Fig.20)
L = In-board with 0.25"
Integral Pin Fins (Fig.22)
120
Output Voltage
Designator
(=Vout x10)
T
Product Grade Temperatures (°C)
Grade Storage Operating
T
-40 to150 -40 to125
15
Output Power
Designator
(=Pout/10)
NOTE:
100W and 200W
versions are
also available.
CONFIGURATION OPTIONS
CONFIGURATION
IN-BOARD*
ON-BOARD*
IN-BOARD WITH 0.25"
PIN FINS**
ON-BOARD WITH 0.25"
PIN FINS**
Effective Power Density
875 W/in³
547 W/in³
304 W/in³
244 W/in³
P ^{R E L I M I N A RY Junction-Board}
Thermal Resistance
Junction-Case
Thermal Resistance
Junction-Ambient
Thermal Resistance 300LFM
BCM Model No.
2.1 °C/W
1.1 °C/W
6.5 °C/W
B048K120T15
*Surface mounted to a 2" x 2" FR4 board, 4 layers 2 oz Cu
**Pin Fin heat sink also available as a separate item
2.4 °C/W
1.1 °C/W
6.8 °C/W
B048F120T15
2.1 °C/W
N/A
5.0 °C/W
B048L120T15
2.4 °C/W
N/A
5.0 °C/W
B048G120T15
21.5
0.85
22.0
0.87
32.0
1.26
4.0
0.16
IN–BOARD MOUNT
(V•I Chip recessed into PCB)
Figure 20—In-board mounting – package K
32.0
1.26
6.3
0.25
ON–BOARD MOUNT
mm
mm
in
in
Figure 21—On-board mounting – package F
45 Vicor Corporation
Tel: [phone]
vicorpower.com
V•I Chip Bus Converter
B048K120T15
Rev. 1.2
Page 10 of 16