Datasheet

3 Electrical Performance Specifications
www.ti.com Electrical Performance Specifications
Table 1. Electrical Performance Specifications
PARAMETER TEST CONDITIONS MIN TYP MAX UNITS
Input Characteristics
Voltage range V
IN
43 53 V
DC
Input inrush current 8.5 A
V
IN
= 43 V
DC
, I
OUT
= 30 A 6.1 A
Maximum input current
V
IN
= 53 V
DC
, I
OUT
= 30 A 6.1
Output Characteristics
Output voltage V
OUT
V
IN
: 43 - 53 V
DC
, I
OUT
: 0 - 30 A 8 9.6 10.8 V
DC
Load current1 V
IN
: 43 – 53 V
DC
0 30 A
Continuous output power
(1)
V
IN
: 43 - 53 V
DC
300 W
Line regulation V
IN
: 43 - 53 V
DC
, I
OUT
= 0 A 2
V
Load regulation V
IN
: 48 V
DC
, I
OUT
: 0 - 30 A 0.3
Ripple and noise (20 MHz BW) V
IN
: 43 - 53 V
DC
, I
OUT
= 30 A 50 75 mVpk-pk
Start-up overshoot 5%
Load transient deviation 300 mV
Short circuit current threshold,
V
IN
: 43 - 53 V
DC
45 A
Io_sc
Max power limit V
IN
: 43 - 53 V
DC
450 W
V
O
pre-bias start range V
IN
: 43 - 53 V
DC
0% 100%
Efficiency
Peak V
IN
= 53 V
DC
, I
OUT
= 25 A 96.5%
V
IN
= 43 V
DC
, I
OUT
= 30 A 96.2%
Full load V
IN
= 48 V
DC
, I
OUT
= 30 A 96.3%
V
IN
= 53 V
DC
, I
OUT
= 30 A 96.4%
V
IN
= 48 V
DC
, I
OUT
= 0 A 4.8
Power losses V
IN
= 48 V
DC
, I
OUT
= 15 A 6
W
V
IN
= 48 V
DC
, I
OUT
= 30 A 10.5
Transformer turns ratio Primary turns to secondary turns 5:1
Operation temperature Full load, natural convection cooling 45 C
(1)
1. The module power rating can be expanded to 500 W. Consult factory before making power rating expansion.
SLUU331 – July 2008 Intermediate Bus Converter 300-W Evaluation Module 3
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