Data Sheet
August 20, 2010
ESTW015A0F Series Eighth-Brick Power Modules
36–75Vdc Input; 3.3Vdc Output; 15A Output
Characteristic Curves
The following figures provide typical characteristics for the ESTW015A0F (3.3V, 15A) at 25 C. The figures are
identical for either positive or negative remote On/Off logic.
OUTPUT CURRENT OUTPUT VOLTAGE
V
O
(V) (200mV/div)
o
EFFICIENCY,
η
(%)
OUTPUT CURRENT, I
O
(A)
Io(A) (5A/div)
TIME, t (200µs/div)
Figure 1. Converter Efficiency versus Output Current.
Figure 4. Transient Response to 0.1A/µS Dynamic
Load Change from 50% to 75% to 50% of full load.
OUTPUT VOLTAGE
On/Off VOLTAGE
V
On/Off
(V) (1V/div)
V
O
(V) (2V/div)
OUTPUT VOLTAGE
V
O
(V) (20mV/div)
TIME, t (2µs/div)
TIME, t (10ms/div)
Figure 2. Typical output ripple and noise (V
IN
= V
IN,NOM
,
I
o
= I
o,max
).
OUTPUT CURRENT OUTPUT VOLTAGE
V
O
(V) (200mV/div)
Figure 5. Typical Start-up Using Remote On/Off,
negative logic version shown (V
IN
= V
IN,NOM
, I
o
= I
o,max
).
OUTPUT VOLTAGE
INPUT VOLTAGE
V
IN
(V) (1V/div)
V
O
(V) (20V/div
Io(A) (5A/div)
TIME, t (200µs/div)
TIME, t (5ms/div)
Figure 3. Transient Response to 0.1A/µS Dynamic
Load Change from 25% to 50% to 25% of full load.
Figure 6. Typical Start-up Using Input Voltage (V
IN
=
V
IN,NOM
, I
o
= I
o,max
).
LINEAGE
POWER
5
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
