Data Sheet
August 30, 2011
Feature Specifications
ESTW004A2C Series DC-DC Converter Power Modules
36–75V
dc
Input; 15.0V
dc
/4.2A
dc
Output
Unless otherwise indicated, specifications apply over all operating input voltage, resistive load, and temperature
conditions. See Feature Descriptions for additional information.
Parameter
Remote On/Off Signal Interface
(V
IN
=V
IN, min
to V
IN, max
; open collector or equivalent,
Signal referenced to V
IN-
terminal)
Negative Logic: device code suffix “1”
Logic Low = module On, Logic High = module Off
Positive Logic: No device code suffix required
Logic Low = module Off, Logic High = module On
Logic Low - Remote On/Off Current (V
on/off
= -0.7V
dc
)
Logic Low - On/Off Voltage
Logic High Voltage (I
on/off
= 0A
dc
)
Logic High maximum allowable leakage current
Turn-On Delay and Rise Times
(I
O
=I
O, max ,
V
IN
=V
IN, nom,
T
A
= 25 C)
Case 1: Input power is applied for at least 1second,
and then the On/Off input is set from OFF to ON
(T
delay
= on/off pin transition until V
O
= 10% of V
O, set
)
Case 2: On/Off input is set to Module ON, and then
input power is applied
(T
delay
= V
IN
reaches V
IN, min
until V
O
= 10% of V
O,set
)
Output voltage Rise time (time for V
o
to rise from 10%
of V
o,set
to 90% of V
o, set
)
Output voltage overshoot – Startup
I
O
= I
O, max
; V
IN
=V
IN, min
to V
IN, max
, T
A
= 25 C
Remote Sense Range
Output Voltage Adjustment Range
Output Overvoltage Protection
Overtemperature Protection – Hiccup Auto Restart
o
o
Device
Symbol
Min
Typ
Max
Unit
All
All
All
All
I
on/off
V
on/off
V
on/off
I
on/off
-0.7
2.5
0.15
0.6
6.7
25
mA
V
dc
V
dc
μA
All
T
delay
―
12
―
msec
All
All
All
All
All
All
Open
Frame
Heat
Plate
All
T
delay
T
rise
―
―
25
15
―
35
25
3
10
msec
msec
% V
O, set
% V
O, set
% V
O, set
V
dc
O
V
SENSE
90
V
O, limit
T
ref1
T
ref2
V
UVLO
30
1
34
32
2
77
79
2
17.0
135
120
110
20.0
36
34
C
C
O
Input Undervoltage Lockout
Turn-on Threshold
Turn-off Threshold
Hysteresis
Input Overvoltage Lockout
Turn-on Threshold
Turn-off Threshold
Hysteresis
V
dc
V
dc
V
dc
All
V
OVLO
76
77
1
81
Vdc
Vdc
Vdc
LINEAGE
POWER
4
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
