JBW050F Power Modules: dc-dc Converter;
36 to 75 Vdc Input, 3.3 Vdc Output; 33 W
Data Sheet
September 20, 2004
Electrical Specifications (continued)
Table 3. Isolation Specifications
Parameter
Min
—
Typ
2500
—
Max
—
Unit
pF
Isolation Capacitance
Isolation Resistance
10
—
MΩ
General Specifications
Parameter
Calculated MTBF (IO = 80% of IO, max; TC = 40 °C)
Weight
Min
Typ
3,210,000
—
Max
Unit
hr.
—
100 (3.5)
g (oz.)
Feature Specifications
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
Symbol
Min
Typ
Max
Unit
(VI = 0 V to 75 V; open collector or equivalent compatible;
signal referenced to VI(–) terminal; see Figure 11 and
Feature Descriptions.):
Preferred Logic:
Logic Low—Module On
Logic High—Module Off
Optional Logic:
Logic Low—Module Off
Logic High—Module On Logic Low:
At Ion/off = 1.0 mA
Von/off
Ion/off
0
—
—
—
1.2
1.0
V
mA
At Von/off = 0.0 V
Logic High:
At Ion/off = 0.0 µA
Leakage Current
Turn-on Time (See Figure 7.)
(IO = 80% of IO, max; VO within ±1% of steady state)
Von/off
Ion/off
—
—
—
—
—
—
20
15
50
35
V
µA
ms
Output Voltage Adjustment (See Feature Descriptions.):
Output Voltage Remote-sense Range
—
—
—
60
—
—
0.5
110
V
Output Voltage Set-point Adjustment Range (trim)
%VO, nom
Output Overvoltage Protection
VO, clamp
3.8*
—
—
5.3*
—
V
Overtemperature Protection (shutdown)
TC
105
°C
* These are manufacturing test limits. In some situations, results may differ.
4
Tyco Electronics Power Systems
LINEAGEPOWER [ LINEAGE POWER CORPORATION ]
