4

Lineage Power

Data Sheet

April 2008

36 Vdc to 75 Vdc Input, 12 Vdc Output; 250 W to 300 W

FW250B1 and FW300B1 Power Modules: dc-dc Converters:

Table 3. Isolation Specifications

Parameter

Min

Typ

Max

Unit

Isolation Capacitance

—

1700

—

pF

Isolation Resistance

10

—

—

M¾

General Specifications

Parameter

Min

Typ

Max

Unit

1,500,000

hours

Weight

—

—

200 (7)

g (oz.)

Feature Specifications

Unless otherwise indicated, specifications apply over all operating input voltage, resistive load, and temperature

conditions. See Feature Descriptions for further information.

Table 4. Feature Specifications

Parameter

Symbol

Min

Typ

Max

Unit

Remote On/Off Signal Interface

Figure 11 and Feature Descriptions.):

Logic Low—Module On

Logic High—Module Off

Logic Low:

Logic High:

Leakage Current

Turn-on Time

Output Voltage Overshoot

—

—

0

—

—

—

—

—

—

—

—

—

30

0

1.2

1.0

15

50

50

5

V

mA

V

µA

ms

Output Voltage Adjustment (See Feature Descriptions.):

Output Voltage Remote-sense Range

Output Voltage Set-point Adjustment Range (trim)

—

—

—

60

—

—

1.2

110

V

Output Overvoltage Protection

—

13.5*

—

16.0*

V

—

0.18

—

V/A

* These are manufacturing test limits. In some situations, results may differ.