FC250A1 Lineage Power, FC250A1 Datasheet - Page 6

• Manufacturer Part Number: FC250A1
• Description: CONVERTER DC/DC 2.5V 100W OUT
• Manufacturer: Lineage Power
• Series: FC250r
• Type: Isolated with Remote On/Offr

Specifications of FC250A1

• Output: 2.5V
• Number Of Outputs: 1
• Power (watts): 50W
• Mounting Type: Through Hole
• Voltage - Input: 36 ~ 75V
• Package / Case: Module
• 1st Output: 2.5 VDC @ 40A
• Size / Dimension: 2.40" L x 2.28" W x 0.50" H (61mm x 57.9mm x 12.7mm)
• Power (watts) - Rated: 100W
• Operating Temperature: -40°C ~ 100°C
• Efficiency: 85%
• Approvals: CSA, UL, VDE
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• 3rd Output: -
• 2nd Output: -
• 4th Output: -

18 Vdc to 36 Vdc Input, 5 Vdc Output; 50 W
Characteristic Curves
Note: Tested with a 10 µF tantalum and a 1 µF ceramic capacitor
Figure 5. Typical FC250A1 Transient Response to
Note: Tested with a 10 µF tantalum and a 1 µF ceramic capacitor
Figure 6. Typical Start-Up from Remote On/Off;
6
across the load.
across the load.
Step Decrease in Load from 50% to 25%
of I
Input (Waveform Averaged to Eliminate
Ripple Component.)
I
O
= I
O, max
O, max
at Room Temperature and 75 Vdc
TIME, t (50 s/div)
TIME, t (20 ms/div)
(continued)
8-3362 (F)
8-3363 (F)
Test Configurations
Note: Measure input reflected-ripple current with a simulated source
Note: Use a 1.0 µF ceramic capacitor and a 10 µF aluminum or tan-
Figure 8. Peak-to-Peak Output Noise Measurement
Note: All measurements are taken at the module terminals. When
Figure 9. Output Voltage and Efficiency
BATTERY
SUPPLY
Figure 7. Input Reflected-Ripple Test Setup
inductance (L
tery impedance. Measure current as shown above.
talum capacitor. Scope measurement should be made using a
BNC socket. Position the load between 51 mm and 76 mm
(2 in. and 3 in.) from the module.
socketing, place Kelvin connections at module terminals to
avoid measurement errors due to socket contact resistance.
RESISTANCE
V
V
=
CONTACT
O
O
(+)
(–)
TO OSCILLOSCOPE

----------------------------------------------- -
Test Setup
Measurement Test Setup
V
I
V
I
O
I
(+) – V
(+) – V
TEST
COPPER STRIP
1.0 F
C
ESR < 0.1
@ 20 C, 100 kHz
) of 12 µH. Capacitor C
V
V
S
I
I
220 F
(+)
(–)
O
I
(–) I
(–) I
12 H
L
SENSE(+)
SENSE(–)
TEST
10 F
I
O
V
V


O
O
(+)
(–)
x 100
Tyco Electronics Corp.
ESR < 0.7
SCOPE
@ 100 kHz
DISTRIBUTION LOSSES
100 F
CURRENT
S
I
O
PROBE
offsets possible bat-
CONTACT AND
%
July 1998
RESISTIVE
LOAD
LOAD
8-513 (F).d
1-0096(F)
8-749 (F)
V
V
I
I
(+)
(–)