FW300C1

FW300C1 Datasheet


FW250C1 and FW300C1 Power Modules dc-dc Converters 36 to 75 Vdc Input, 15 Vdc Output 250 W to 300 W

Part Datasheet
FW300C1 FW300C1 FW300C1 (pdf)
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Data Sheet April 2008

FW250C1 and FW300C1 Power Modules dc-dc Converters 36 to 75 Vdc Input, 15 Vdc Output 250 W to 300 W

The FW250C1 and FW300C1 Power Modules use advanced, surface-mount technology and deliver high-quality, compact, dc-dc conversion at an economical price.
n Redundant and distributed power architectures n Computer equipment n Communications equipment

Options
n Heat sink available for extended operation
n Size mm x mm x mm in. x in. x in.
n Wide input voltage range n High efficiency 87% typical n Parallel operation with load sharing n Output voltage set-point adjustment trim n Thermal protection n Synchronization n Power good signal n Current monitor n Output overvoltage and overcurrent protection n Constant frequency n Case ground pin n Input-to-output isolation n Remote sense n Remote on/off n Short-circuit protection n ISO* 9001 Certified manufacturing facilities n UL†1950 Recognized, C22.2 No. 950-95

Certified, and VDE § 0805 EN60950, IEC950 Licensed n CE mark meets 73/23/EEC and 93/68/EEC directives**

The FW250C1 and FW300C1 Power Modules are dc-dc converters that operate over an input voltage range of 36 Vdc to 75 Vdc and provide a precisely regulated dc output. The outputs are fully isolated from the inputs, allowing versatile polarity configurations and grounding connections. The modules have maximum power ratings from 250 W to 300 W at a typical full-load efficiency of

Two or more modules may be paralleled with forced load sharing for redundant or enhanced power applications. The package, which mounts on a printed-circuit board, accommodates a heat sink for high-temperature applications.
* ISO is a registered trademark of the International Organization for Standardization. † UL is a registered trademark of Underwriters Laboratories, Inc. CSA is a registered trademark of Canadian Standards Assn. § VDE is a trademark of Verband Deutscher Elektrotechniker e.V. ** This product is intended for integration into end-use equipment. All the required procedures for CE marking of end-use equipment should
be followed. The CE mark is placed on selected products.

FW250C1 and FW300C1 Power Modules dc-dc Converters 36 to 75 Vdc Input, 15 Vdc Output 250 W to 300 W

Data Sheet April 2008

Absolute Maximum Ratings

Stresses in excess of the absolute maximum ratings can cause permanent damage to the device. These are absolute stress ratings only. Functional operation of the device is not implied at these or any other conditions in excess of those given in the operations sections of the data sheet. Exposure to absolute maximum ratings for extended periods can adversely affect device reliability.

Parameter

Input Voltage Continuous Transient 100 ms

VI, trans

I/O Isolation Voltage

Operating Case Temperature

See Thermal Considerations section and

Figure

Storage Temperature

Tstg
80 100 1500 100

Unit

Vdc V

Vdc °C

Electrical Specifications

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

Table Input Specifications

Parameter

Operating Input Voltage

Maximum Input Current VI = 0 V to 75 V FW250C1 FW300C1

Inrush Transient

Input Reflected-ripple Current, Peak-to-peak 5 Hz to 20 MHz, 12 µH source impedance see Figure

Input Ripple Rejection 120 Hz

Unit

II, max
The temperature at this location should not exceed 100 °C. The maximum case temperature can be limited to a lower value for extremely high reliability. The output power of the module should not exceed the rated power for the module as listed in the Ordering Information table.

For additional information about these modules, refer to the Thermal Management for FC- and FW-Series 250 W Board-Mounted Power Modules Technical Note TN96-009EPS .

POWER DISSIPATION, PD W
70 m/s 800 ft./min.
m/s 700 ft./min.
m/s 600 ft./min.
m/s 500 ft./min.
m/s 400 ft./min.
m/s 300 ft./min.
m/s 200 ft./min.
m/s 100 ft./min.
10 m/s 20 ft./min. NAT. CONV.
0 10 20 30 40 50 60 70 80 90 100

LOCAL AMBIENT TEMPERATURE, TA °C
8-1315 F

Figure Convection Power Derating with No Heat Sink Airflow Along Width Transverse

POWER DISSIPATION, PD W
70 m/s 800 ft./min.
m/s 700 ft./min.
m/s 600 ft./min.
m/s 500 ft./min.
m/s 400 ft./min.
m/s 300 ft./min.
m/s 200 ft./min.
m/s 100 ft./min.
10 m/s 20 ft./min. NAT. CONV.
0 10 20 30 40 50 60 70 80 90 100

LOCAL AMBIENT TEMPERATURE, TA °C
8-1314 F

Figure Convection Power Derating with No Heat Sink Airflow Along Length Longitudinal

Heat Transfer Without Heat Sinks

Derating curves for forced-air cooling without a heat sink are shown in Figures 19 and These curves can be used to determine the appropriate airflow for a given set of operating conditions. For example, if the unit with airflow along its length dissipates 20 W of heat, the correct airflow in a 40 °C environment is m/s 200 ft./min. .

Lineage Power

FW250C1 and FW300C1 Power Modules dc-dc Converters 36 to 75 Vdc Input, 15 Vdc Output 250 W to 300 W

Data Sheet April 2008

Thermal Considerations continued

Heat Transfer with Heat Sinks

The power modules have through-threaded, M3 x mounting holes, which enable heat sinks or cold plates to be attached to the module. The mounting torque must not exceed N-m 5 in.-lb. . For the screw attachment from the pin side, the recommended hole size on the customer’s PWB around the mounting holes is ± inches. If a larger hole is used, the mounting torque from the pin side must not exceed N-m in.-lbs. .

Thermal derating with heat sinks is expressed by using the overall thermal resistance of the module. Total module thermal resistance is defined as the maximum case temperature rise max divided by the module power dissipation PD :

The location to measure case temperature TC is shown in Figure Case-to-ambient thermal resistance vs. airflow for various heat sink configurations is shown in Figure 21 and Figure These curves were obtained by experimental testing of heat sinks, which are offered in the product catalog.

CASE-TO-AMBIENT THERMAL RESISTANCE, °C/W
Ordering Information

Table Device Codes

Input Voltage 48 V 48 V

Output Voltage 15 V 15 V

Output Power 250 W 300 W

Device Code FW250C1 FW300C1
8-1650 F .pg2

Comcode 107588345 107588352

Lineage Power

FW250C1 and FW300C1 Power Modules dc-dc Converters 36 to 75 Vdc Input, 15 Vdc Output 250 W to 300 W

Data Sheet April 2008
Ordering Information continued

Table Device Accessories

Accessory 1/4 in. transverse kit heat sink, thermal pad, and screws 1/4 in. longitudinal kit heat sink, thermal pad, and screws 1/2 in. transverse kit heat sink, thermal pad, and screws 1/2 in. longitudinal kit heat sink, thermal pad, and screws 1 in. transverse kit heat sink, thermal pad, and screws 1 in. longitudinal kit heat sink, thermal pad, and screws 1/2 in. transverse kit heat sink, thermal pad, and screws 1/2 in. longitudinal kit heat sink, thermal pad, and screws

Dimension are in millimeters and inches .

Comcode
847308335 847308327 847308350 847308343 847308376 847308368 847308392 847308384
1/4 IN. 1/2 IN.
1 IN.
1/2 IN.
1/4 IN. 1/2 IN.
1 IN.
1/2 IN.
8-2830 F

Figure Longitudinal Heat Sink

Figure Transverse Heat Sink
8-2831 F

Lineage Power

Data Sheet April 2008

Notes

FW250C1 and FW300C1 Power Modules dc-dc Converters 36 to 75 Vdc Input, 15 Vdc Output 250 W to 300 W

Lineage Power

FW250C1 and FW300C1 Power Modules dc-dc Converters 36 to 75 Vdc Input, 15 Vdc Output 250 W to 300 W

Data Sheet April 2008

A sia-Pacific Head qu art ers T el +65 6 41 6 4283

World W ide Headq u arters Lin eag e Po wer Co rp oratio n 30 00 Sk yline D riv e, Mes quite, T X 75149, U SA +1-800-526-7819 Outs id e U .S.A +1- 97 2-2 84 -2626 ag ep ower.co m e-m ail tech sup lin ea gep ower.co m

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Lineage Power reserves the right to make changes to the produc t s or information contained herein without notice. No liability is ass umed as a res ult of their use or applic ation. No rights under any patent acc ompany the sale of any s uc h pr oduct s or information.
2008 Lineage Power Corpor ation, Mesquite, Texas All International Rights Res er ved.

April 2008 DS00-158EPS Replaces DS00-157EPS
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Datasheet ID: FW300C1 645655