JBW050F1

JBW050F1 Datasheet

JBW050F Power Modules dc-dc Converter 36 to 75 Vdc Input, Vdc Output 33 W

Part	Datasheet
JBW050F1	JBW050F1 (pdf)

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Data Sheet September 20, 2004 JBW050F Power Modules dc-dc Converter 36 to 75 Vdc Input, Vdc Output 33 W The JBW050F Power Module use advanced, surface-mount technology and deliver high-quality, efficient, and compact dc-dc conversion. • Distributed power architectures • Workstations • Computer equipment • Communications equipment Options • Heat sinks available for extended operation • Choice of remote on/off logic configuration • Short Pins mm ± mm in ± in • Approved for basic insulation -B suffix • Small size mm x mm x mm in. x in. x in. • High power density • High efficiency 81% typical • Low output noise • Constant frequency • Industry-standard pinout • Metal case • 2:1 input voltage range • Overtemperature protection • Overcurrent and overvoltage protection • Remote sense • Remote on/off • Adjustable output voltage 60% to 110% of VO, nom • Case ground pin • ISO9001 Certified manufacturing facilities • UL* 60950 Recognized, CSA† C22.2 No. 60950-00 Certified, and EN 60950 VDE0805 :2001-12 Licensed • CE mark meets 73/23/EEC and 93/68/EEC * UL is a registered trademark of Underwriters Laboratories, Inc. † CSA is a registered trademark of Canadian Standards Assn. 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. The JBW050F Power Module is a dc-dc converter that operates over an input voltage range of 36 Vdc to 75 Vdc and provides a precisely regulated Vdc output. The output is fully isolated from the input, allowing a versatile polarity configuration and grounding connections. The module has a maximum power rating of 33 W at a typical full-load efficiency of The modules are DC board-mountable and encapsulated in metal cases. Threaded-through holes are provided to allow easy mounting or addition of a heat sink for high-temperature applications. The standard feature set includes remote sensing, output trim, and remote on/off for convenient flexibility in distributed power applications. JBW050F Power Modules dc-dc Converter 36 to 75 Vdc Input, Vdc Output 33 W Data Sheet September 20, 2004 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 I/O Isolation Voltage Operating Case Temperature See Thermal Considerations section. Storage Temperature VI, trans Tstg 75 100 1500 100 Unit The temperature at this location should not exceed 100 °C. The output power of the module should not exceed the rated power for the module as listed in the Ordering Information table. Although the maximum case temperature of the power modules is 100 °C, you can limit this temperature to a lower value for extremely high reliability. Note that although the maximum case temperature allowed is lower than 100 °C under some conditions, this modules derating is equivalent to or better than the JW050F. At full load, the JW050F power module has a higher case temperature rise than the JBW050F. For additional information on these modules, refer to the Thermal Management JC-, JFC-, JW-, and JFWSeries 50 W to 150 W Board-Mounted Power Modules Technical Note TN97-008EPS . POWER DISSIPATION, PD W Heat Transfer Without Heat Sinks Increasing airflow over the module enhances the heat transfer via convection. Figure 19 shows the maximum power that can be dissipated by the module without exceeding the maximum case temperature versus local ambient temperature TA for natural convection through 3 m/s 600 ft./min. . Note that the natural convection condition was measured at m/s to m/s 10 ft./min. to 20 ft./min. however, systems in which these power modules may be used can typically generate natural convection airflow rates of m/s 60 ft./min. due to other heat dissipating components in the system. The use of Figure 19 is shown in the following example. Example What is the minimum airflow necessary for a JBW050F operating at VI = 54 V, an output current of 10 A, and a maximum ambient temperature of 70 °C? Solution Given VI = 54 V IO = 10 A TA = 70 °C Determine PD Use Figure 18 : PD = W Determine airflow v Use Figure 19 : v = m/s 100 ft./min. 10 9 VI = 36 V 8 VI = 48 V VI = 75 V 7 6 5 4 3 2 1 0 0 1 2 3 4 5 6 7 8 9 10 OUTPUT CURRENT, IO A 1-0706 Figure Power Dissipation vs. Output Current Tyco Electronics Power Systems JBW050F Power Modules dc-dc Converter 36 to 75 Vdc Input, Vdc Output 33 W Data Sheet September 20, 2004 POWER DISSIPATION, PD W CASE-TO-AMBIENT THERMAL RESISTANCE, CA °C/W MAX CASE TEMP m/s 600 ft./min. m/s 400 ft./min. m/s 200 ft./min. m/s 100 ft./min. m/s 50 ft./min. NATURAL CONVECTION LOCAL AMBIENT TEMPERATURE, TA 120 1-0705 Figure Forced Convection Power Derating with No Heat Sink Either Orientation Heat Transfer with Heat Sinks The power modules have through-threaded, M3 x mounting holes, which enable heat sinks or cold plates to attach to the module. The mounting torque must not exceed N-m 5 in.-lb. . For a 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.-lb. . 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 is shown, for various heat sink configurations and heights, in Figure These curves were obtained by experimental testing of heat sinks, which are offered in the product catalog. Thermal Considerations continued Heat Transfer with Heat Sinks continued NO HEAT SINK Ordering Information Table Device Codes Input Voltage 48 V 48 V Output Voltage Output Power 33 W 33 W Remote On/Off Logic Negative Positive Device Code JBW050F1 JBW050F Comcode TBD 108966052 Table Device Options Option* Short pins mm ± mm in. ± in. Approved for basic insulation Device Code Suffix** 6 * Contact Tyco Electronics Sales Representatives for availability of these options, samples, minimum order quantity and lead times. ** When adding multiple options to the product code, add suffix numbers in the descending orders. Tyco Electronics Power Systems JBW050F Power Modules dc-dc Converter 36 to 75 Vdc Input, Vdc Output 33 W 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 Dimensions are in millimeters and inches . Data Sheet September 20, 2004 Comcode 407243989 407243997 407244706 407244714 407244722 407244730 407244748 407244755 1/4 IN. 1/2 IN. 1 IN. 1/2 IN. D000c Figure Longitudinal Heat Sink Figure Transverse Heat Sink D000-d.cvs World Wide Headquarters Tyco Electronics Power Systems, Inc. 3000 Skyline Drive, Mesquite, TX 75149, USA +1-800-526-7819 Outside U.S.A. +1-972-284-2626, FAX +1-972-284-2900 e-mail: Europe, Middle-East and Africa Headquarters Tyco Electronics UK Ltd Tel +44 1344 469 300, Fax +44 1344 469 301 Caribbean-Latin America-Brazil Headquarters Tyco Electronics Power Systems Tel +56 2 209 8211, Fax +56 2 223 1477 India Headquarters Tyco Electronics Systems India Pte Ltd Tel +91 80 841 1633 x3001 Asia-Pacific Headquarters Tyco Electronics Singapore Pte Ltd Tel +65 6416 4283, Fax 65 6416 4299 Tyco Electronics Corporation reserves the right to make changes to the product s or information contained herein without notice. No liability is assumed as a result of their use or application. No rights under any patent accompany the sale of any such product s or information. 2002 Tyco Electronics Power Systems, Inc. Mesquite, Texas All International Rights Reserved. Printed in U.S.A. September 20, 2004 FDS02-038EPS Replaces ADS02-013EPS

PDF Datasheet Preview

Data Sheet September 20, 2004

JBW050F Power Modules dc-dc Converter 36 to 75 Vdc Input, Vdc Output 33 W

The JBW050F Power Module use advanced, surface-mount technology and deliver high-quality, efficient, and compact dc-dc conversion.
• Distributed power architectures
• Workstations
• Computer equipment
• Communications equipment

Options
• Heat sinks available for extended operation
• Choice of remote on/off logic configuration
• Short Pins mm ± mm
in ± in
• Approved for basic insulation -B suffix
• Small size mm x mm x mm in. x in. x in.
• High power density
• High efficiency 81% typical
• Low output noise
• Constant frequency
• Industry-standard pinout
• Metal case
• 2:1 input voltage range
• Overtemperature protection
• Overcurrent and overvoltage protection
• Remote sense
• Remote on/off
• Adjustable output voltage 60% to 110% of VO, nom
• Case ground pin
• ISO9001 Certified manufacturing facilities
• UL* 60950 Recognized, CSA† C22.2 No. 60950-00

Certified, and EN 60950 VDE0805 :2001-12 Licensed
• CE mark meets 73/23/EEC and 93/68/EEC
* UL is a registered trademark of Underwriters Laboratories, Inc. † CSA is a registered trademark of Canadian Standards Assn. 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.

The JBW050F Power Module is a dc-dc converter that operates over an input voltage range of 36 Vdc to 75 Vdc and provides a precisely regulated Vdc output. The output is fully isolated from the input, allowing a versatile polarity configuration and grounding connections. The module has a maximum power rating of 33 W at a typical full-load efficiency of

The modules are DC board-mountable and encapsulated in metal cases. Threaded-through holes are provided to allow easy mounting or addition of a heat sink for high-temperature applications. The standard feature set includes remote sensing, output trim, and remote on/off for convenient flexibility in distributed power applications.

JBW050F Power Modules dc-dc Converter 36 to 75 Vdc Input, Vdc Output 33 W

Data Sheet September 20, 2004

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

I/O Isolation Voltage

Operating Case Temperature See Thermal Considerations section.

Storage Temperature

VI, trans

Tstg
75 100 1500 100

Unit
The temperature at this location should not exceed 100 °C. The output power of the module should not exceed the rated power for the module as listed in the Ordering Information table.

Although the maximum case temperature of the power modules is 100 °C, you can limit this temperature to a lower value for extremely high reliability.

Note that although the maximum case temperature allowed is lower than 100 °C under some conditions, this modules derating is equivalent to or better than the JW050F. At full load, the JW050F power module has a higher case temperature rise than the JBW050F.

For additional information on these modules, refer to the Thermal Management JC-, JFC-, JW-, and JFWSeries 50 W to 150 W Board-Mounted Power Modules Technical Note TN97-008EPS .

POWER DISSIPATION, PD W

Heat Transfer Without Heat Sinks

Increasing airflow over the module enhances the heat transfer via convection. Figure 19 shows the maximum power that can be dissipated by the module without exceeding the maximum case temperature versus local ambient temperature TA for natural convection through 3 m/s 600 ft./min. .

Note that the natural convection condition was measured at m/s to m/s 10 ft./min. to 20 ft./min. however, systems in which these power modules may be used can typically generate natural convection airflow rates of m/s 60 ft./min. due to other heat dissipating components in the system. The use of Figure 19 is shown in the following example.

Example

What is the minimum airflow necessary for a JBW050F operating at VI = 54 V, an output current of 10 A, and a maximum ambient temperature of 70 °C?

Solution

Given VI = 54 V IO = 10 A TA = 70 °C

Determine PD Use Figure 18 :

PD = W

Determine airflow v Use Figure 19 :
v = m/s 100 ft./min.
10 9 VI = 36 V 8 VI = 48 V

VI = 75 V 7 6 5 4 3 2 1 0
0 1 2 3 4 5 6 7 8 9 10 OUTPUT CURRENT, IO A 1-0706

Figure Power Dissipation vs. Output Current

Tyco Electronics Power Systems

JBW050F Power Modules dc-dc Converter 36 to 75 Vdc Input, Vdc Output 33 W

Data Sheet September 20, 2004

POWER DISSIPATION, PD W CASE-TO-AMBIENT THERMAL

RESISTANCE, CA °C/W

MAX CASE TEMP
m/s 600 ft./min.
m/s 400 ft./min.
m/s 200 ft./min.
m/s 100 ft./min. m/s 50 ft./min.

NATURAL CONVECTION

LOCAL AMBIENT TEMPERATURE, TA
120 1-0705

Figure Forced Convection Power Derating with

No Heat Sink Either Orientation

Heat Transfer with Heat Sinks

The power modules have through-threaded, M3 x mounting holes, which enable heat sinks or cold plates to attach to the module. The mounting torque must not exceed N-m 5 in.-lb. . For a 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.-lb. .

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 is shown, for various heat sink configurations and heights, in Figure These curves were obtained by experimental testing of heat sinks, which are offered in the product catalog.

Thermal Considerations continued Heat Transfer with Heat Sinks continued

NO HEAT SINK
Ordering Information

Table Device Codes

Input Voltage
48 V 48 V

Output Voltage

Output Power 33 W 33 W

Remote On/Off Logic

Negative Positive

Device Code JBW050F1 JBW050F

Comcode

TBD 108966052

Table Device Options

Option* Short pins mm ± mm
in. ± in. Approved for basic insulation

Device Code Suffix** 6
* Contact Tyco Electronics Sales Representatives for availability of these options, samples, minimum order quantity and lead times.
** When adding multiple options to the product code, add suffix numbers in the descending orders.

Tyco Electronics Power Systems

JBW050F Power Modules dc-dc Converter 36 to 75 Vdc Input, Vdc Output 33 W
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

Dimensions are in millimeters and inches .

Data Sheet September 20, 2004

Comcode 407243989 407243997 407244706 407244714 407244722 407244730 407244748 407244755
1/4 IN. 1/2 IN.
1 IN.
1/2 IN.

D000c

Figure Longitudinal Heat Sink

Figure Transverse Heat Sink

D000-d.cvs

World Wide Headquarters Tyco Electronics Power Systems, Inc.
3000 Skyline Drive, Mesquite, TX 75149, USA +1-800-526-7819 Outside U.S.A. +1-972-284-2626, FAX +1-972-284-2900 e-mail:

Europe, Middle-East and Africa Headquarters Tyco Electronics UK Ltd Tel +44 1344 469 300, Fax +44 1344 469 301

Caribbean-Latin America-Brazil Headquarters Tyco Electronics Power Systems Tel +56 2 209 8211, Fax +56 2 223 1477

India Headquarters Tyco Electronics Systems India Pte Ltd Tel +91 80 841 1633 x3001

Asia-Pacific Headquarters Tyco Electronics Singapore Pte Ltd Tel +65 6416 4283, Fax 65 6416 4299

Tyco Electronics Corporation reserves the right to make changes to the product s or information contained herein without notice. No liability is assumed as a result of their use or application. No rights under any patent accompany the sale of any such product s or information.
2002 Tyco Electronics Power Systems, Inc. Mesquite, Texas All International Rights Reserved. Printed in U.S.A.

September 20, 2004 FDS02-038EPS Replaces ADS02-013EPS

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Datasheet ID: JBW050F1 645672