JAW050A1

JAW050A1 Datasheet


JAW050A and JAW075A Power Modules dc-dc Converters 36 Vdc to 75 Vdc Input, 5 Vdc Output 50 W to 75 W

Part Datasheet
JAW050A1 JAW050A1 JAW050A1 (pdf)
Related Parts Information
JAW075A1 JAW075A1 JAW075A1
JAW075A JAW075A JAW075A
JAW050A JAW050A JAW050A
PDF Datasheet Preview
Data Sheet April 2008

JAW050A and JAW075A Power Modules dc-dc Converters 36 Vdc to 75 Vdc Input, 5 Vdc Output 50 W to 75 W

The JAW Series Power Modules use surface-mount technology and deliver efficient and compact dc-dc conversion.
n Distributed power architectures n Establishing 5 V local power bus to feed
point-of-load converters in 48 V bus systems

Options
n Heat sinks available for extended operation n Choice of remote on/off logic configuration n Choice of short lead lengths
n Small size mm x mm x mm in. x in. x in.
n High power density
n High efficiency 84% typical
n Low output noise
n Constant frequency
n Industry-standard pinout
n Metal case
n 2:1 input voltage range
n Overtemperature, overvoltage, and overcurrent protection
n Remote on/off and remote sense
n Adjustable output voltage
n Case ground pin
n Manufacturing facilities registered against the ISO*9000 series standards
n UL† 60950 Recognized, C22.2 No. 60950-00 Certified, and VDE § 0805 IEC** 60950, 4th Edition Licensed
n CE mark meets 73/23/EEC and 93/68/EEC directives††

The JAW050A and JAW075A Power Modules are dc-dc converters that operate over an input voltage range of 36 Vdc to 75 Vdc and provide a 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 50 W to 75 W at a typical full-load efficiency of

The sealed modules offer a metal baseplate for improved thermal performance. 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.
* 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 Association. § VDE is a trademark of Verband Deutscher Elektrotechniker e.V. ** IEC is a trademark of International Elektrotechniker Commission. †† 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.

JAW050A and JAW075A Power Modules dc-dc Converters 36 Vdc to 75 Vdc Input, 5 Vdc Output 50 W to 75 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

Operating Case Temperature See Thermal Considerations section.

Storage Temperature

I/O Isolation Voltage

VI, trans

Tstg
80 100
125 1500

Unit

Vdc V °C
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.

Heat Transfer Without Heat Sinks

Increasing airflow over the module enhances the heat transfer via convection. Figures 21 and 22 show 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 4 m/s 800 ft./min. . Note that the thermal performance is orientation dependent. Longitudinal orientation occurs when the long direction of the module is parallel to the airflow, whereas transverse orientation occurs when the short direction of the module is parallel to the airflow.

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 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 22 is shown in the following example.

Example

What is the minimum airflow necessary for a JAW075A operating at VI = 55 V, an output current of 15 A, transverse orientation, and a maximum ambient temperature of 55 °C?

POWER DISSIPATION, PD W

VI = 75 V VI = 55 V

VI = 36 V
0 1 2 3 4 5 6 7 8 9 10

OUTPUT CURRENT, IO A
8-3336 F

Figure JAW050A Power Dissipation vs. Output Current at 25 °C

POWER DISSIPATION, PD W

VI = 75 V

VI = 55 V

VI = 36 V
12 11
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

OUTPUT CURRENT, IO A
8-3337 F

Figure JAW075A Power Dissipation vs. Output Current at 25 °C

Solution Given VI = 55 V

IO = 15 A TA = 55 °C Determine PD Use Figure PD = 14 W Determine airflow v Use Figure v = m/s 460 ft./min.

Lineage Power

JAW050A and JAW075A Power Modules dc-dc Converters 36 Vdc to 75 Vdc Input, 5 Vdc Output 50 W to 75 W

Data Sheet April 2008

Thermal Considerations continued Heat Transfer Without Heat Sinks continued

POWER DISSIPATION, PD W
600 ft./min.
m/s 800 ft./min.
10 m/s 8 20 ft./min.
m/s 200 ft./min.
4 m/s 2 400 ft./min.
0 10 20 30 40 50 60 70 80 90 100

LOCAL AMBIENT TEMPERATURE, TA °C
8-2465 F

Figure Forced Convection Power Derating with No Heat Sink Longitudinal Orientation

POWER DISSIPATION, PD W
600 ft./min.
Ordering Information

Please contact your Lineage Power Account Manager or Field Application Engineer for pricing and availability.

Table Device Codes

Input Voltage 48 Vdc 48 Vdc 48 Vdc 48 Vdc

Output Voltage Vdc

Output Power 50 W 75 W 50 W 75 W

Output Current
10 A 15 A 10 A 15 A

Remote On/Off Logic

Negative Positive

Device Code JAW050A1 JAW075A1 JAW050A JAW075A

Comcode
108209974 108064353 108449323 108449422

Optional features can be ordered using the suffixes shown in Table To order more than one option, list the device codes suffixes in numerically descending order. For example, the device code for a JAW075A module with the following option is shown below:

Short pins mm ± mm in. ± in.

JAW075A6

Table Device Options

Option

Short pins mm ± mm in. in. Short pins mm ± mm
in. ± in.

Device Code Suffix 8

Lineage Power

JAW050A and JAW075A Power Modules dc-dc Converters 36 Vdc to 75 Vdc Input, 5 Vdc Output 50 W to 75 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

Dimensions are in millimeters and inches .

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

Figure Longitudinal Heat Sink
8-2832 F .a

Figure Transverse Heat Sink
8-2833 F

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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 DS00-326EPS Replaces DS00-325EPS
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Datasheet ID: JAW050A1 645668