QHW050F71

QHW050F71 Datasheet

QHW050F71 Power Modules dc-dc Converters 36 to 75 Vdc Input, Vdc Output 33 W

Part	Datasheet
QHW050F71	QHW050F71 (pdf)

Related Parts	Information
QHW050F741	QHW050F741

PDF Datasheet Preview
Data Sheet April 2008 QHW050F71 Power Modules dc-dc Converters 36 to 75 Vdc Input, Vdc Output 33 W The QHW Series Power Modules use advanced, surfacemount technology and deliver high-quality, efficient, and compact dc-dc conversion. n Distributed power architectures n Communications equipment n Computer equipment Options n Heat sinks available for extended operation n Auto-restart after overtemperature, overvoltage, or overcurrent shutdown n Choice of short pin lengths n Case ground pin n Small size mm x mm x mm in. x in. x in. n High power density n Extra high efficiency 85% typical n Low output noise n Constant frequency n Industry-standard pinout n Metal baseplate n 2:1 input voltage range n Overvoltage and overcurrent, overtemperature protection n Negative remote on/off n Remote sense n Adjustable output voltage n ISO* 9001 and ISO 14001 Certified manufacturing facilities n UL†60950 Recognized, C22.2 No. 60950-00 Certified, and VDE § 0805 EN60950 Licensed n CE mark meets 73/23/EEC and 93/68/EEC directives** * 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 Associa- tion. § 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. The QHW050F71 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 dc output. The output is fully isolated from the input, allowing versatile polarity configurations and grounding connections. The module has maximum power rating of 33 W and a typical full-load efficiency of The sealed module offer a metal baseplate for excellent 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. QHW050F71 Power Modules dc-dc Converters 36 to 75 Vdc Input, Vdc Output 33 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 Unit Input Voltage Continuous Transient 100 ms VI, trans Operating Case Temperature See Thermal Considerations section. Storage Temperature Tstg I/O Isolation Voltage for 1 minute 1500 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 15 and 16 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 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 typically generate natural convection airflow rates of m/s 60 ft./min. due to other heat dissipating components in the system. POWER DISSIPATION, PD W 20 m/s 600 ft./min. m/s 400 ft./min. m/s 200 ft./min. m/s 20 ft./min. NATURAL CONVECTION 0 10 20 30 40 50 60 70 80 90 100 LOCAL AMBIENT TEMPERATURE, TA °C 8-2321 F .a Figure Forced Convection Power Derating with No Heat Sink Transverse Orientation Note Top view, pin locations are for reference only. Measurements shown in millimeters and inches . 8-2104 F Figure Case Temperature Measurement Location Lineage Power Data Sheet April 2008 QHW050F71 Power Modules dc-dc Converters 36 to 75 Vdc Input, Vdc Output 33 W Thermal considerations continued Heat Transfer with Heat Sinks Heat Transfer Without Heat Sinks continued POWER DISSIPATION, PD W m/s 600 ft./min. m/s 400 ft./min. m/s 200 ft./min. m/s 20 ft./min. NATURAL CONVECTION 0 10 20 30 40 50 60 70 80 90 100 LOCAL AMBIENT TEMPERATURE, TA °C 8-2318 F .b Figure Forced Convection Power Derating with No Heat Sink Longitudinal Orientation POWER DISSIPATION, PD W VI = 75 V VI = 48 V VI = 36 V 1 0 1 2 3 4 5 6 7 8 9 10 OUTPUT CURRENT, IO A 8-3270 F Ordering Information Please contact your Lineage Power Account Manager or Field Application Engineer for pricing and availability. Table Device Codes Input Voltage Output Voltage 48 Vdc 48 Vdc Output Power 33 W 33 W Output Current 10 A 10 A Remote On/Off Logic Negative Device Code QHW050F71 QHW050F741 Comcode 108613126 108965674 Table Device Options Option Case Ground Pin Auto-re-start after overtemperature, overvoltage, or overcurrent shutdown Negative On/Off Logic Device Code Suffix 7 4 Lineage Power QHW050F71 Power Modules dc-dc Converters 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 Dimensions are in millimeters and inches . Data Sheet April 2008 Comcode 848060992 848061008 848061016 848061024 848061032 848061040 1/4 IN. ± ± 1/2 IN. 1 IN. ± ± Figure Longitudinal Heat Sink 8-2473 F ± ± ± ± 1/4 IN. 1/2 IN. 1 IN. Figure Transverse Heat Sink 8-2472 F Lineage Power QHW050F71 Power Modules dc-dc Converters 36 to 75 Vdc Input, Vdc Output 33 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 or atio 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 Eu ro pe, M id dle-East an d Afr ic a He ad qu arters Tel +49 8 9 6089 286 Ind ia Head qu arters Tel +91 8 0 28411633 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 om pany 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 FDS01-082EPS

PDF Datasheet Preview

Data Sheet April 2008

QHW050F71 Power Modules dc-dc Converters 36 to 75 Vdc Input, Vdc Output 33 W

The QHW Series Power Modules use advanced, surfacemount technology and deliver high-quality, efficient, and compact dc-dc conversion.
n Distributed power architectures n Communications equipment n Computer equipment

Options
n Heat sinks available for extended operation n Auto-restart after overtemperature, overvoltage, or
overcurrent shutdown n Choice of short pin lengths n Case ground pin
n Small size mm x mm x mm in. x in. x in.
n High power density
n Extra high efficiency 85% typical
n Low output noise
n Constant frequency
n Industry-standard pinout
n Metal baseplate
n 2:1 input voltage range
n Overvoltage and overcurrent, overtemperature protection
n Negative remote on/off
n Remote sense
n Adjustable output voltage
n ISO* 9001 and ISO 14001 Certified manufacturing facilities
n UL†60950 Recognized, C22.2 No. 60950-00 Certified, and VDE § 0805 EN60950 Licensed
n CE mark meets 73/23/EEC and 93/68/EEC directives**
* 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 Associa-
tion. § 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.

The QHW050F71 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 dc output. The output is fully isolated from the input, allowing versatile polarity configurations and grounding connections. The module has maximum power rating of 33 W and a typical full-load efficiency of

The sealed module offer a metal baseplate for excellent 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.

QHW050F71 Power Modules dc-dc Converters 36 to 75 Vdc Input, Vdc Output 33 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

Unit

Input Voltage Continuous Transient 100 ms

VI, trans

Operating Case Temperature See Thermal Considerations section.

Storage Temperature

Tstg

I/O Isolation Voltage for 1 minute
1500
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 15 and 16 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 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 typically generate natural convection airflow rates of m/s 60 ft./min. due to other heat dissipating components in the system.

POWER DISSIPATION, PD W
20 m/s 600 ft./min.
m/s 400 ft./min.
m/s 200 ft./min.
m/s 20 ft./min.

NATURAL

CONVECTION
0 10 20 30 40 50 60 70 80 90 100 LOCAL AMBIENT TEMPERATURE, TA °C
8-2321 F .a

Figure Forced Convection Power Derating with No Heat Sink Transverse Orientation

Note Top view, pin locations are for reference only. Measurements shown in millimeters and inches .
8-2104 F

Figure Case Temperature Measurement Location

Lineage Power

Data Sheet April 2008

QHW050F71 Power Modules dc-dc Converters 36 to 75 Vdc Input, Vdc Output 33 W

Thermal considerations continued

Heat Transfer with Heat Sinks

Heat Transfer Without Heat Sinks continued

POWER DISSIPATION, PD W
m/s 600 ft./min.
m/s 400 ft./min.
m/s 200 ft./min.
m/s 20 ft./min.

NATURAL

CONVECTION
0 10 20 30 40 50 60 70 80 90 100 LOCAL AMBIENT TEMPERATURE, TA °C
8-2318 F .b

Figure Forced Convection Power Derating with No Heat Sink Longitudinal Orientation

POWER DISSIPATION, PD W

VI = 75 V

VI = 48 V

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

OUTPUT CURRENT, IO A
8-3270 F
Ordering Information

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

Table Device Codes

Input Voltage

Output Voltage
48 Vdc
48 Vdc

Output Power 33 W 33 W

Output Current
10 A 10 A

Remote On/Off Logic

Negative

Device Code QHW050F71 QHW050F741

Comcode
108613126 108965674

Table Device Options

Option

Case Ground Pin Auto-re-start after overtemperature, overvoltage, or overcurrent shutdown

Negative On/Off Logic

Device Code Suffix 7 4

Lineage Power

QHW050F71 Power Modules dc-dc Converters 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

Dimensions are in millimeters and inches .

Data Sheet April 2008

Comcode 848060992 848061008 848061016 848061024 848061032 848061040
1/4 IN.
± ±
1/2 IN.
1 IN.
± ±

Figure Longitudinal Heat Sink
8-2473 F
± ±
± ±
1/4 IN. 1/2 IN. 1 IN.

Figure Transverse Heat Sink
8-2472 F

Lineage Power

QHW050F71 Power Modules dc-dc Converters 36 to 75 Vdc Input, Vdc Output 33 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 or atio 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

Eu ro pe, M id dle-East an d Afr ic a He ad qu arters Tel +49 8 9 6089 286

Ind ia Head qu arters Tel +91 8 0 28411633

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 om pany 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 FDS01-082EPS

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived QHW050F71 Datasheet file may be downloaded here without warranties.

Datasheet ID: QHW050F71 645727