View 175T48_627668.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

GS120/175T48 Family
120W/175W DC-DC CONVERTERS FAMILY
Type GS120T48-3.3 GS120T48-3.3E GS175T48-5 GS175T48-5E GS175T48-12 GS175T48-12E GS175T48-15 GS175T48-15E Vi 38 to 60 V 38 to 60 V 38 to 60 V 38 to 60 V Vo 3,35 V 5,075 V 12,0 V 15,0 V Io 35 A 35 A 15 A 12 A
FEATURES UL, CSA, TUV approved High output power (up to 175W) High efficiency (82% typ. on GS175T48-5 module) Parallel operation with equal current sharing Synchronization pin Remote ON/OFF Remote load voltage sense compensation Output short-circuit protection Undervoltage lock-out Minimal overshoot during load transients Output overvoltage protection 500VDC input to output isolation voltage Internal input and output filtering Softstart PCB or chassis mountable Optional additional finned heatsink Mechanical dimensions 125 * 66,5 * 19 (4,92 * 2,62 * 0,75)
DESCRIPTION The GS120/175T48family includes 120/175W DCDC converters used to generate fixed isolated output voltages with an output current up to 35A from a wide range input voltage (38 to 60V). The suffix E Identifies the metric threading on the planar heatsink (see fig. 1).
OPTION
Type Ordering Number HS01 Description Additional finned heatsink (See fig. 7) Thermal Resistance 2.8C/W Dimensions L * W * H mm (inches) 125 * 66.5 * 15 ( 4.92 * 2.62 * 0.59)
June 1994
1/10
GS120/175T48 FAMILY
GS120T48-3.3ELECTRICAL CHARACTERISTICS (Tamb = 25C unless otherwise specified)
Symbol Vi Viuv li lipk lir Parameter Input Voltage Input Undervoltage Lockout Average Input Current Inrush Transient Peak Current Reflected Input Current Test Conditions Vo = 3.35V Io = 0 to 35A (Operating Conditions) Vo = 3.35V Io = 0 to 35A Vi = 0 to 60V Io = 35A Vi = 60V Io = 35A Vi = 38 to 60V BW = 5Hz to 20MHz Io = 35A (See fig. 2) Vi = 38 to 60V Io = 0 to 35A Vi = 38 to 60V Io = 0 to 35A Vien = 0V Vi = 38 to 60V Io = 0 to 35A Vien = open Vi = 38 to 60V Io = 0A (No Load) Vi = 38 to 60V Io = 0 to 35A Vi = 38 to 60V Io = 0 to 35A Vi = 38 to 60V Io = 0 to 35A Vi = 38 to 60V Io = 0 to 35A Vi = 38 to 60V Io = 35A Vi = 38 to 60V Io = 35A Vi = 38 to 60V Vi = 48V Io = 5A slope = 0.1A/s Vi = 38 to 60V Vo = 3.35V Vi = 48V Vi = 48V Vo = 0.2 to 0.5V Vi = 48V Io = 5A slope = 0.1A/s Vi = 48V Io = 35A Vien = from high to low Vi = 0 to 60V Vien = low Vis fs R th Tcop Tstg Isolation Voltage Switching Frequency Efficiency Thermal Resistance Operating Case Temperature Range Storage Temperature Range Vi = 38 to 60V Io = 0 to 35A Vi = 38 to 60V Io = 35A Case to Ambient - 10 - 40 Io = 35A 3 500 160 76 175 77 5.2 +85 +105 200 0 36 3.25 3.30 3.28 4 8 1.5 3.35 3.35 3.35 4.5 20 50 0 Min 38 32 Typ 48 34 Max 60 36 4.2 0.2 20 Unit VDC VDC A As mApp
2
Vien lien Viinh Pi Vo Vost Vots Vol Vor Von Vo Vo Io Iol Iosc ts ton
Enable Input Voltage Enable Input Current Inhibit Voltage Input Power Total Output Voltage Regulation Short-term Output Voltage Regulation Total Static Tolerance Output Overvoltage Limit Initiation Output Ripple Voltage Output Noise Voltage Total Remote Sense Compensation Peak Load Transient Response Output Current Overcurrent Limit Initiation Shortcircuit Output Current Load Transient Settling Time Turn-on Time
1.2 -1 18 2 3.45 3.40 3.42 5.2 30 80 0.6 60 35 39 51 200 5 10
V mA V W V V V VDC mVpp mVpp V mVp A A A s ms
V kHz % C/W C C
2/10
GS120/175T48 FAMILY
GS175T48-5 ELECTRICAL CHARACTERISTICS (Tamb = 25C unless otherwise specified)
Symbol Vi Viuv li lipk lir Parameter Input Voltage Input Undervoltage Lockout Average Input Current Inrush Transient Peak Current Reflected Input Current Test Conditions Vo = 5.075V Io = 0 to 35A (Operating Conditions) Vo = 5.075V Io = 0 to 35A Vi = 0 to 60V Vi = 60V Io = 35A Vi = 38 to 60V BW = 5Hz to 20MHz Io = 35A (See fig. 2) Vi = 38 to 60V Io = 0 to 35A Vi = 38 to 60V Io = 0 to 35A Vien = 0V Vi = 38 to 60V Io = 0 to 35A Vien = open Vi = 38 to 60V Io = 0A (No Load) Vi = 38 to 60V Io = 0 to 35A Vi = 38 to 60V Io = 0 to 35A Vi = 38 to 60V Io = 0 to 35A Vi = 38 to 60V Io = 0 to 35A Vi = 38 to 60V Io = 35A Vi = 38 to 60V Io = 35A Vi = 48V Io = 5A slope = 0.1A/s Vi = 38 to 60V Vo = 5.075V Vi = 48V Vi = 48V Vo = 0.2 to 0.5V Vi = 48V Io = 5A slope = 0.1A/s Vi = 48V Io = 35A Vien = from high to low Vi = 0 to 60V Vien = low Vis fs R th Tcop Tstg Isolation Voltage Switching Frequency Efficiency Thermal Resistance Operating Case Temperature Range Storage Temperature Range Vi = 38 to 60V Io = 0 to 35A Vi = 38 to 60V Io = 35A Case to Ambient - 10 - 40 Io = 35A 3 500 160 81 175 82 5.2 +85 +105 200 0 36 4.94 5.002 4.97 6 8 1.5 5.075 5.075 5.075 6.3 20 50 0 Io = 35A Min 38 32 Typ 48 34 Max 60 36 6.1 0.2 30 Unit VDC VDC A A2 s mApp
Vien lien Viinh Pi Vo Vost Vots Vol Vor Von Vo Vo Io Iol Iosc ts ton
Enable Input Voltage Enable Input Current Inhibit Voltage Input Power Total Output Voltage Regulation Short-term Output Voltage Regulation Total Static Tolerance Output Overvoltage Limit Initiation Output Ripple Voltage Output Noise Voltage
1.2 -1 18 2 5.21 5.148 5.18 7 30 80 0.6 100 35 39 51 250 5 10
V mA V W V V V VDC mVpp mVpp V mVp A A A s ms
Total Remote Sense Compensation Vi = 38 to 60V Peak Load Transient Response Output Current Overcurrent Limit Initiation Shortcircuit Output Current Load Transient Settling Time Turn-on Time
V kHz % C/W C C
3/10
GS120/175T48 FAMILY
GS175T48-12 ELECTRICAL CHARACTERISTICS (Tamb = 25C unless otherwise specified)
Symbol Vi Viuv li lipk lir Parameter Input Voltage Input Undervoltage Lockout Average Input Current Inrush Transient Peak Current Reflected Input Current Test Conditions Vo = 12V Io = 0 to 15A (Operating Conditions) Vo = 12V Io = 0 to 15A Vi = 0 to 60V Vi = 60V Io = 15A Vi = 38 to 60V BW = 5Hz to 20MHz Io = 15A (See fig. 2) Vi = 38 to 60V Io = 0 to 15A Vi = 38 to 60V Io = 0 to 15A Vien = 0V Vi = 38 to 60V Io = 0 to 15A Vien = open Vi = 38 to 60V Io = 0A (No Load) Vi = 38 to 60V Io = 0 to 15A Vi = 38 to 60V Io = 0 to 15A Vi = 38 to 60V Io = 0 to 15A Vi = 38 to 60V Io = 0 to 15A Vi = 38 to 60V Io = 15A Vi = 38 to 60V Io = 15A Vi = 38 to 60V Vi = 48V Io = 3A slope = 0.2A/s Vi = 38 to 60V Vo = 12V Vi = 48V Vi = 48V Vi = 48V Io = 3A slope = 0.2A/s Vi = 48V Io = 15A Vien = from high to low Vi = 0 to 60V Vien = low Vis fs R th Tcop Tstg Isolation Voltage Switching Frequency Efficiency Thermal Resistance Operating Case Temperature Range Storage Temperature Range Vi = 38 to 60V Io = 0 to 15A Vi = 38 to 60V Io = 15A Case to Ambient - 10 - 40 Io = 15A 3 500 160 84 175 86 5.2 +85 +105 200 0 16 11.4 11.76 11.64 13.2 8 1.5 12.0 12.0 12.0 14 35 60 0 Io = 15A Min 38 32 Typ 48 34 Max 60 36 5.5 0.2 20 Unit VDC VDC A A2 s mApp
Vien lien Viinh Pi Vo Vost Vots Vol Vor Von Vo Vo Io Iol Iosc ts ton
Enable Input Voltage Enable Input Current Inhibit Voltage Input Power Total Output Voltage Regulation Short-term Output Voltage Regulation Total Static Tolerance Output Overvoltage Limit Initiation Output Ripple Voltage Output Noise Voltage Total Remote Sense Compensation Peak Load Transient Response Output Current Overcurrent Limit Initiation Shortcircuit Output Current Load Transient Setting Time Turn-on Time
1.2 -1 18 2 12.6 12.24 12.36 15 70 120 0.6 200 15 19 25 300 5 10
V mA V W V V V VDC mVpp mVpp V mVp A A A s ms
V kHz % C/W C C
4/10
GS120/175T48 FAMILY
GS175T48-15 ELECTRICAL CHARACTERISTICS (Tamb = 25C unless otherwise specified)
Symbol Vi Viuv li lipk lir Vien lien Viinh Pi Vo Vost Vots Vol Vor Von Vo Vo Io Iol Iosc ts ton Parameter Input Voltage Input Undervoltage Lockout Average Input Current Inrush Transient Peak Current Reflected Input Current Enable Input Voltage Enable Input Current Inhibit Voltage Input Power Total Output Voltage Regulation Short-term Output Voltage Regulation Total Static Tolerance Output Overvoltage Limit Initiation Output Ripple Voltage Output Noise Voltage Total Remote Sense Compensation Peak Load Transient Response Output Current Overcurrent Limit Initiation Shortcircuit Output Current Load Transient Settling Time Turn-on Time Test Conditions Vo = 15V Io = 0 to 12A (Operating Conditions) Vo = 15V Io = 0 to 12A Vi = 0 to 60V Vi = 60V Io = 12A Vi = 38 to 60V Io = 12A Vi = 38 to 60V Io = 0 to 12A Vi = 38 to 60V Io = 0 to 12A Vien = 0V Vi = 38 to 60V Io = 0 to 12A Vien = open Vi = 38 to 60V Io = 0A (No Load) Vi = 38 to 60V Io = 0 to 12A Vi = 38 to 60V Io = 0 to 12A Vi = 38 to 60V Io = 0 to 12A Vi = 38 to 60V Io = 0 to 12A Vi = 38 to 60V Io = 12A Vi = 38 to 60V Io = 12A Vi = 38 to 60V Vi = 48V Io = 3A slope = 0.2A/s Vi = 38 to 60V Vo = 15V Vi = 48V Vi = 48V Vo = 0.2 to 0.5V Vi = 48V Io = 3A slope = 0.2A/s Vi = 48V Io = 12A Vien = from high to low Vi = 0 to 60V Vien = low Vis fs R th Tcop Tstg Isolation Voltage Switching Frequency Efficiency Thermal Resistance Operating Case Temperature Range Storage Temperature Range Vi = 38 to 60V Io = 0 to 12A Vi = 38 to 60V Io = 12A Case to Ambient - 10 - 40 Io = 12A 3 500 160 86 175 88 5.2 +85 +105 200 0 13 14.25 14.7 14.55 16.5 8 1.5 15.0 15.0 15.0 17 45 75 0 Io = 12A Min 38 32 Typ 48 34 Max 60 36 5.5 0.2 20 1.2 -1 18 2 15.75 15.3 15.45 18 90 150 0.6 200 12 16 21 300 5 10 V kHz % C/W C C Unit VDC VDC A A2 s mApp V mA V W V V V VDC mVpp mVpp V mVp A A A s ms
5/10
GS120/175T48 FAMILY
CONNECTION DIAGRAM AND MECHANICAL DATA Figure 1.
Package T. Dimensions in mm (inches). PIN DESCRIPTION
Pin 1 2 3 4 5 6 7 8 9,10 11,12 6/10 Function - IN + IN ON/OFF CASE SYNC PARALLEL + SENSE - SENSE - OUT + OUT Negative input voltage. Positive input voltage. Unregulated input voltage (typically 48V) must be applied between pin 1-2. The converter is ON (Enable) when the voltage applied to this pin with reference to pin 1 is lower than 1.2V (see Vien). The converter is OFF (Inhibit) for a control voltage in the range of 8 to 18V. When the pin is unconnected the converter is OFF (Inhibit). Case connection pin. Synchronization pin. See figures 3, 4, 5, 6. Open when not used. Parallel output. See figures 3, 4, 5, 6. Open when not used. Senses the remote load high side. To be connected to pin 11,12 when remote sense is not used. Senses the remote load return. To be connected to pin 9,10 when remote sense is not used. In parallel configuration, take care to connect all -S pins together (see figures 3,4,5,6). Fixed output voltage return. Fixed output voltage. Description
GS120/175T48 FAMILY
USER NOTES Reflected Input Current The reflected input current measurement (lir, see Electrical Characteristics) is performed according to the test set-up of fig. 2. Figure 2.
Softstart To avoid heavy inrush current the output voltage rise time is 10ms maximum in any condition of load. Remote Sensing The remote voltage sense compensation range is for a total drop of 0.6V equally shared between the load connecting wires. It is a good practice to shield the sensing wires to avoid oscillations. See the connection diagram on figures 3, 4, 5, 6. Remote ON/OFF The module is controlled by the voltage applied between the ON/OFF pin and -IN pin. The converter is ON (Enable) when the voltage applied is lower than 1.2 V (see Vien on Electrical Characteristics). The converter is OFF (Inhibit) for a control voltage in the range of 8 to 18V (see Viinh).
When the pin is unconnectedthe converter is OFF. Maximum sinking current is 1mA. Module Protection The module is protected against occasional and permanent shortcircuits of the output pins to ground, as well as against output current overload. It uses a current limiting protection circuitry, avoiding latch-up problems with certain type of loads. A crowbar output overvoltage protectionis activated when the output voltage exceeds the specified values (see Electrical Characteristics). Parallel Operation To increase available output regulated power, the module features the parallel connection possibility with equal current sharing and maximum deviation of 10% (two modules in parallel). See the connection diagram on figures 3, 4, 5, 6.
7/10
GS120/175T48 FAMILY
Figure 3. Figure 4.
Figure 5.
Figure 6.
Finned heatsink option An additional finned heatsink is available (type ordering number HS01) to allow the user to decrease the total thermal resistance of the module to a
typical value of 2.8 C/W. The heatsink is suitable both for standard (4-40 UNC threading) and E version (M3 threading); screw length in the range of 6 to 8 mm (0.24 to 0.32"). See fig. 7.
8/10
GS120/175T48 FAMILY
Figure 7. - HS01 Heatsink.
Dimensions in mm (inches). Thermal Characteristics Following figures show the behaviour at still air and forced ventilation operation of the GS175T48 -5 mo d u le (t y p ic a l e f f ic ie n cy 8 2 % ) wit h o u t Figure 8. - GS175T48-5 with stadard flat heatsink.
(fig. 8) and with the additional finned HS01 heatsink (fig. 9)
9/10
GS120/175T48 FAMILY
Figure 9. - GS175T48-5 with additional HS01 finned heatsink
Safety approvals The converter is agency certified to the following safety requirements.
Agency UL CSA TUV Requirements UL-STD-1950 CSA-STD-C22.2 No.234 (level 3) EN 60950 DIN VDE 0805 License Number E141284 LR 99794-2 R 9272137
(R) UL is a registered trademark of UNDERWRITERS LABORATORIES inc. (R) CSA is a registered trademark of CANADIAN STANDARDS ASSOCIATION. (R) TUV is a registered trademark of TUV Rheinland.
Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON Microelectronics. Specification mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. SGS-THOMSON Microelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of SGS-THOMSON Microelectronics. (c) 1994 SGS-THOMSON Microelectronics - All Rights Reserved (R) UL is a registered trademark of UNDERWRITERS LABORATORIES inc. (R) CSA is a registered trademark of CANADIAN STANDARDS ASSOCIATION. (R) TUV is a registered trademark of TUV Rheinland. SGS-THOMSON Microelectronics GROUP OF COMPANIES Australia - Brazil - China - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco - The Netherlands Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A.
10/10

▲Up To Search▲

Price & Availability of 175T48

	To Download 175T48 Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .