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Instruction Manual
Our company network supports you worldwide with offices in Germany, Austria,
Switzerland, Great Britain and the USA. For more information please contact:
FORTEC Elektronik AG
Büro Nord
Am Hasenkamp 36
22457 Hamburg
Telefon:
+49 (0) 40 54 80 56 11
Telefax:
+49 (0) 40 54 80 56 13
E-Mail:
nord@fortecag.de
Internet:
www.fortecag.de
FORTEC Elektronik AG
Büro Wien
Nuschinggasse 12
A-1230 Wien
Telefon:
+43 1 8673492-0
Telefax:
+43 1 8673492-26
E-Mail:
office@fortec.at
Internet:
www.fortec.at
The information contained in this document has been carefully researched and is, to the best
of our knowledge, accurate. However, we assume no liability for any product failures or
damages, immediate or consequential, resulting from the use of the information provided
herein. Our products are not intended for use in systems in which failures of product could
result in personal injury. All trademarks mentioned herein are property of their respective
owners. All specifications are subject to change without notice.
DHS-Series
Cosel
FORTEC Elektronik AG
Hauptniederlassung
Lechwiesenstr. 9
86899 Landsberg am Lech
Telefon:
+49 (0) 8191 91172-0
Telefax:
+49 (0) 8191 21770
E-Mail:
sales@fortecag.de
Internet:
www.fortecag.de
FORTEC Elektronik AG
Büro West
Hohenstaufenring 55
50674 Köln
Telefon:
+49 (0) 221 272 273-0
Telefax:
+49 (0) 221 272 273-10
E-Mail:
west@fortecag.de
Internet:
www.fortecag.de
ALTRAC AG
(Tochter der FORTEC):
Bahnhofstraße 3
CH-5436 Würenlos
Telefon:
+41 (0) 44 7446111
Telefax:
+41 (0) 44 7446161
E-Mail:
info@altrac.ch
Internet:
www.altrac.ch

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Summary of Contents for Cosel DHS50A

  • Page 1 Instruction Manual DHS-Series Cosel Our company network supports you worldwide with offices in Germany, Austria, Switzerland, Great Britain and the USA. For more information please contact: FORTEC Elektronik AG Hauptniederlassung Lechwiesenstr. 9 86899 Landsberg am Lech Telefon: +49 (0) 8191 91172-0...
  • Page 2 Model Circuit method frequency current input fuse Single Double Series Parallel Material [kHz] sided sided operation operation DHS50A Forward converter Aluminum DHS50B DHS100A Forward converter Aluminum DHS100B DHS200A Forward converter Aluminum DHS250B Refer to Specification. Refer to Instruction Manual. DHS-14...
  • Page 3: Table Of Contents

    DC-DC Converters Bus Converter . Power Module Type Instruction Manual Pin Connection DHS-16 Connection for Standard Use DHS-16 Wiring Input/Output Pin DHS-16 Wiring input pin DHS-16 Wiring output pin DHS-17 Function DHS-18 Overcurrent protection DHS-18 Overvoltage protection DHS-18 Thermal protection DHS-18 Remote ON/OFF DHS-18...
  • Page 4: Pin Connection

    +VOUT 3.2 Wiring output pin 4.5 Remote sensing Table 3.1 Recommended fuses (Normal-blow type) 4.6 Adjustable voltage range Model DHS50A/DHS100A DHS200A 4.5 Remote sensing Rated current 3.15A -VOUT 3.2 Wiring output pin...
  • Page 5 Fig.3.4 Reverse input voltage protection ¡ The specifi cation of input ripple voltage is shown as below. 3.2 Wiring output pin Ripple voltage DHS50A/100A/200A : less than 10Vp-p DHS50B/100B/250B : less than 20Vp-p ¡ Install an external capacitor Co between +VOUT and -VOUT pins ¡...
  • Page 6: Function

    DC-DC Converters Bus Converter . Power Module Type Instruction Manual 100mm 4.4 Remote ON/OFF Measuring board ¡ The remote ON/OFF function is incorporated in the input circuit 2200pF and operated with RC and -VIN. +VIN +VOUT Table 4.1 Remote ON/OFF Specifi cations Load input ON/OFF logic...
  • Page 7: Adjustable Voltage Range Dhs-19

    Consult us if the power module is used in a different confi guration. +VOUT DHS200 DHS250 Control Amp. of 2.495V rated voltage Input voltage [V] Input voltage [V] DHS50A, DHS100A DHS200A -VOUT 3.3, 5V 3.3, 5V Fig. 4.6 Connecting External Parts (DHS250) Others Others Table 4.3 Recommended Values of External Resistors (DHS250)
  • Page 8: Series And Parallel Operation

    DC-DC Converters Bus Converter . Power Module Type Instruction Manual (2) Output voltage decreasing ¡ By connecting the external resistor (RD), output voltage becomes Power Power Supply adjustable to decrease. Supply The external resistor (RD) is calculated the following equation. Power Supply Power...
  • Page 9: Stress Onto The Pins Dhs-21

    DC-DC Converters Bus Converter . Power Module Type Instruction Manual Shield pattern -VOUT -VIN +VOUT -VOUT +VIN +VOUT -VIN DHS50, DHS100 +VIN -VOUT -VIN DHS50, DHS100 Shield pattern +VIN +VOUT -VOUT -VIN DHS200, DHS250 +VOUT, -VOUT Others Less than Less than Less than Less than +VOUT...
  • Page 10 DC-DC Converters Bus Converter . Power Module Type Instruction Manual ¡ It is necessary to note the thermal fatigue life by power cycle. 6.6 Heat sink(Optional parts) Please reduce the temperature fl uctuation range as much as pos- DHS50, DHS100 ¿...
  • Page 11: Lifetime Expectancy Depends On

    DC-DC Converters Bus Converter . Power Module Type Instruction Manual DHS200, DHS250 ¿ 7 Lifetime expectancy depends on Table 6.2 Types of Heat Sinks Available stress by temperature difference Size[mm] Thermal resistance[C/W] Model Style Convection Forced Air (0.1m/s) F-CBS-F1 12.7 57.9 61.5 Horizontal ¡...
  • Page 12 Our company network supports you w ou worldwide with offices in Germany, Austria, Swit witzerland, Great Britain and the USA. For more information pl n please contact: ORTEC Elektronik AG Haup auptniederlassung Lech echwiesenstr. 9 8689 6899 Landsberg am Lech Telef elefon: +49 (0) 8191 91172-0...

This manual is also suitable for:

Dhs50bDhs100aDhs100bDhs250bDhs200a

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