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PYD20 Manual

 

DC-DC Converter Isolated, 20W, 2x1”, PCB Mount 

 

 
 
 

PYD20 Series 

Instruction and Application Manual

 

 
 

 

 
 

Content: 

 

1.

 

Product Description.............................................2

 

2.

 

Product Features .................................................2

 

3.

 

Intended Use .......................................................2

 

4.

 

Installation Instructions ......................................3

 

5.

 

Functional Description ........................................4

 

6.

 

Functional Diagram.............................................4

 

7.

 

Recommended Wiring Scheme...........................5

 

8.

 

Product Nomenclature and List of Models ........6

 

9.

 

Short-form Data ..................................................6

 

10.

 

Efficiency and power dissipation curves ............8

 

11.

 

Physical Dimensions and Pin Layout:................10

 

12.

 

Isolation and Dielectric Strength......................11

 

13.

 

Protection Features ...........................................11

 

14.

 

Approvals and Regulatory Compliances ..........12

 

15.

 

Rail Applications................................................12

 

16.

 

Thermal Consideration and Derating ..............13

 

17.

 

EMC Considerations ..........................................13

 

18.

 

Remote ON/OFF Function .................................15

 

19.

 

Output Voltage Adjustment.............................16

 

20.

 

Hold-up Time Circuitry ......................................17

 

21.

 

Cleaning Process and Soldering Profile............17

 

 

All parameters are typical values specified at nominal input voltage, nominal output load, 25°C ambient and after a 5 minutes run-in time unless  
otherwise noted. The information presented in this document is believed to be accurate and reliable and may change without notice. 

For additional information, please visit 

https://product.tdk.com/en/power/py

.

 

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DOC-ID: 260921 – Issue 1

Содержание PYD20 Series

Страница 1: ...11 13 Protection Features 11 14 Approvals and Regulatory Compliances 12 15 Rail Applications 12 16 Thermal Consideration and Derating 13 17 EMC Considerations 13 18 Remote ON OFF Function 15 19 Outpu...

Страница 2: ...mm Industry Standard Footprint 3000Vac Input to Output Isolation 8 5 160V 18 1 Wide range Input Single or Dual Output Voltages Available EN 50155 Railway Compliant IEC 62368 1 ICT Approved High Shock...

Страница 3: ...should occur during installation or operation immediately turn power off and send unit to the factory for inspection Install the device in an enclosure providing protection against electrical mechanic...

Страница 4: ...5 of the total load For single output voltage models the output voltage can be adjusted with an external resistor connected between the TRIM pin and the output voltage The device is equipped with an...

Страница 5: ...diode should be at least equal to the maximum possible input voltage Capacitor C1 and Diode D2 These two components provide higher transient resistance surge and burst at the input and are required if...

Страница 6: ...olated 20W Input 8 5 160V Output 15V 1 33A 2x1 inch pcb mount PYD20 72WD12 DC DC converter isolated 20W Input 8 5 160V Output 12V 0 83A 2x1 inch pcb mount PYD20 72WD15 DC DC converter isolated 20W Inp...

Страница 7: ...Altitude Max 5000m 16 400ft Atmospheric pressure 110 54kPa Vibration 20Hz 1kHz 0 04g2 Hz 1 2kHz 6dB octave 60 minutes per axis According to MIL STD 810F random vibration units are operational Shock 50...

Страница 8: ...ses vs output load PYD20 72WD12 Efficiency and power losses vs output load All parameters are typical values specified at nominal input voltage nominal output load 25 C ambient and after a 5 minutes r...

Страница 9: ...l parameters are typical values specified at nominal input voltage nominal output load 25 C ambient and after a 5 minutes run in time unless otherwise noted The information presented in this document...

Страница 10: ...Through hole 0 051 1 30 Top view pad 0 064 1 63 Bottom view pad 0 102 2 60 Pin assignment Pin Single output Dual outputs 1 V Input V Input 2 V Input V Input 3 V Output V Output 4 TRIM V Output 5 V Ou...

Страница 11: ...Input surge voltage Max 200Vdc For maximal 100ms Output over voltage protection OVP 6 2Vdc 15Vdc 18Vdc 15Vdc 18Vdc 30Vdc Zener diode type For 5V output For 12V output For 15V output For 12V output Fo...

Страница 12: ...e for railroad applications For details see application note for railway application EN 50155 Railway applications Rolling stock Electronic equipment EN 45545 2 Fire protection on railway vehicles Par...

Страница 13: ...dels 2 3 1 The derating is not hardware controlled The user has to take this into consideration to stay below the de rated current limits in order not to overload the unit 17 EMC CONSIDERATIONS In ter...

Страница 14: ...pacitor 120 F 220V NCC KXJ Aluminum capacitor 470pF 400Vac Y1 capacitor TDK CD series 1 5nF 400Vac Y1 capacitor TDK CD series 2 2nF 400Vac Y1 capacitor TDK CD series 1 4mH 0 4mmx1 13T ACME A151 T10x5x...

Страница 15: ...rent of 1mA typically 0 4mA to be activated The maximal allowed voltage open circuit voltage for this pin is 160Vdc Positive logic standard Converter ON open or 4 160V Converter FF closed or 0 1 2V 6...

Страница 16: ...2 36 12 72 13 08 13 44 13 8 20 16 12 8 4 3 6 9 12 15 R up 93820 37910 19270 9950 4360 R down 1550 8700 20630 44490 116060 Resistor values for adjusting the 15V output model Output V 12 0 12 6 13 2 13...

Страница 17: ...ed age TRIM 4 Vout 5 Vout 3 Load PYD 6 RC 2 Vin 1 Vin D1 C1 R1 D2 Vin Vin D2 To prevent the stored energy from flowing in the wrong direction and not being available for the DC DC converter Use only...

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