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2019/7/25

Rev. 1.10E

Applications Manual

TUHS series

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Summary of Contents for TUHS Series

Page 1: ...2019 7 25 Rev 1 10E Applications Manual TUHS series...

Page 2: ...ture and countermeasures 5 Holdup time Holdup time Holdup voltage 6 Board layout Caution points of board layout Reference PCB layout Note Information contained in this document is subject to change wi...

Page 3: ...function Fig 1 2 Block Diagram 6 1 AC1 4 5 BC Pin Connection 2 3 Function No DC output AC input AC2 BC BC output BC output VOUT DC output VOUT A 1 2 1 Pin configuration 1 Pin Assignment AC2 AC1 BC BC...

Page 4: ...DE1E3RA102M Murata Manufacturing AC250V 1000pF DE1E3RA102M Murata Manufacturing Rating Part name Rating Part name 1 F1 AC250V 2A SLT 250V 2A Nippon Seisen Cable Ltd AC250V 2A SLT 250V 2A Nippon Seise...

Page 5: ...IN 25 0mH 0 4A SU10VFC R04250 TOKIN 2 C11 C12 AC250V 2200pF CD45 E2GA222M TDK AC250V 2200pF CD45 E2GA222M TDK 3 C13 AC250V 0 022uF LE223 Okaya Elecotric Industries AC250V 0 022uF LE223 Okaya Elecotric...

Page 6: ...If you would like to confirm hold up time for selecting the capacity of Cbc please refer to Section 5 Hold up Time When the power supply is operated under 20 it may cause the smoothing capacitor ripp...

Page 7: ...ship between effective ripple current of Cbc and load factor is shown in Fig2 4 A B C D E The ripple current changes approximately 1 5 times depending on PCB patterns external parts ambient temperatur...

Page 8: ...power supply to cool down sufficiently before turning on The inrush current value with the parts shown in Table 2 1 shown in Fig 2 5 Fig 2 5 Inrush current values Available AC voltage for inrush curr...

Page 9: ...d is connected the output voltage will change transiently Please check the level of the fluctuation in your situation And if the transient output voltage change is not acceptable please connect the ou...

Page 10: ...pple Ripple Noise is different form other area Table 3 1 Point A Temperature Fig 3 1 Temperature measuring point on the case Top view Fig 3 2 Output derating A 8 Model TUHS3 TUHS5 TUHS10 Point A 105 1...

Page 11: ...DC370V The operating temperature range please refer to Section 3 1 Fig 3 3 Input derating A 9 A TUHS3 B TUHS5 TUHS10 TUHS15 TUHS25 Applications Manual TUHS series AC input DC input AC input DC input...

Page 12: ...ration is happened Fig 4 1 Difference of operation with temperature The operation is improved by increasing the temperature of the component Notes for operation at ambient temperatures between 20 C an...

Page 13: ...ESR type is used Fig 4 2 Connection permission inrush current limiting resistance upper limit Allowable resistance with 3 times capacitance from recommended value of Cbc by using KXJ series Nippon Che...

Page 14: ...y efficiency 2 1 Pin configuration 5 Hold up Time Hold up Voltage TUHS3 Hold up time AC100V TUHS3 Hold up time AC200V TUHS5 Hold up time AC100V TUHS5 Hold up time AC200V TUHS10 Hold up time AC100V TUH...

Page 15: ...d up voltage Reference C TUHS10 hold up voltage Reference D TUHS15 hold up voltage Reference Load factor Hold up voltage Vac Applications Manual TUHS series Load factor Hold up voltage Vac E TUHS25 ho...

Page 16: ...n and exterior of the electrolytic capacitor However the clearance and creepage distance varies depending on the usage condition and the requirement of the safety standard please confirm before the PC...

Page 17: ...be short the output wiring 470 2200pF capacitor C14 should be connected between primary BC or BC and secondary Vout or Vout to reduce radiation noise 10 100MHz radiation noise can be reduced by connec...

Page 18: ...layout Fig 6 5 A B C shows the reference PCB layout which is used the components listed in Table 2 1 Fig 6 5 Reference PCB layout Double sided A 16 A TUHS3 TUHS5 B TUHS10 TUHS15 C TUHS25 Applications...

Page 19: ...5 2014 11 14 A 8 3 2 input derating added 6 2015 1 23 A 2 Change of fig 2 2 and table 2 1 7 2015 5 20 Add items related to TUHS15F 8 2015 11 20 A 12 Changing the formula of Hold up time 9 2017 9 20 Ad...

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