Data Sheet: Xeta iHG48070A033V, 3.3V/70A Output Half Brick Series
Electrical Data (continued):
Operatingat Tc=25˚Cunlessotherwisespecified
Characteristic | Min | Typ | Max |
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| Notes & Conditions | ||||
OutputVoltageInitialSetpoint | 3.25 |
| 3.3 | 3.35 | Vdc | V |
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| in=Vin,nom;Io=Io,max | |||
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OutputVoltageTolerance | 3.2 |
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| 3.4 | Vdc |
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| temperatureconditionstoendoflife | |||
Efficiency |
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| 90 |
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| Vin=Vin,nom;Io=Io,max |
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LineRegulation |
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| 3 | 10* | mV |
| Vin=Vin,mintoVin,ma |
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LoadRegulation |
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| 1 | 10* | mV |
| Io=Io,mintoIo,max |
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TemperatureRegulation |
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| 20 | 50* | mV |
| Tc=Tc,mintoT | c,max | ||||
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OutputCurrent | 0 |
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| 70 | A |
| AtIo<20%ofIo,max,th |
| eloadtransient | |||
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| performancemaydegradeslightly | |||
OutputCurrentLimitingThreshold |
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| 82 |
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| Vo=0.9*Vo,nom,Tc<Tc,max | |||
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ShortCircuitCurrent |
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| 2 |
| A |
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| Vo=0.25V,Tc=25C(hiccupmode) | |||
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OutputRippleandNoiseVoltage |
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| 25 | 50* | mVpp |
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| Vin=48VandTc=25˚C.Measuredacrossone | ||||
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| 10uF, one0.47uF,one0.1uFceramic | |||
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| 5.5 |
| mVrms |
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| measurementfigure;BW=20MHz | |||
OutputVoltageAdjustmentRange | 50 |
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| 110 | %Vo,nom |
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OutputVoltageSenseRange |
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DynamicResponse: |
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| Vin=Vin,nom;loadstepfrom50%to75%of | |||
RecoveryTime |
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| 200 |
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| S |
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| Io,max,di/dt=0.1A/uS,withatleastone | |||
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| 0.1uF,one0.47uF,one10uFceramic | |||
TransientVoltage |
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| 70 |
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| mV |
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| capacitors,and220uFelectrolyticcapacitor | |||
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| acrosstheoutputterminals | |||
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| Forapplicationswithlargesteploadchanges | |||
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| and/orhighdi/dtloadchanges,please | |||
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| contactTDKInnovetaforsupport. | |||
OutputVoltageOvershootduringstartup | 0 |
| 0 | 0 | mV |
| I |
| o=Io,max |
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SwitchingFrequency |
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| 260 |
| kHz | Fixed |
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OutputOverVoltageProtection | 3.8* | 4.1 | 4.4* |
| V |
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| Allline,load,andtemperatureconditions | ||||
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ExternalLoadCapacitance | 230 |
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| 40,000** | uF |
| Allc |
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| hargeandprebiasstartconditions. | ||
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| Cext,minrequiredforthe100%loaddump. | |||
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| MinimumESR>2m | Ω | ||
IsolationCapacitance |
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| 2000 |
| pF | Allline,loa | d,andtemperatureconditions | |||||
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IsolationResistance | 15 |
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| MΩ |
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| Allline,load,andtemperatureconditions | |||
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Vref |
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| 1.225 |
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| V |
| Requiredfortrimcalculation | ||||
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*EngineeringEstimate |
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**ContactTDKInnovetaforapplicationsthatrequi | readditionalcapacitance |
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©2008TDKInnovetaInc. | ℡(877)498 0099 |
iHGDatasheet20080515Revision1.1 | 6/16 |
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