Output
Adjusted to ꢀ.ꢃ V out - Data
Trefꢀ=ꢀ-30ꢀ...ꢀ+90ꢀ°C,ꢀVIꢀ=ꢀ3.0ꢀ...5.5ꢀVꢀunlessꢀotherwiseꢀspecified.ꢀInputꢀfilterꢀ2ꢀxꢀ22ꢀµF,ꢀOutputꢀfilterꢀ1ꢀxꢀ150ꢀµFꢀ
Typꢀvaluesꢀspecifiedꢀat:ꢀTrefꢀ=ꢀ+25ꢀ°CꢀandꢀVInom.ꢀIOmaxꢀ=ꢀ16ꢀA.ꢀꢀNote:ꢀ+Senseꢀconnectedꢀtoꢀ+Out
Characteristics
Conditions
Unit
min
typ
2.5
max
2.55
T
refꢀ
=ꢀ+25ꢀ°C,ꢀVInom,ꢀIOmax,ꢀRadjꢀ7ꢀkΩ
VOi
Outputꢀvoltageꢀadjustedꢀsettingꢀ
2.45
2.425
2.48
V
Outputꢀvoltageꢀtoleranceꢀband
Idlingꢀvoltage
IOꢀ=ꢀ0.01...1.0ꢀxꢀIOmax
IOꢀ=ꢀ0
2.575
2.52
V
V
VO
Lineꢀregulation
VIminꢀ...ꢀVImax,ꢀIOmax
11
10
mV
mV
Loadꢀregulation
IOꢀ=ꢀ0.01...1.0ꢀxꢀIOmax,ꢀVInom
Loadꢀtransientꢀ
voltageꢀdeviation
Vtr
Loadꢀstepꢀ=ꢀ0.25ꢀ...ꢀ0.75ꢀxꢀIOmax,ꢀ
dI/dtꢀ=ꢀ5ꢀA/µs,ꢀCOꢀ=ꢀ150ꢀµF,ꢀ
VIꢀ=ꢀ3.3ꢀV
160
mV
ttr
Loadꢀtransientꢀrecoveryꢀtime
Temperatureꢀcoefficient
60
0
µs
T
=ꢀ-30ꢀ...ꢀ+90ꢀ°C,ꢀIOmax
-0.1
+0.1
mV/°C
refꢀ
Tcoeff
FromꢀVI connectedꢀtoꢀVO =ꢀ0.9ꢀxꢀVOI
,ꢀ
ꢀ
ꢀ
ts
Start-upꢀtime
8.5
ms
IOꢀ=ꢀ0.1ꢀ...1.0ꢀxꢀIOmax,ꢀVInom
tr
Ramp-upꢀtime
0.1...0.9ꢀxꢀVO,ꢀIOꢀ=ꢀ0.1ꢀ...1.0ꢀxꢀIOmax,ꢀVInomꢀ
IOꢀ=ꢀIOmax,ꢀVInom
4
ms
ms
s
tr
Fallꢀtime,ꢀVOꢀxꢀ0.1
0.2
5
tr
Fallꢀtime,ꢀVOꢀxꢀ0.1
IOꢀ=ꢀ0ꢀA,ꢀVInom
tRCoff
tRCon
tRC
IO
RCꢀshut-downꢀtimeꢀtoꢀVOꢀxꢀ0.1
RCꢀstart-upꢀtimeꢀtoꢀVOꢀxꢀ0.9
RCꢀfallꢀtime,ꢀVOꢀxꢀ0.1ꢀ...ꢀ0.9
Outputꢀcurrent
IOꢀ=ꢀIOmax,ꢀVInom
0.2
8
ms
ms
s
IOꢀ=ꢀIOmax,ꢀVInom
IOꢀ=ꢀ0ꢀA,ꢀVInom
5
0
16
A
POmax Maxꢀoutputꢀpower
AtꢀVO =ꢀVOnomꢀ
40
22
W
ꢀ
Ilim
VOac
η
Currentꢀlimitꢀthreshold
Outputꢀripple
T
refꢀ
< Trefmax
28
35
35
A
ꢀ
20ꢀHzꢀ...ꢀ5ꢀMHz,ꢀIOmax
IOꢀ=ꢀ0.5ꢀxꢀIOmax,ꢀVIꢀ=ꢀ5ꢀV
IOꢀ=ꢀIOmax,ꢀVIꢀ=ꢀ5ꢀV
20
mVp-p
%
Efficiencyꢀ-ꢀ50%ꢀload
Efficiencyꢀ-ꢀ100%ꢀload
PowerꢀDissipation
Switchingꢀfrequency
Remoteꢀsenseꢀcurrent
Staticꢀinputꢀcurrent
94
η
90
92
%
P
IOꢀ=ꢀIOmax,ꢀVIꢀ=ꢀ5ꢀV
3.4
300
4.5
340
8
W
d
Fo
IOꢀ=ꢀ0ꢀ...ꢀ1.0ꢀxꢀIOmax
260
kHz
mA
A
Isense
II
VIꢀ=ꢀ3.0ꢀV,ꢀIOꢀ=ꢀIOmax,ꢀTrefꢀ=ꢀ25ꢀ°C
15.1
6
millionꢀ
hours
MTBF
Predictedꢀreliability
T
refꢀ
=ꢀ40ꢀ°C
1ꢆ
ꢀꢀꢀꢀꢀꢀEN/LZTꢀ146ꢀ049ꢀR4Aꢀ©EricssonꢀPowerꢀModules,ꢀMarchꢀ2007
PMBꢀ4518TꢀWPꢀDatasheet
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