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PTH12050
12 Vin
Special Features
• 6Aoutputcurrent
• 12Vinputvoltage
• Wide-outputvoltageadjust
1.2Vdc-5.5Vdcforsufx‘W’&
0.8Vdc-1.8Vdcforsufx‘L’
• Auto-track™sequencing*
• Pre-biasstart-up
• Efcienciesupto93%
• OutputON/OFFinhibit
• Outputvoltagesense
• Point-of-Load-Alliance(POLA)
compatible
• AvailableRoHScompliant
• 2YearWarranty
Total Power: 33Watts
# of Outputs: Single
Safety
UL/cULCAN/CSA-C22.2
No.60950-1-03/UL60950-1,
FileNo.E174104
TÜVProductService
(EN60950)CerticateNo.
B040638572044
CBReportandCerticateto
IEC60950,CerticateNo.
US/8292/UL
•
•
•
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Input
Inputvoltagerange: (SeeNote3,page3) 10.8-13.2Vdc
Inputcurrent: Noload 10mAtyp.
RemoteON/OFF: (SeeNote1,page3) Positivelogic
Start-uptime: 1V/ms
Undervoltagelockout: 8.8-0.4Vtyp.
Trackinputvoltage: Pin8(SeeNote6,page3) ±0.3Vin
Specications
Allspecicationsaretypicalatnominalinput,fullloadat25˚Cunlessotherwisestated.Cin=100µF,
Cout=0µF
*Auto-track™isatrademarkof
TexasInstruments
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Output
Voltageadjustability:
(SeeNote4,page3) Sufx‘W’
Sufx‘L’
1.2-5.5Vdc
0.8-1.8Vdc
Setpointaccuracy: ±2.0%Vo
Lineregulation: ±5mVtyp.
Loadregulation: ±5mVtyp.
Totalregulation: ±3.0%Vo
Minimumload: 0A
Rippleandnoise:
20MHzbandwidth Sufx‘W’Vo2.5V
Vo>2.5V
Sufx‘L’Vo1.0V
Vo>1.0V
25mVpk-pk
1%Vo
20mVpk-pk
30mVpk-pk
Temperatureco-efcient: -40°Cto+85°C ±0.5%Vo
Transientresponse: (SeeNote5,page3) 70µsrecoverytime
Overshoot/undershoot100mV
Marginadjustment: ±5.0%Vo
EMCCharacteristics
Electrostaticdischarge: EN61000-4-2,IEC801-2
Conductedimmunity: EN61000-4-6
Radiatedimmunity: EN61000-4-3
GeneralSpecications
Efciency: Seetablesonpage3
Insulationvoltage: Non-isolated
Switchingfrequency:
OverVin and Ioranges Sufx‘W’
Sufx‘L’
320kHztyp.
250kHztyp.
Approvalsandstandards: EN60950
UL/cUL60950
Materialammability: UL94V-0
Dimensions: (LxWxH) 22.10x12.57x8.50mm
0.870x0.495x0.335in
Weight: 2.9g(0.10oz)
MTBF: TelcordiaSR-332 7,092,000hours
EnvironmentalSpecications
ThermalPerformance:
(SeeNote2,page3) Operatingambient,temperature
Non-operating
-40°Cto+85°C
-40°Cto+125°C
MSL(‘Z’sufxonly): JEDECJ-STD-020C Level3
Protection
Short-circuit: Autoreset 14Atyp.
SpecicationsContinued
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PTH12050WAST
PartNumberSystemwithOptions
Product Family
PointofLoadAlliance
Compatible
Mounting Option (8)
D=HorizontalThrough-Hole(RoHS6/6)
H=HorizontalThrough-Hole(RoHS5/6)
S= Surface-MountSolderBall(RoHS5/6)
Z= Surface-MountSolderBall(RoHS6/6)
Output Current
05=6A
Packaging Options
NoSufx=Trays
T=TapeandReel (7)
Input Voltage
12=12V
Mechanical Package
Always0
Pin Option
A=Through-HoleStd.PinLength(0.140”)
A=Surface-MountTin/LeadSolderBall
Output Voltage Code
W=Wide
L=LowVoltage
OrderingInformation
Output Power
(max)
Input
Voltage
Output
Voltage
Output Currents Efficiency
(max)
Regulation Model Numbersodel Numbers (9, 10)
Min Max Line Load
33W 10.8-13.2Vdc 0.8-1.8Vdc 0A 6A 88% ±5mV ±5mV PTH12050L
33W 10.8-13.2Vdc 1.2-5.5Vdc 0A 6A 93% ±5mV ±5mV PTH12050W
Theultra-wideoutputvoltagetrimrangeoffersmajoradvantagestouserswho
selectthePTH12050.Itisnolongernecessarytopurchaseavarietyofmodules
inordertocoverdifferentoutputvoltages.Theoutputvoltagecanbetrimmed
inarangeof1.2Vdcto5.5Vdcforsufx‘W’and0.8Vdcto1.8Vdcforsufx‘L’.
WhenthePTH12050converterleavesthefactorytheoutputhasbeenadjustedto
thedefaultvoltageof1.2VforthePTH12050Wand0.8VforthePTH12050L.
Output Voltage Adjustment of the PTH12050 Series
Notes
1 RemoteON/OFF.PositiveLogic
ON: Pin3open;orV>Vin-0.5V
OFF: Pin3GND;orV<0.8V(min-0.2V).
2 SeeFigure1forsafeoperatingcurve.
3 A100µFelectrolyticinputcapacitorisrequiredforproperoperation.The
capacitormustberatedforaminimumof750mArmsofripplecurrent.C2=
10µFceramiccapacitor,requiredforoutputvoltagesof3.3Vandhigher
4 Anexternaloutputcapacitorisnotrequiredforbasicoperation.Adding100
µFofdistributedcapacitanceattheloadwillimprovethetransientresponse.
5 1A/µsloadstep,50to100%Iomax,Cout=100µF.
6 IfutilizedVoutwilltrackappliedvoltageby±0.3V(uptoVosetpoint).
7 Tapeandreelpackagingonlyavailableonthesurface-mountversions.
8 Thepk-pkoutputripplevoltageismeasuredwithanexternal10µFceramic
capacitor.SeeFigure3forStandardapplicationschematic.
9 ToorderPb-free(RoHScompatible)surface-mountpartsreplacethe
mountingoption‘S’with‘Z’,e.g.PTH12050WAZ.ToorderPb-free(RoHS
compatible)through-holepartsreplacethemountingoption‘H’with‘D’,e.g.
PTH12050WAD.
10 NOTICE:Somemodelsdonotsupportalloptions.Pleasecontactyourlocal
EmersonNetworkPowerrepresentativeorusetheon-linemodelnumber
searchtoolathttp://www.PowerConversion.comtondasuitablealternative.
EfciencyTable-PTH12050W
(IO=5A)
OutputVoltage Efciency
Vo=5.0V 93%
Vo=3.3V 91%
Vo=2.5V 89%
Vo=2.0V 88%
Vo=1.8V 87%
Vo=1.5V 86%
Vo=1.2V 84%
EfciencyTable-PTH12050L
(IO=5A)
OutputVoltage Efciency
Vo=1.8V 88%
Vo=1.5V 87%
Vo=1.2V 85%
Vo=1.0V 83%
Vo=0.8V 81%
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CharacteristicData
Figure 2 - Efficiency vs Load Current for PTH12050W
Vin = 12 V (See Note B)
Figure 1 - Safe Operating Area for PTH12050W
Vin = 12 V, Output Voltage = 3.3 V (See Note A)
Figure 4 - Efficiency vs Load Current for PTH12050L
Vin = 12 V (See Note B)
Figure 3 - Safe Operating Area for PTH12050L
Vin = 12 V, Output Voltage = 1.8 V (See Note A)
Figure 5 - Standard Application - All Models
Notes
A SOAcurvesrepresenttheconditionsatwhichinternalcomponentsarewithin
theEmersonNetworkPowerderatingguidelines.
B Characteristicdatahasbeendevelopedfromactualproductstestedat25°C.
Thisdataisconsideredtypicaldatafortheconverter.
01 2 3 4 5 6
20
30
40
50
60
80
400 LFM
200 LFM
100 LFM
Nat Conv
90
70
TEMPERATURE (ºC)
OUTPUT CURRENT (A)
RSET 0.5%, 0.1W
(Required)
PTH12050
(Top View)
45
1
2
3
6
Auto-track
GND GND
Vin
Cin 100F
(Required)
+
Inhibit
+Cout 100F
(Optional)
Vout
EFFICIENCY (%)
OUTPUT CURRENT (A)
60
65
75
85
80
95
100
0 1 2 3 4 5 6
5.0V
3.3V
2.5V
2.0V
1.8V
Vout
70
90
1.5V
1.2V
0123456
20
30
40
50
60
80
100 LFM
Nat Conv
90
70
TEMPERATURE (ºC)
OUTPUT CURRENT (A)
EFFICIENCY (%)
OUTPUT CURRENT (A)
1.8V
1.5V
1.2V
1.0V
0.8V
50
60
70
80
90
100
0 1 2 3 4 5
Vout
6
Rev.3.12.09_169
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Figure 6 - Plated Through-Hole
Figure 7 - Surface-Mount
MechanicalDrawings
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Embedded Power for
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Pin Connections
PinNo. Function
Pin1 Ground
Pin2 Track
Pin3 Vin
Pin4 Inhibit*
Pin5 Voadjust
Pin6 Vout
Americas
5810VanAllenWay
Carlsbad,CA92008
USA
Telephone:+17609304600
Facsimile: +17609300698
Europe (UK)
WaterfrontBusinessPark
MerryHill,Dudley
WestMidlands,DY51LX
UnitedKingdom
Telephone:+44(0)1384842211
Facsimile: +44(0)1384843355
Asia (HK)
14/F,LuPlaza
2WingYipStreet
KwunTong,Kowloon
HongKong
Telephone:+85221763333
Facsimile: +85221763888
Forglobalcontact,visit:
www.PowerConversion.com
techsupport.embeddedpower
@emerson.com
Whileeveryprecautionhasbeentakentoensure
accuracyandcompletenessinthisliterature,Emerson
NetworkPowerassumesnoresponsibility,anddisclaims
allliabilityfordamagesresultingfromuseofthis
informationorforanyerrorsoromissions.
EmersonNetworkPowerandtheEmerson
NetworkPowerlogoaretrademarksand
servicemarksofEmersonElectricCo.
©2008EmersonElectricCo.
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ACPower
Connectivity
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*Denotesnegativelogic:
Open=Normaloperation
Ground=Functionactive
Dimensions in Inches (mm)
Tolerances (unless otherwise specified)
2 Places 0.030 (0.76)
3 Places 0.010 (0.25)
TOP VIEW
SIDE VIEW
0.870 (22.10)
6
3
5
4
1
2
MAX.
0.335 (8.50) Host Board
0.495
(12.57)
0.040 (1.02)
6 Places
0.750 (19.06)
0.125
(3.18)
0.125
(3.18)
0.125
(3.18)
(1.52)
0.060
(9.52)
0.375
(1.52)
0.060
(3.55)
0.140
Lowest Component
0.010 min. (0.25)
Bottom side Clearance
0.070 (1.78)
(Standoff Shoulder)
Dimensions in Inches (mm)
Tolerances (unless otherwise specified)
2 Places 0.030 (0.76)
3 Places 0.010 (0.25)
0.870 (22.10)
0.495
TOP VIEW SIDE VIEW
4
16
Solder Ball
0.040 (1.02)
6 Places
0.750 (19.06)
(1.52)
0.060 (1.52)
0.060
(12.57)
3
(3.18)
0.125 5
2
(3.18)
0.125
0.125
(3.18) 0.375
(9.52)
*After solder reflow
on customer board
0.335 (8.50)
max.*