Embedded Power for
Business-Critical Continuity
ALD15 Series
15 Amps
Special Features
• HighEfciency
• -40ºC to + 85 ºC ambient air
operation
• 1.30”x0.90”x0.35”THor
SMTpackage
• Highcapacitiveloadlimiton
start-up
• Industrystandardfeature
sets:UVLO,OVP,OCP,OTP,
on/off enable, remote sense,
output trim
• Basicinsulation
• Regulationtozeroload
• Fixedfrequencyswitching
• EUdirective2002/95/EC
compliantforRoHS
Total Power: 35Watts
Input Voltage: 48V
# of Outputs: Single
ElectricalSpecications
Safety
Input
Inputrange: 36to75Vdc
Inputsurge: 100V/100ms
Efciency: 90.5%@12V
Output
Lineregulation: ±0.1%Vo (typical)
Loadregulation: ±0.1%Vo (typical)
Noise/ripple1:40mVp-p(typical)
Remotesense: Upto10%ofVo
Transientresponse: 3%Vo(typical)deviation
50%to75%loadchange
80µssettingtime(typical)
Overvoltageprotection: 125%Votypical(autorecovery)
Overcurrentprotection: 115%Iotypical(autorecovery)
Overtemperatureprotection: 115 ºCaveragePCBtemperature(autorecovery)
Switchingfrequency: Fixedfrequency
Isolationvoltage: 1500Vdcminimum(2000VdcALD10F48N)
Control
Voltageadjust: 90to110%Vo
Enable: TTLcompatible
• UL, cUL:60950-1
• TUV: EN60950-1
Rev. 08.04.11_19
ALD15 Series
1 of 3
Ambientairoperatingtemperaturerange: -40°Cto+85°C
Storagetemperature: -40°Cto+125°C
MTBF: 1millionhours
EnvironmentalSpecications
Embedded Power for
Business-Critical Continuity
PinAssignments
Single Output
1. +Vin
2. Enable
3. -Vin
4. -Vout
5. -Sense
6. Trim
7. +Sense
8. +Vout
Notes:
1.20mHzbandwidth.External10µFtant.
capacitorinparallelwith0.1uFceramic
capacitor placed across + Vout and
-Vout;33µFe-caporequivalentplaced
across+Vinand-Vin.
2.Efciencymeasurementstakenatfull
load,nominallineandTA=25°C
3.Allspecicationsaretypicalatnominal
line,fullloadandTA=25°Cunlessoth-
erwisenoted.
4.Mechanicaldrawingsareforreference
only.Dimensionsareininches[mm].
Mechanical
tolerance±0.020[±0.50]
5.TechnicalReferenceNotesshouldbe
consultedfordetailedinformationwhen
available.
6.Allspecicationssubjecttochangewith-
outnotice.
7.Warranty2years.
8.Thethrough-holeterminatedmodules
areintendedforwavesolderingprocess.
MechanicalDrawings
OrderingInformation
InputVoltage OutputVoltage Output Current Efciency2Model Number
36-75V 12.0V 2.75A 90.5% ALD03B48(N)-(L)/(6L)/(SL)
36-75V 5.0V 7.00A 91% ALD07A48(N)-(L)/(6L)/(SL)
36-75V 3.3V 10.00A 90% ALD10F48(N)-(L)/(6L)/(SL)
36-75V 2.5V 11.00A 89% ALD11G48(N)-(L)/(6L)/(SL)
36-75V 1.8V 13.00A 87% ALD13Y48(N)-(L)/(6L)/(SL)
36-75V 1.5V 15.00A 85% ALD15M48(N)-(L)/(6L)/(SL)
36-75V 1.2V 15.00A 84% ALD15K48(N)-(L)/(6L)/(SL)
Notes:
Efciencyvaluestakenatnominalimputfullloadcondition,25ºCambienttemperature.
Options
“N” =DesignatesNegativeLogicEnable(defaultisPositiveEnablewithnosufx“N”required)
“L” =RoHScompliant
“-6L” =3.7mmnominalpinlength(defaultis5mmnominalpinlengthwithnosufx“-6”required),RoHScompliant
“-SL” =SurfaceMountTermination(defaultisthruholeterminationwithnosufx“-S”required)RoHScompliant.STRL
designatesTapedandReeledoptionforSMT
Rev. 08.04.11_19
ALD15 Series
2 of 3
0.15 [3.81]
0.15 [3.81]
0.60 [15.24]
(0.15 [3.81]x4)
0.15 [3.81]
0.30 [7.62]
Ø0.04 [1.0] (6x)
1.30 [33.02±0.5]
1.10 [27.94]
0.1 [2.54]
0.1 [2.5]max.
0.9 [22.86±0.5]
0.09 [2.2]
0.16 [4.0]
"L"(SEE TABLE 2 )
MODEL
ALDxxx48-L,ALDxxx48N-L
ALDxxx48-6L,ALDxxx48N-6L
PIN"L" mm
5.0±0.3
3.7±0.3
TABLE2
0.15 [3.81]
0.15 [3.81]
0.60 [15.24]
(0.15 [3.81]x4)
0.15 [3.81] 0.30 [7.62]
0.10 [2.54] 1.10 [27.94]
0.9 [22.86]
1.30 [33.02]
RECOMMEND PAD LAYOUT FOR SMD VERSION
(VIEW FROM TOP SIDE OF CUSTOMER PCB)
0.15 [3.81]
0.15 [3.81]
0.60 [15.24]
([0.15 3.81]x3)
0.15 [3.81] 0.30 [7.62]
0.10 [2.54] 1.10 [27.94]
0.9 [22.86]
1.30 [33.02]
RECOMMEND PAD LAYOUT FOR THROUGH HOLE
VERSION (VIEW FROM TOP SIDE OF CUSTOMER
PCB)
ØA(2X) ØB(5X)
HOLE & PAD DIAMETER FOR CUSTOMER (RECOMMENDED)
HOLE DIAMETER (Ød) PAD DIAMETER (ØD)
ØA
ØB Ø1.9
Ø1.3 Ø2.9
Ø2.3
TABLE1
Ø0.12 [Ø3.00](8X)
ALDxxx48-8L,ALDxxx48N-8L 2.8±0.3
0.60 [15.31]
0.34 [8.6 ±0.5]
Ø0.06 [1.60] 2X
0.15 [3.81]
0.15 [3.81]
0.60 [15.24]
(0.15 [3.81]x4)
0.15 [3.81]
0.30 [7.62]
1.30 [33.02±0.5]
1.10 [27.94]
0.1 [2.54]
0.1 [2.5]max.
c 0.15
4
FOR SMD VERSION
0.9 [22.86±0.5]
0.09 [2.2]
0.16 [4.0]
0.60 [15.31]
0.34 [8.6 ±0.5]
0.60 [15.31]
0.60 [15.31]
10.5
12.19
SUGGESTED PICK UP
POINT
10.5
12.19
SUGGESTED PICK UP
POINT
0.15 [3.81]
0.15 [3.81]
0.60 [15.24]
(0.15 [3.81]x4)
0.15 [3.81]
0.30 [7.62]
Ø0.04 [1.0] (6x)
1.30 [33.02±0.5]
1.10 [27.94]
0.1 [2.54]
0.1 [2.5]max.
0.9 [22.86±0.5]
0.09 [2.2]
0.16 [4.0]
"L"(SEE TABLE 2 )
MODEL
ALDxxx48-L,ALDxxx48N-L
ALDxxx48-6L,ALDxxx48N-6L
PIN"L" mm
5.0±0.3
3.7±0.3
TABLE2
0.15 [3.81]
0.15 [3.81]
0.60 [15.24]
(0.15 [3.81]x4)
0.15 [3.81] 0.30 [7.62]
0.10 [2.54] 1.10 [27.94]
0.9 [22.86]
1.30 [33.02]
RECOMMEND PAD LAYOUT FOR SMD VERSION
(VIEW FROM TOP SIDE OF CUSTOMER PCB)
0.15 [3.81]
0.15 [3.81]
0.60 [15.24]
([0.15 3.81]x3)
0.15 [3.81] 0.30 [7.62]
0.10 [2.54] 1.10 [27.94]
0.9 [22.86]
1.30 [33.02]
RECOMMEND PAD LAYOUT FOR THROUGH HOLE
VERSION (VIEW FROM TOP SIDE OF CUSTOMER
PCB)
ØA(2X) ØB(5X)
HOLE & PAD DIAMETER FOR CUSTOMER (RECOMMENDED)
HOLE DIAMETER (Ød) PAD DIAMETER (ØD)
ØA
ØB Ø1.9
Ø1.3 Ø2.9
Ø2.3
TABLE1
Ø0.12 [Ø3.00](8X)
ALDxxx48-8L,ALDxxx48N-8L 2.8±0.3
0.60 [15.31]
0.34 [8.6 ±0.5]
Ø0.06 [1.60] 2X
0.15 [3.81]
0.15 [3.81]
0.60 [15.24]
(0.15 [3.81]x4)
0.15 [3.81]
0.30 [7.62]
1.30 [33.02±0.5]
1.10 [27.94]
0.1 [2.54]
0.1 [2.5]max.
c 0.15
4
FOR SMD VERSION
0.9 [22.86±0.5]
0.09 [2.2]
0.16 [4.0]
0.60 [15.31]
0.34 [8.6 ±0.5]
0.60 [15.31]
0.60 [15.31]
10.5
12.19
SUGGESTED PICK UP
POINT
10.5
12.19
SUGGESTED PICK UP
POINT
Surface Mount Termination
Through-hole Termination PIN 1
PIN 1
Embedded Power for
Business-Critical Continuity
Rev. 08.04.11_19
ALD15 Series
3 of 3
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AC Power
Connectivity
DCPower
0.15 [3.81]
0.15 [3.81]
0.60 [15.24]
(0.15 [3.81]x4)
0.15 [3.81]
0.30 [7.62]
Ø0.04 [1.0] (6x)
1.30 [33.02±0.5]
1.10 [27.94]
0.1 [2.54]
0.1 [2.5]max.
0.9 [22.86±0.5]
0.09 [2.2]
0.16 [4.0]
"L"(SEE TABLE 2 )
MODEL
ALDxxx48-L,ALDxxx48N-L
ALDxxx48-6L,ALDxxx48N-6L
PIN"L" mm
5.0±0.3
3.7±0.3
TABLE2
0.15 [3.81]
0.15 [3.81]
0.60 [15.24]
(0.15 [3.81]x4)
0.15 [3.81] 0.30 [7.62]
0.10 [2.54] 1.10 [27.94]
0.9 [22.86]
1.30 [33.02]
RECOMMEND PAD LAYOUT FOR SMD VERSION
(VIEW FROM TOP SIDE OF CUSTOMER PCB)
0.15 [3.81]
0.15 [3.81]
0.60 [15.24]
([0.15 3.81]x3)
0.15 [3.81] 0.30 [7.62]
0.10 [2.54] 1.10 [27.94]
0.9 [22.86]
1.30 [33.02]
RECOMMEND PAD LAYOUT FOR THROUGH HOLE
VERSION (VIEW FROM TOP SIDE OF CUSTOMER
PCB)
ØA(2X) ØB(5X)
HOLE & PAD DIAMETER FOR CUSTOMER (RECOMMENDED)
HOLE DIAMETER (Ød) PAD DIAMETER (ØD)
ØA
ØB Ø1.9
Ø1.3 Ø2.9
Ø2.3
TABLE1
Ø0.12 [Ø3.00](8X)
ALDxxx48-8L,ALDxxx48N-8L 2.8±0.3
0.60 [15.31]
0.34 [8.6 ±0.5]
Ø0.06 [1.60] 2X
0.15 [3.81]
0.15 [3.81]
0.60 [15.24]
(0.15 [3.81]x4)
0.15 [3.81]
0.30 [7.62]
1.30 [33.02±0.5]
1.10 [27.94]
0.1 [2.54]
0.1 [2.5]max.
c 0.15
4
FOR SMD VERSION
0.9 [22.86±0.5]
0.09 [2.2]
0.16 [4.0]
0.60 [15.31]
0.34 [8.6 ±0.5]
0.60 [15.31]
0.60 [15.31]
10.5
12.19
SUGGESTED PICK UP
POINT
10.5
12.19
SUGGESTED PICK UP
POINT
MechanicalDrawings
Recommended PAD/ Hole Pattern
Surface Mount Through Hole
Recommended Pick-up Point
10.5
12.19
SUGGESTED PICK UP
POINT