FEATURES
• OUTPUT CURRENT UP TO 16A
• SMALL SIZE AND LOW PROFILE :
1.30” X 0.53” X 0.30” (SMD) ; 2.00” X 0.50” X 0.28” (SIP)
• HIGH EFFICIENCY - 95% @ 3.3V FULL LOAD
• INPUT RANGE FROM 2.4VDC TO 5.5VDC
• FIXED SWITCHING FREQUENCY (300KHZ)
• SMD & SIP PACKAGES
• OUTPUT VOLTAGE PROGRAMMABLE FROM 0.75VDC TO 3.3VDC
VIA EXTERNAL RESISTOR
• INPUT UNDER-VOLTAGE LOCKOUT
• UL60950-1, EN60950-1 AND IEC60950-1 LICENSED
• ISO9001 CERTIFIED MANUFACTURING FACILITIES
• COMPLIANT TO RoHS EU DIRECTIVE 2002/95/EC
OPTIONS
Positive Logic Remote on/off
APPLICATIONS
Wireless Network
Telecom/Datacom
DESCRIPTION
Industry Control System
Distributed Power Architectures
Semiconductor Equipment
Microprocessor Power Applications
DOS16-05T (SMD type), DOH16-05T (for Vertical Mounting SIP type) and
DOH16-05TA (for Horizontal Mounting SIP type) are non-isolated DC/DC
converters that can deliver up to 16A of output current with full load efficiency of
95% at 3.3V output.
T E C H N I C A L S P E C I F I C AT I O N All specifications are typical at nominal input, full load and 25ºC otherwise noted
OUTPUT SPECIFICATIONS
INPUT SPECIFICATIONS
Output current
16A max
± 2%Vo(set)
0%
Input voltage range
Vo(set) < Vin – 0.5V
2.4 – 5.5VDC
16A
Voltage accuracy
Minimum load
Full load and Vin(nom)
Maximum input current Vin=2.4 to 5.5V; Io=Io(max)
Input filter (Note 5)
C filter
Vin=Vo(set)+0.5V to Vin(max)
at Full Load
Line regulation
Load regulation
± 0.3%Vo(set),typ
± 0.4%Vo(set),typ
Vo(set) =0.75Vdc
Vo(set) =3.3Vdc
Start-up voltage
Shutdown voltage
Input no load current
(Vin=5V, Io=0, module enabled)
100mA,typ
130mA,typ
No Load to Full Load
2.2V,typ
2.0V,typ
15mVrms,max
50mVp-p,max
±0.4%, typ
Input under voltage lockout
Input reflected ripple
Ripple and noise (Note2) 20MHz bandwidth
Temperature coefficient
5~20MHz, 1μH source impedance
100mAp-p
current
ΔIo /Δt = 2.5A/μS ,Vin(nom)
Peak deviation 300mV,typ
Setting time
Dynamic load
ENVIRONMENTAL SPECIFICATIONS
Load change step
response
(50% to 100% or
(Note 2)
(Vo<10%peak
deviation)
25μS,typ
Operating ambient temperature
Storage temperature range
Thermal shock
–40ºC ~ +85ºC(with derating)
–55ºC ~ +125ºC
100% to 50% of Io(max))
ΔIo /Δt = 2.5A/μS ,Vin(nom)
Peak deviation 150mV,typ
Dynamic load
Load change step
response
Setting time
(Vo<10%peak
deviation)
MIL-STD-810F
(50% to 100% or
(Note 3)
100μS,typ
100% to 50% of Io(max))
Output current limit
Over temperature protection
125ºC,typ
180%,typ
FEATURE SPECIFICATIONS
Remote ON/OFF(Note 6)
Negative logic(standard)
Positive logic(option)
Output short-circuit current
Hiccup, automatics recovery
ESR≧1mΩ
External load capacitance
1000μF,max
5000μF,max
ON = 0V < Vr < 0.3V
OFF =1.5V < Vr < Vin(max)
ON = Vin(max)
IIN=10μA,max
ESR≧10mΩ
IIN=1mA,max
IIN=10μA,max
IIN=1mA,max
10μA~1.0mA
Output voltage overshoot-startup Vin=2.4~5.5V, F.L.
Voltage adjustability (see fig.1) (Note 4)
1%Vo(set)
0.7525V ~ 3.63V
OFF=0V < Vr < 0.3V
Input current of Remote control pin
GENERAL SPECIFICATIONS
Remote off state input current
Nominal Vin
1.5mA,typ
0.5V,max
Efficiency
See table
None
Remote sense range
Isolation voltage
Switching frequency
300KHz, typ
Rise time
Time for Vo to rise from 10% to 90%of Vo(set)
Case 1 (Note 7)
6ms,max.
Approvals and standard
IEC60950-1, UL60950-1, EN60950-1
1ms,typ
1ms,typ
Turn-on delay time
SMD
SIP
1.30 X 0.53 X 0.30 Inch
(33.0 X 13.5 X 7.7 mm)
2.00 X 0.50 X 0.28 Inch
(50.8 X 12.7 X 7.2 mm)
Case 2 (Note 8)
Dimensions
Weight
6.0g(0.22oz)
BELLCORE TR-NWT-000332
MIL-HDBK-217F
1.428 x 107 hrs
6.523 x 105 hrs
MTBF (Note 1)
Page 1 of 3 Issued Date:2007/10/12