S2803R3S

10W Total Output Power 28 Vin +3.3 Vout Single DC-DC Radiation Hardened Converter in a S Package. DLA Number 5962-04238

Active

Benefits

Input-Output isolation

Active inrush current limiting

Fixed switching frequency

Soft start

Short-circuit and overload protection

Input undervoltage lockout

Output turn-on/turn off sequencing

Operation over -55°C to +125°C without de-rating

Magnetically-coupled feedback

TTL-compatible on/off command

external on/off command

Low profile, hermetically-sealed packages

Copper I/O pins

Immunity to TID, SEE, neutron and prompt dose radiation environments in space

Reliability screening option

Class H and Class K processes (IAW MIL-PRF-38534)

Specifications

ParameterValue
Qual LevelRadiation Hardened
Total Dose kRad (Si)100
See (MeV-cm2/mg)82
Total Output Power (W)10W
Input Voltage (V)28
Input Voltage Min (V)18
Input Voltage Max (V)40
OutputsSingle
Typical Efficiency (%)77
DLA Drawing5962-04238
PackageS
DLA QualifiedSMD
Base Part StatusActive
IOUT Single (A)+ 3.03
Output Voltage Single (V)+ 3.3

Space

IR has a long history of providing high-reliability, radiation hardened power management solutions for space flight with products used in over 2000 space programs from launchers to satellites to space exploration vehicles.

Learn More

Collateral

AN-1067
High Reliability DC-DC Selection Guide

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S

Part # S2803R3S/EM

10W Total Output Power 28 Vin +3.3 Vout Single DC-DC Radiation Hardened Converter in a S Package. DLA Number 5962-04238

Packaging OptionsPart NumberStatusStandard Pack Quantity
Class K Screening LevelS2803R3S/CKACTIVE1
Class K Screening Level Cond CS2803R3S/CKCACTIVE1
A S2803R3S with Standard PackagingS2803R3SACTIVE1
Eng Model Screening LevelS2803R3S/EMACTIVE1
Qualified Part Number similar to S2803R3S5962-04238PENDING1

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