IR HiRel Product Families

 

M3H280505T

40W Total Output Power 28 Vin +5, +/-5 Vout Triple DC-DC Rad-Tolerant Converter in a M3H Package.

Call Factory

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
Total Dose kRad (Si)25
SEE37
Total Output Power (W)40
Nominal Input Voltage28
Output Voltage (V)+ 5, +/- 5
IOUT (A)+4, +/- 2
Typical Efficiency (%)79
Operating Temperature125°C
OutputsTriple
Qual LevelRad-Tolerant
IOUT Dual (A)+/-2
Input Voltage Min (V)18
PackageM3H
Max Operating Temperature135°C
Input Voltage Max (V)50
Base Part StatusCall Factory
IOUT Single (A)+ 4
Output Voltage Dual (V)+5, +/-5
Output Voltage Single (V)+ 5

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.

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M3H

Part # M3H280505T

40W Total Output Power 28 Vin +5, +/-5 Vout Triple DC-DC Rad-Tolerant Converter in a M3H Package.

Packaging OptionsPart NumberStatusStandard Pack Quantity
Base ModelM3H280505TCALL_FACTORY1

Package Support