IR HiRel Product Families

 

M3H2803R3S

Hybrid DC-DC converter with 28 Vin and 3.3 Vout single output, 40 W total output power

Active

Features

Low Weight < 125 grams

Magnetically Coupled Feedback

18V to 50V DC Input Range

Up to 40W Output Power

Single and Dual Output Models Include 3.3, ±5, 5.2, ±12 and ±15V

Under-Voltage Lockout

Short Circuit and Overload Protection

Specifications

ParameterValue
Total Dose kRad (Si)25
SEE37
Total Output Power (W)40
Nominal Input Voltage28
Output Voltage (V)+ 3.3
IOUT (A)+ 9.1
Typical Efficiency (%)73
Operating Temperature125°C
OutputsSingle
Qual LevelRad-Tolerant
RoHSNo
Input Voltage Min (V)18
Halogen-FreeYes
PackageM3H
Max Operating Temperature135°C
Input Voltage Max (V)50
Base Part StatusActive
IOUT Single (A)+ 9.1
Output Voltage Single (V)+ 3.3
TechnologyHiRel DC/DC CON

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 # M3H2803R3S

Hybrid DC-DC converter with 28 Vin and 3.3 Vout single output, 40 W total output power

DescriptionPart NumberStatusStandard Pack Quantity
Engineering ModelM3H2803R3S/EMACTIVE1
Base ModelM3H2803R3SACTIVE1
Class K Screening Level BM3H2803R3SBCALL_FACTORY1
Eng Model Screening Level BM3H2803R3S/EMBACTIVE1

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