IR HiRel Product Families

 

ARA2803R3S

Hybrid DC-DC converter with 28 Vin and 3.3 Vout single output, 4 W total output power

Active

Features

Low Weight < 13 grams

Magnetically Coupled Feedback

18V to 50V DC Input Range

Up to 4W Output Power

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

Under-Voltage Lockout

Short Circuit and Overload Protection

Specifications

ParameterValue
Total Dose kRad (Si)100
SEE82
Total Output Power (W)4
Nominal Input Voltage28
Output Voltage (V)+ 3.3
IOUT (A)+ 1.21
Typical Efficiency (%)71
Operating Temperature85°C
OutputsSingle
Qual LevelRadiation Hardened
Input Voltage Min (V)18
PackageARA
Max Operating Temperature125°C
Input Voltage Max (V)50
Base Part StatusActive
IOUT Single (A)1.21
Output Voltage Single (V)+3.3
ARA

Part # ARA2803R3S

Hybrid DC-DC converter with 28 Vin and 3.3 Vout single output, 4 W total output power

DescriptionPart NumberStatusStandard Pack Quantity
Class K Screening, Solder Dipped LeadsARA2803R3S/CKAACTIVE1
Base ModelARA2803R3SOBSOLETE
Engineering ModelARA2803R3S/EMACTIVE1
Class K Screening, Gold Plated LeadsARA2803R3S/CKCACTIVE1

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