IR HiRel Product Families

 

AHF2803R3S

AHF DC-DC converter with 28 Vin 3.3 Vout single output, 12W

Active

Features

16V to 40VDC Input Range (28VDC Nominal)

Single and Dual Outputs

12W Output Power

22.8W/in3 Power Density

Low Input / Output Noise (50mA / 60mVP-P max. respectively)

Indefinite Short Circuit and Overload Protection

Wideband Control Loop for Superior Transient Characteristics

No derating for -55°C to +125°C Operation

Constant Switching Frequency (550kHz Nominal)

Standard Microcircuit Drawings Available

Specifications

ParameterValue
Total Output Power (W)8W - 20W
Input Voltage Min (V)16
Input Voltage Max (V)40
OutputsSingle
Output Voltage Single (V)+ 3.3
Qual LevelStandard
PackageAHF
Base Part StatusActive
Typical Efficiency (%)72
IOUT Single (A)+ 3

Aerospace and Defense

IR's standard and custom power management solutions for commercial aircraft and defense applications are used in programs such as Airbus and Boeing airliners, the F16, the Eurofighter, the F35 Joint Strike Fighter and the Abrams M1A2 tank.

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AHF

Part # AHF2803R3S

AHF DC-DC converter with 28 Vin 3.3 Vout single output, 12W

DescriptionPart NumberStatusStandard Pack Quantity
Flanged, COTS level screeningAHF2803R3SFBOBSOLETE1
Non-Flanged, ES level screeningAHF2803R3S/ESBACTIVE1
Flanged, ES level screeningAHF283R3SF/ESBPRELIMINARY1
Base ModelAHF2803R3SLAST_TIME_BUY_EXPIRED1
Non-Flanged, COTS level screeningAHF2803R3SBOBSOLETE1

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