New Off-the-Shelf Radiation-Hardened 15W DC-DC Power Converter for Space Applications
Microchip Technology (Nasdaq: MCHP) has introduced the SA15-28 radiation-hardened DC-DC power converter and companion SF100-28 EMI filter for space applications. The 15W power converter features triple 5V outputs, operates from a 28V satellite bus, and is designed for harsh environments.
The SA15-28 boasts impressive specifications including operation across -55°C to +125°C temperature range and radiation tolerance up to 100 krad TID. The compact device weighs just 60 grams with a volume of 1.68 cubic inches, optimizing Size, Weight and Power (SWaP). The SF100-28 EMI filter supports power converters up to 100W and is compatible with Microchip's existing SA50 series and SF200 filter.
Microchip Technology (Nasdaq: MCHP) ha presentato il convertitore di potenza DC-DC SA15-28 resistente alle radiazioni insieme al filtro EMI SF100-28 dedicato alle applicazioni spaziali. Il convertitore da 15W offre tre uscite da 5V, funziona con una tensione di bus satellitare di 28V ed è progettato per ambienti estremi.
Il SA15-28 presenta specifiche di rilievo, tra cui un funzionamento in un intervallo di temperatura da -55°C a +125°C e una tolleranza alle radiazioni fino a 100 krad TID. Il dispositivo compatto pesa solo 60 grammi e ha un volume di 1,68 pollici cubici, ottimizzando dimensioni, peso e consumo energetico (SWaP). Il filtro EMI SF100-28 supporta convertitori di potenza fino a 100W ed è compatibile con la serie SA50 e il filtro SF200 di Microchip già esistenti.
Microchip Technology (Nasdaq: MCHP) ha lanzado el convertidor de potencia DC-DC SA15-28 resistente a radiación y el filtro EMI complementario SF100-28 para aplicaciones espaciales. El convertidor de 15W cuenta con tres salidas de 5V, funciona con un bus satelital de 28V y está diseñado para entornos hostiles.
El SA15-28 ofrece especificaciones destacadas, incluyendo operación en un rango de temperatura de -55°C a +125°C y tolerancia a radiación de hasta 100 krad TID. El dispositivo compacto pesa solo 60 gramos y tiene un volumen de 1,68 pulgadas cúbicas, optimizando tamaño, peso y consumo de energía (SWaP). El filtro EMI SF100-28 soporta convertidores de potencia de hasta 100W y es compatible con la serie SA50 y el filtro SF200 existentes de Microchip.
마이크로칩 테크놀로지(Nasdaq: MCHP)는 우주 응용을 위한 SA15-28 방사선 경화 DC-DC 전원 변환기와 동반 SF100-28 EMI 필터를 출시했습니다. 15W 전원 변환기는 3개의 5V 출력, 28V 위성 버스에서 작동하며 혹독한 환경을 위해 설계되었습니다.
SA15-28은 -55°C에서 +125°C까지의 온도 범위에서 작동하며 100 krad TID까지 방사선 내성을 갖추고 있습니다. 소형 장치로 무게는 단 60그램, 부피는 1.68 입방인치로 크기, 무게 및 전력(SWaP)을 최적화했습니다. SF100-28 EMI 필터는 최대 100W 전원 변환기를 지원하며, 마이크로칩의 기존 SA50 시리즈 및 SF200 필터와 호환됩니다.
Microchip Technology (Nasdaq : MCHP) a lancé le convertisseur DC-DC SA15-28 durci aux radiations ainsi que le filtre EMI compagnon SF100-28 pour les applications spatiales. Le convertisseur de 15W dispose de trois sorties de 5V, fonctionne sur un bus satellite de 28V et est conçu pour des environnements difficiles.
Le SA15-28 présente des spécifications remarquables, notamment une plage de température de fonctionnement de -55°C à +125°C et une tolérance aux radiations jusqu’à 100 krad TID. L’appareil compact pèse seulement 60 grammes pour un volume de 1,68 pouces cubes, optimisant la taille, le poids et la puissance (SWaP). Le filtre EMI SF100-28 prend en charge des convertisseurs jusqu’à 100W et est compatible avec la série SA50 et le filtre SF200 existants de Microchip.
Microchip Technology (Nasdaq: MCHP) hat den strahlungsgehärteten DC-DC-Wandler SA15-28 und den begleitenden EMV-Filter SF100-28 für Raumfahrtanwendungen vorgestellt. Der 15W-Wandler bietet dreifache 5V-Ausgänge, arbeitet mit einem 28V-Satellitenbus und ist für raue Umgebungen ausgelegt.
Der SA15-28 überzeugt mit beeindruckenden Spezifikationen wie einem Betriebstemperaturbereich von -55°C bis +125°C und einer Strahlentoleranz von bis zu 100 krad TID. Das kompakte Gerät wiegt nur 60 Gramm bei einem Volumen von 1,68 Kubikzoll und optimiert Größe, Gewicht und Leistung (SWaP). Der SF100-28 EMV-Filter unterstützt Leistungskonverter bis zu 100W und ist kompatibel mit Microchips bestehender SA50-Serie und dem SF200-Filter.
- New radiation-hardened power converter expands space-grade portfolio
- Flexible design allows customization of output voltage combinations
- Compatible with existing SA50 series and SF200 filter for enhanced versatility
- Off-the-shelf availability reduces manufacturing delays
- Scalable approach enables upgrades from COTS to space-qualified level
- None.
Microchip expands its space portfolio with the SA15-28 DC-DC power converter and companion SF100-28 EMI filter
CHANDLER, Ariz., June 26, 2025 (GLOBE NEWSWIRE) -- Traditional space applications have long required space-grade components to help ensure the success of missions. With over 60 years of space heritage, Microchip Technology (Nasdaq: MCHP) continues to broaden its space portfolio and today announces the SA15-28 off-the-shelf radiation-hardened DC-DC 15W power converter with a companion SF100-28 EMI filter that are designed to meet MIL-STD-461 specifications. This space-grade power device is a standard, non-hybrid DC-DC isolated power converter with a companion electromagnetic interference (EMI) filter that operates from a 28V satellite bus in harsh environments.
The SA15-28 is available with 5V triple outputs that are optimal for use with point-of-load converters and low-dropout linear regulators to power FPGAs and microprocessors (MPUs). The small-form-factor SA15-28 weighs 60 grams and is approximately 1.68 cu inch to optimize the Size, Weight and Power (SWaP) of the device. Microchip can customize the output voltage combinations upon request.
“Microchip’s space-grade portfolio with the new SA15-28 power converter and SF100-28 EMI filter allows our customers to customize and scale their space power systems to meet the specifications of their application,” said Leon Gross, corporate vice president of Microchip’s high-reliability and RF business unit. “The non-hybrid or discrete component-based construction is specifically designed to enable flexibility and faster time to market.”
The SF100-28 EMI noise suppression filter can be used with numerous power converters with a total output power of up to 100W. For added flexibility in space applications, the SA15-28 and SF100-28 are fully compatible with Microchip’s existing SA50 series of power converters and SF200 filter.
High reliability and performance are critical for power management solutions operating in harsh environments. The SA15-28 DC-DC power converter is designed to operate across a wide temperature range, from −55°C to +125°C, and offers radiation tolerance up to 100 krad TID.
By offering proven off-the-shelf devices, Microchip enables customers to confidently scale their designs and reduce manufacturing delays. This scalable approach enables customers to upgrade from Commercial-Off-The-Shelf (COTS) to space-qualified level or from Radiation-Hardened By Design (RHBD) to sub-QML packaging options in ceramic or plastic. To learn more about Microchip’s scalable space solutions, visit the web page.
Development Tools
The SA15-28 DC-DC power converter is supported by comprehensive analysis and test reports including worst-case analysis, electrical stress analysis and reliability analysis.
Availability
The SA15-28 DC-DC power converter and SF100-28 external EMI filter are now available to purchase. You can purchase directly from Microchip or contact a Microchip sales representative or authorized worldwide distributor.
Resources
High-res images available through Flickr or editorial contact (feel free to publish):
• Application image: www.flickr.com/photos/microchiptechnology/54585008300/sizes/l
About Microchip Technology:
Microchip Technology Inc. is a leading provider of smart, connected and secure embedded control and processing solutions. Its easy-to-use development tools and comprehensive product portfolio enable customers to create optimal designs which reduce risk while lowering total system cost and time to market. The company’s solutions serve over 100,000 customers across the industrial, automotive, consumer, aerospace and defense, communications and computing markets. Headquartered in Chandler, Arizona, Microchip offers outstanding technical support along with dependable delivery and quality. For more information, visit the Microchip website at www.microchip.com.
Note: The Microchip name and logo, the Microchip logo are registered trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. All other trademarks mentioned herein are the property of their respective companies.
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