description
The smsa series™ of high frequency dC/dC converters offers a new standard of performance for low power, space qualified DC/DC converters. smsa converters provide up to 5 watts output power over the full military temperature range of -55°C to +125°C with up to 76% efficiency. Thick-film hybrid techniques provide military/aerospace reliability levels and optimum miniaturization. The hermetically sealed case is only 1.075 by 1.075 inches — with a height of only 0.270 inches. Power density for the smsa series converters is 16 watts per cubic inch. The smsa series’ small size, light weight, and hermetically sealed metal packages make them ideal for use in space, military, aerospace and other high reliability applications.

FEATUREs
small size, 1.075 inches (27.31 mm) square
• operating temperature -55° to +125°C
• Qualified to mil-PRF-38534 Class H and K
• Radiation hardness assurance (RHa) to level R 100 kRad(si)
• input voltage range 16 to 40 VdC
• Transient protection 50 V for 120 ms
• Fully isolated, magnetic feedback
• Fixed high frequency switching
• inhibit function
• indefinite short circuit protection
• High power density, 76% efficiency