Model LTC4226 enables safe board insertion into live 4.5 to 44 V backplanes. It controls external N-channel MOSFETs to gently power up the board, avoiding sparks, connector damage and system glitches. Each supply is equipped with an electronic circuit breaker and a higher current limit with three selectable levels. It offers a compact solution for hot plugging two supplies.

Linear Technology Corp.
408-432-1900
www.linear.com