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DC-DC Converters

Isolated DC / DC Converter

Isolated DC / DC Converter
The 56500 is a radiation compliant isolated DC-DC converter designed for demanding satellite and spacecraft power distribution systems. It is fully characterized for expected radiation environments.
Product Family DC-DC Converter
Number of Outputs 3
Package 24 Pin Metal
Screening Prototype
VIN 100V
VOUT 5V; ±12V


· Radiation Tolerant Non-Isolated DC-DC Point of Load Power Converter
TID 100k rad(Si) @ 50-300 rad(Si)/s
ELDRS TID 50K rad (Si) @ ≤ 10mrad(Si)/s
SET LET 86.4 MeV/mg/cm2
· Input Voltage Range 3.0 to 5.5 VDC
· High efficiency up to 93%
· 3.3V input; with output externally trimmed between 0.8 to 1.8V
· 5.0V input; with output externally trimmed between 0.8 to 3.3V
· Maximum 6 Amps with internal over-current protection
· Power good signal
· Programmable soft start
· Two or more converters synchronize for out-of-phase operation
· Wide case temperature range -55°C to +125C; extended temperature to 175°C
· Test points provided to measure gain and phase margins


· Satellite/Space Systems
· Military/High Reliability Systems
· High Temperature Downhole Tools
· FPGA, DSP, microcontroller power


Models & Simulations