PH-S Series Simple function, high power DC-DC converters Low Cost High Density Simple Or Full Function Modules Wide Range Input Output Adjustment Capability Remote On/off Fixed Switching Frequency International Safety Approvals Parallel Operation Remote Sense   PH-F Series Full function, high power DC-DC converters Low Cost High Density Simple Or Full Function Modules Wide Range Input Output Adjustment Capability Remote On/off Fixed Switching Frequency International Safety Approvals Parallel Operation Remote Sense