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7
Hi-Rel
Grade
MGDM-04 Series
Gaia Converter FC97-008.08/06 Revision N
©
4
4- Switching Frequency
6- Protection Functions
Characteristics
Protection Device
Recovery
Limit or typical
Specifications
Output short circuit protection (SCP)
Hiccup circuitry with
auto-recovery
Automatic
recovery
Permanent
See section 11
Output overvoltage protection (OVP)
Zener clamp
/
Maximum
Maximum
Maximum
Maximum
For 3.3v : 4v
For 5v : 6v
For 12v : 14v
For 15v : 17v
7- Reliability Data
Parameter
Conditions
Limit or typical
Specifications
Switching frequency
Full temperature range
Ui min. to max.
No load to full load
Nominal, fixed
480 KHz for single & bi
output models
400 KHz for triple output
models
5- Isolation
Characteristics
Conditions
Temperature
Specifications
Mean Time Between Failure (MTBF)
According to MIL-HDBK-217F
Ground fixed (Gf)
Case at 40°C
Case at 85°C
1.650.000 Hrs
645.000 Hrs
Airborne, Inhabited,
Cargo (AIC)
Case at 40°C
Case at 85°C
900.000 Hrs
350.000 Hrs
Mean Time Between Failure (MTBF)
According to IEC-62380-TR
Avionics Military Cargo
/
Consult factory
Parameter
Conditions
Limit or typical
Specifications
Electric strength test voltage
Input to output
Minimum
1.500 VDC / 1 min
Electric strength test voltage between
outputs (for dual and triple outputs)
Output to output
Minimum
No isolation
Isolation resistance
500 VDC
Minimum
100 MOhm