MGDM-150 Datasheet, PDF (7/17 Pages) List of Unclassifed Manufacturers – Hi-Rel DC/DC CONVERTER

5- Switching Frequency
Parameter
Switching frequency
Hi-Rel
MGDM-150 Low Input Series ^Grade
Conditions
Full temperature range
Ui min. to max.
No load to full load
Limit or typical
Nominal, fixed
Specifications
420 KHz
6- Isolation
Parameter
Electric strength test voltage
Isolation resistance
Conditions
Input to output
Input to case
Output to case
500 VDC
Limit or typical
Minimum
Minimum
Minimum
Minimum
Specifications
1.500 VDC / 1 min
1.500 VDC / 1 min
1.500 VDC / 1 min
100 MOhm
7- Protection Functions
Characteristics
Protection Device
Recovery
Limit or typical
Specifications
4
Input undervoltage lock-out (UVLO)
Turn-on, turn-off circuit
with hysteresis cycle
Automatic
recovery
Turn-on nominal
Turn-off nominal
See section 4
Input overvoltage lock-out (OVLO)
Turn-on, turn-off circuit
with hysteresis cycle
Automatic
recovery
Turn-on nominal
Turn-off nominal
See section 4
Output current limitation protection
(OCP)
Foldback current
limitation
Automatic
recovery
Maximum
110% of
output current
Output overvoltage protection (OVP)
Overvoltage protection
device with latch-up
Resetable
Typical
115% to 135%
of output
voltage
Over temperature protection (OTP)
Thermal device with
hysteresis cycle
Automatic
recovery
Maximum
115°C
8- Reliability Data
Characteristics
Mean Time Between Failure (MTBF)
According to MIL-HDBK-217F
Mean Time Between Failure (MTBF)
According to IEC-62380-TR
Conditions
Ground fixed (Gf)
Airborne, Inhabited,
Cargo (AIC)
Avionics Military Cargo
Temperature
Case at 40°C
Case at 85°C
Case at 40°C
Case at 85°C
/
Specifications
400.000 Hrs
130.000 Hrs
225.000 Hrs
82.000 Hrs
Consult factory
7
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