Electrical Power Solutions: Interpoint® SMFL Series™
Electrical Power Solutions: Interpoint® SMFL Series™
Interpoint® SMFL Series™ 28 volt DC-DC converters
Application: Space
Features
- Radiation tolerant space DC-DC converter
- Single event effects (SEE) LET performance to 86 MeV cm 2 /mg
- Total ionizing dose (TID) guaranteed per MIL-STD-883 method 1019, radiation hardness assurance (RHA) P = 30 krad(Si), L = 50 krad(Si), R = 100 krad(Si)
- 50 - 300 rad(Si)/sec dose rate (Condition A)
- 10 mrad(Si)/sec dose rate (Condition D)
- Parallel up to 3 converters—maximum recommended power is 80% of the total available power.
- Operating temperature -55°C to +125°C
- Qualified to MIL-PRF-38534 Class H and K
- Input voltage range 16 to 40 volts
- Transient protection up to 80 volts for 50 ms
- Converter will shut down at an input voltage above approximately 45 volts
- Fully isolated, magnetic feedback
- Fixed high switching frequency
- Remote sense and output trim on single output models
- Primary and secondary inhibit function
- Synchronization input and output
- Indefinite short circuit protection
- High power density with up to 85% typical efficiency
| Model | Nominal Input Voltage | Input Voltage Range | Number of Outputs | Output Voltage | Total Output Power (W) | Auxiliary Output Voltage | Auxiliary Output Power | Typical Efficiency |
|---|---|---|---|---|---|---|---|---|
| Model: SMFL283R3S | Nominal Input Voltage: 28 | Input Voltage Range: 16-40 | Number of Outputs: 1 | Output Voltage: 3.3 | Total Output Power (W): 40 | Auxiliary Output Voltage: | Auxiliary Output Power: | Typical Efficiency: 73 |
| Model: SMFL2805S | Nominal Input Voltage: 28 | Input Voltage Range: 16-40 | Number of Outputs: 1 | Output Voltage: 5 | Total Output Power (W): 50 | Auxiliary Output Voltage: | Auxiliary Output Power: | Typical Efficiency: 78 |
| Model: SMFL2812S | Nominal Input Voltage: 28 | Input Voltage Range: 16-40 | Number of Outputs: 1 | Output Voltage: 12 | Total Output Power (W): 60 | Auxiliary Output Voltage: | Auxiliary Output Power: | Typical Efficiency: 84 |
| Model: SMFL2815S | Nominal Input Voltage: 28 | Input Voltage Range: 16-40 | Number of Outputs: 1 | Output Voltage: 15 | Total Output Power (W): 65 | Auxiliary Output Voltage: | Auxiliary Output Power: | Typical Efficiency: 84 |
| Model: SMFL2805D | Nominal Input Voltage: 28 | Input Voltage Range: 16-40 | Number of Outputs: 1 | Output Voltage: 15 | Total Output Power (W): 50 | Auxiliary Output Voltage: -5 | Auxiliary Output Power: 35 | Typical Efficiency: 78 |
| Model: SMFL2812D | Nominal Input Voltage: 28 | Input Voltage Range: 16-40 | Number of Outputs: 2 | Output Voltage: 12 | Total Output Power (W): 60 | Auxiliary Output Voltage: -12 | Auxiliary Output Power: 42 | Typical Efficiency: 84 |
| Model: SMFL2815D | Nominal Input Voltage: 28 | Input Voltage Range: 16-40 | Number of Outputs: 2 | Output Voltage: 15 | Total Output Power (W): 65 | Auxiliary Output Voltage: -15 | Auxiliary Output Power: 45.5 | Typical Efficiency: 85 |