High voltage DC/DC converters – non-isolated
The high input voltage DC/DC converter family offers unique solutions for converting high power variable voltages to a wide range of output voltages.
Operational characteristics :
- Ultra-high efficiency up to 96%.
- Wide range of input voltages:
- 9-20 V (NQ20); 9-40 V (NQ40); 9-60 V (NQ60); 9-90 V (NQ90)
- Buck or Buck/Boost mode available
- Maximum input/output currents up to 55 A
- Integrated input and output filtering
- Operating temperature from -40°C to +100°C
- Remote sensing and wide output voltage setting
- Protection/control features
- Input under voltage lockout (UVLO)
- Output current limiting (OCP) and short circuit protection
- Output overvoltage protection (OVP)
- Thermal shutdown (OTP)
- Output voltage adjustment
Isolated DC/DC converters
Operational characteristics :
- High efficiency up to 95%.
- Input voltage ranges from 9 V to 425 V
- Output power up to 600 W
- Fixed frequency switching, low output noise
- No minimum load required
- Full feature option on some models
- Industry standard pinout and footprint configurations
- Operating temperature -40ºC to +100ºC
- Output voltage setpoint ±1.0
- Output voltage ripple <1% of Vout (typ.) pk-pk
- Insulation voltage up to 4250 Vdc
Protection/control features :
- Input under voltage lockout
- Output current limiting and short-circuit protection
- Active reverse bias limiting to prevent damage to the converter in the event of external load induced pre-bias.
- Digital output current sharing (Half Brick Zeta only)
- Output overvoltage protection
- Thermal shutdown
- Adjustable output voltages
EMI filters for DC/DC converters
All EMI filters offer high levels of differential and common mode attenuation and include stabilising ground capacitors and damping resistors.
Operational characteristics :
- Low DC resistance
- Differential mode attenuation
- Common mode attenuation
- Ground capacitance provides input system stabilisation for downstream power converters.
- No electrolytic capacitors (all ceramic design)
- High voltage isolation between chassis and input/output
- Operating temperature: -40°C to +100°C
DC/DC Din-Rail converters
With their robust design, these DIN RAIL DC-DC converters are intended for all types of applications. They have a wide input range and are available from 15 to 600W.
DC/DC brick converter
Our CALEX DC-DC brick converters allow the conversion of an input voltage to an output voltage, with regulation and galvanic isolation. The form factors are standardized: ¼ brick; ½ brick and brick. Power ranges from a few watts to 600 W. The power brick solutions allow all the advantages of modular architecture, they are “plug and play” solutions allowing you to save design time and improving time to market. IF you use Vicor modules come and talk to us will find a better cost effective solution.
Rackmount DC/DC converter
Our range of rackmount DC-DC converters can meet high power requirements. They are modular solutions that fit into 19” racks or chassis, adapted to industrial environments requiring compact and robust mechanical integration. Power ratings can reach several kilowatts.
DC/DC converter Europe card
We offer a selection of integrated DC/DC converters in Euro-card format. This is a complete power supply unit with front panel (equipped with leds for signal control) and a heatsink. The Euro-card format is standardized. It is particularly recommended in industrial applications or for hard and severe environments.
DC/DC converter for printed circuit board
Our DC/DC converters provide voltage conversion or galvanic isolation up to 5200VDC. With buck, boost, or buck-boost technology, these electronic products comply with the specific standard EN60601 in the medical field or EN50155 in the railway field.
In through-hole or SMD mounting from 1W to 160W, they have a wide input range as well as several output voltages. Their efficiency is up to 92%.
non-isolated POL DC/DC converter
The non-insulated Point Of load DC-DC converters allow to obtain high currents as close as possible to the load and very high efficiencies. They are available from 6 to 30A.
Railway DC/DC converters
General specifications :
- Operating temperature -40°C to +100°C
- Output voltage setpoint ± 1.0% Output voltage ripple
- Output voltage ripple <1% of Vout (typ.) Pk-pk
- Switching frequency 240 – 350 kHz
- Output voltage setting range +10% to -20% / +10% to -50% (HZ only)
- Insulation voltage up to 3000 Vdc
- EN50155 compliance
- RIA 12 Compliance with external circuit Industry standard pinout configurations and standard footprints
Protection / control functions :
- Input undervoltage lockout
- Output current limit and short circuit protection
- Active back bias limit prevents damage to the converter
- Output overvoltage protection
- Thermal shutdown