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DC DC Converters – PCB Mount
Fixed input, unregulated pcb mount dc dc converters offer a simple, ultra low cost solution for the generation of additional power rails, where a regulated primary voltage is already available. Relec Electronics offer a wide range of very competitively priced, industry standard footprint, low power dc dc converters, now available as fully RoHS compliant products. Nearly all of the unregulated dc dc converters listed below are specified from -40 to +85 degrees centigrade and units with input to output isolation values of 1kV, 3kV, 6kV & 12kV are available as standard products, with many products available on a 4 week lead-time.
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URB_S-10WR3 Series
Input: 9-36V dc
Outputs 3V to 24V dc
Power: 10 Watt
Tamb: -40 to +85°C
Dims: 22.0 x 9.5 x 12.0mm (SIP8)
1500V Isolation -
URB_YMD-10WR3 Series
Input: 9-36V or 18-75V dc
Outputs 3V to 24V dc
Power: 10 Watt
Tamb: -40 to +85°C
Dims: 1" x 1" x 0.465"
1500V Isolation -
URB_ZP-10WR3 Series
Input: 9-36V or 18-75V dc
Outputs 3V to 24V dc
Power: 10 Watt
Tamb: -40 to +85°C
Dims: DIP24 - 32 x 20 x 10.80mm
1500V Isolation -
URB1D_LMD-10WR3 Series
Input: 40-160Vdc
Outputs 3V to 24V dc
Power: 10 Watt
Tamb: -40 to +85°C
Dims: 2" x 1" x 0.465"
2250V Isolation -
URE_LP-10WR3 Series
Input: 9-36V or 18-75V dc
Outputs: ±3V to ±24V dc
Power: 10 Watt
Tamb: -40 to +85°C
Dims: 2" x 1" x 0.465"
3000V Isolation -
URF_LP-10WR3 Series
Input: 9-36V or 18-75V dc
Outputs: 3V to 24V dc
Power: 10 Watt
Tamb: -40 to +85°C
Dims: 2" x 1" x 0.465"
3000V Isolation -
K78Uxx-500R3 Series
Input: 9.0-90Vdc
Outputs: 3 to 24Vdc
Power: 1.65-12 Watt
Tamb: -40 to +85°C
Dims: SIP3
Non isolated -
0RQB-15Y05 Series
Input: 14.5 to 154V dc
Outputs: 5Vdc
Power: 15 Watt
Tamb: -40°C to +105°C
Dims: 2.3 x 1.1 x 0.425"
2250V DC Isolation -
URB_YMD-15WR3 Series
Input: 9-36V or 18-75V DC
Outputs 3V to 24V DC
Power: 15 Watt
Tamb: -40 to +85°C
Dims: 1" x 1" x 0.465"
1500V Isolation -
K78_T-1000R3 Series
Input: 4.75-36Vdc
Outputs: 1 to 15Vdc
Power: 0.75-15 Watt
Tamb: -40 to +85°C
Dims: SMD10
Non isolated -
K78Lxx-1000R3 Series
Input: 6-36Vdc
Outputs: 3 to 15V dc
Power: 3.3-15 Watt
Tamb: -40 to +85°C
Dims: SIP3
Non isolated -
K78xxM-1000R3 Series
Input: 6.0-36Vdc
Outputs: 3 to 15V dc
Power: 3.3-15 Watt
Tamb: -40 to +85°C
Dims: SIP3
Non isolated -
K78xx-1000R3 Series
Input: 6-36Vdc
Outputs: 3 to 15V dc
Power: 3.3-15 Watt
Tamb: -40 to +85°C
Dims: SIP3 (90° pins optional)
Non isolated -
K78_MT-1000R4 Series
Input: 4.75-36Vdc
Outputs: 3 to 15V dc
Power: 3.30-15 Watt
Tamb: -40 to +85°C
Dims: 9.0 x 7.0mm DFN package
Non isolated -
URA_YMD-20WR3 Series
Input: 9-36V or 18-75V dc
Outputs ±5V to ±24V dc
Power: 20 Watt
Tamb: -40 to +85°C
Dims: 1" x 1"
1500V Isolation -
EC7BW18-72 Series
Input: 8.5-160V dc- Single range
Outputs: 5V to +/-24V dc
Power: 20 Watt
Tamb: -40°C to +105°C
Dims: 2.0" x 1.0" x 0.4"
3000V ac Isolation -
URF_LP-20WR3 Series
Input: 9-36V or 18-75V dc
Outputs: 3V to 24V dc
Power: 20 Watt
Tamb: -40 to +85°C
Dims: 2" x 1" x 0.465"
3000V Isolation -
URB_YMD-20WR3 Series
Input: 9-36V or 18-75V DC
Outputs 3V to 24V DC
Power: 20 Watt
Tamb: -40 to +105°C
Dims: 1" x 1" x 0.465"
1500V Isolation -
URH_LP-20WR3 Series
Input: 9-36V or 18-75V dc
Outputs: 3V to 24V dc
Power: 20 Watt
Tamb: -40 to +85°C
Dims: 2" x 1" - 50.8 x 25.4 x 12.0mm
5000V Isolation -
URB_LD-20WR3 Series
Input: 9-36V or 18-75V dc
Outputs: 3V to 24V dc
Power: 20 Watt
Tamb: -40 to +85°C
Dims: 2" x 1" x 0.465"
1500V Isolation -
URA_LD-20WR3 Series
Input: 9-36V or 18-75V dc
Outputs ±3V to ±24V dc
Power: 20 Watt
Tamb: -40 to +85°C
Dims: 2" x 1" x 0.465"
1500V Isolation -
URB1D_LD-20WR3 Series
Input: 40-160Vdc
Outputs 3V to 24V dc
Power: 20 Watt
Tamb: -40 to +85°C
Dims: 2" x 1" x 0.465"
2250V Isolation -
URF2428LP-700 (Constant current)
Input: 9-36V
Outputs: 0 to 28.5V dc
Power: 20 Watt (700mA constant current)
Tamb: -40 to +65°C
Dims: 2" x 1" x 0.465"
4200V Isolation -
0RQB-30Y05 Series
Input: 14.5 to 154V dc
Outputs: 5Vdc
Power: 30 Watt
Tamb: -40°C to +105°C
Dims: 2.3 x 1.45 x 0.59"
2250V dc isolation -
VRB_LD-30WR3 Series
Input: 18-36V or 36-75V dc
Outputs: 3V to 24V dc
Power: 30 Watt
Tamb: -40 to +80°C
Dims: 2" x 1" x 0.465"
1500V Isolation -
K78xx-2000R3 Series
Input: 6-36Vdc
Outputs: 3V3 to 15V dc
Power: 6.6-36 Watt
Tamb: -40 to +85°C
Dims: SIP3 (90° pins optional)
Non isolated -
URA_LD-30WR3 Series
Input: 9-36V or 18-75V dc
Outputs ±5V to ±24V dc
Power: 30 Watt
Tamb: -40 to +80°C
Dims: 2" x 1" x 0.465"
1500V Isolation -
AA Series
Input: 12V or 24V dc
Outputs: 1kV to 6kV
Power: up to 30 Watt
Tamb: -40°C to +65°C
Dims: 75.4 x 38.1 x 19.1mm -
URB_LD-30WR3 Series
Input: 9-36V or 18-75V dc
Outputs: 3V to 24V dc
Power: 30 Watt
Tamb: -40 to +85°C
Dims: 2" x 1" x 0.465"
1500V Isolation -
A Series
Input:12V dc
Outputs: up to 40kV
Power: up to 30 Watt
Tamb: -40°C to +65°C
Dims: 94 x 38.1 x 19.6mm -
K12T-6A Series
Input: 8.3 - 14Vdc
Outputs: 0.75 to 5V dc
Power: 0-36 Watt
Tamb: -40°C to +85°C
Dims: 20.30 x 11.40 x 6.60mm (SMD)
Non isolated - Industry standard footprint -
PVxx-27BxxR2 Series
Input: 100 to 1000Vdc
Output: 5 to 24Vdc
Power: 5 to 20W
Tamb: -40 to 70°C
Dims: 70 x 48 x 23.5mm
Isolation 4.0kV ac -
URF1D_LD-40WR3 Series
Input: 40-160Vdc
Outputs 3V to 48V dc
Power: 40 Watt
Tamb: -40 to +85°C
Dims: 2" x 1" x 0.465"
3000V Isolation -
ECLB-40W Series
Input: 9-36V or 18-75V dc
Outputs: 3V to +/-15V dc
Power: 40 Watt
Tamb: -40°C to +105°C
Dims: 2.05" x 1.2" x 0.4"
1500V dc Isolation -
SCM1101 Series
Input: 0 to 23V dc
Outputs: Any (Transformer dependent)
Power: 5 to 40 Watt
Tamb: -40°C to +125°C
Dims: MSOP-8
Highly integrated PWM controller
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K78xx-3AR3 Series
Input: 8 - 36V dc
Outputs: 3.3 - 15V dc
Power: 9.9 - 45 Watt
Tamb: -40 to +85°C
Dims: 32.15 x 14.85 x 9.05 mm
EN62368 approved -
K78Lxx3AR3 Series
Input: 8 - 36V dc
Outputs: 3.3 - 15V dc
Power: 9.9 - 45 Watt
Tamb: -40 to +85°C
Dims: 30.60 x 12.50 x 5.80 mm
EN62368 approved -
0RQB-50Y05 Series
Input:14.5 to 154V dc
Outputs: 5V & 12V dc
Power: 50 Watt
Tamb: -40°C to +105°C
Dims: 2.3 x 1.45 x 0.59"
3000V dc isolation -
VRB_LD-50W Series
Input: 18-36V or 36-75V dc
Outputs: 3V to 24V dc
Power: 50 Watt
Tamb: -40 to +85°C
Dims: 2" x 1" x 0.465"
1500V Isolation -
CQE50W Series
Input: 9-36V or 18-75V dc
Outputs: 5V to 48V dc
Power: 60 Watt
Tamb: -40°C to +100°C
Dims: Quarter Brick
3000V dc isolation -
CHB50W Series
Input: 9-36V or 18-75V dc
Outputs: 3V to 48V dc
Power: 50 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
UL / CE EN60950 Approved -
CQB50W12 Series
Input:14 to 160V dc
Outputs: 5V to 48V dc
Power: 50 Watt
Tamb: -40°C to +100°C
Dims: Quarter Brick
3000V dc isolation -
ECLB-60W Series
Input: 9-36V or 18-75V dc
Outputs: 3V to +/-15V dc
Power: 60 Watt
Tamb: -40°C to +105°C
Dims: 2.05" x 1.2" x 0.4"
1500V dc Isolation -
CQB60W-110S Series
Input: 43 to 160V dc
Outputs: 5V to 48V dc
Power: 60 Watt
Tamb: -40°C to +100°C
Dims: Quarter Brick
3000V dc isolation -
URB_LD-60WR3 Series
Input: 9-36V
Outputs: 5V to 24V dc
Power: 60 Watt
Tamb: -40 to +85°C
Dims: 2" x 1" x 0.465"
1500V Isolation -
CQB75-300S Series
Input: 180 to 425V dc
Outputs: 5V to 48V dc
Power: 75 Watt
Tamb: -40°C to +105°C
Dims: Quarter Brick
3000V AC Reinforced Isolation -
ECLB-75W Series
Input: 9-36V or 18-75V dc
Outputs: 3V to +/-15V dc
Power: 75 Watt
Tamb: -40°C to +105°C
Dims: 2.05" x 1.2" x 0.4"
1500V dc Isolation -
CQB75W8 Series
Input: 9 to 75V dc
Outputs: 12V to 48V dc
Power: 75 Watt
Tamb: -40°C to +105°C
Dims: Quarter Brick
3000V ac isolation -
K12T-10A/16A Series
Input: 8.3 - 14Vdc
Outputs: 0.75 to 5V dc
Power: 0-90 Watt
Tamb: -40°C to +85°C
Dims: 33.0 x 13.50 x 8.30mm (SMD)
Non isolated - Industry standard footprint -
CHB100W Series
Input: 9-36V or 18-75V dc
Outputs: 3V to 48V dc
Power:100 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
UL / CE EN60950 Approved -
CHB100-110S Series
Input: 66 to 160V dc
Outputs: 5V to 48V dc
Power: 100 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
3000Vrms isolation
UL / CE EN62368 Approved -
CQB100W Series
Input: 9-36V or 18-75V dc
Outputs: 3V to 48V dc
Power: 100 Watt
Tamb: -40°C to +100°C
Dims: Quarter Brick
1500V dc Isolation
Safety Meets IEC/EN/UL 62368-1 -
CQB100-110S Series
Input: 43 to 160V dc
Outputs: 5V to 24V dc
Power: 100 Watt
Tamb: -40°C to +100°C
Dims: Quarter Brick
3000V dc isolation -
LGA50D Series
Input: 7.5 - 14 Vdc
Outputs: 0.6 - 5.0Vdc
Power: 120 Watts
Temp: -40 to 85˚C
Dims: 25.4x12.7x12.2mm (1x0.5x0.48")
Designed to meet IEC62368-1 -
QP12W08S-37 IGBT Driver
Input: 15V dc
Outputs +15V & -9V dc
Power: 120 Watt peak
Tamb: -40 to +71°C
Dims: 52 x 26 x 10mm
3750V AC Isolation -
CQB150-110S Series
Input: 43 to 160V dc
Outputs: 5V to 48V dc
Power: 150 Watt
Tamb: -40°C to +100°C
Dims: Quarter Brick
3000V dc isolation -
CQB150W Series
Input: 9-36V or 18-75V dc
Outputs: 3V to 48V dc
Power: 150 Watt
Tamb: -40°C to +100°C
Dims: Quarter Brick
2250V dc Isolation -
CHB150W12 Series
Input: 14 to 160V dc
Outputs: 5V to 48V dc
Power: 150 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
3000Vac isolation -
CHB150W8 Series
Input: 9 to 75V dc
Outputs: 12V to 48V dc
Power: 150 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
1500Vdc isolation -
CQB150-300S Series
Input: 180 to 425V dc
Outputs: 5V to 48V dc
Power: 150 Watt
Tamb: -40°C to +100°C
Dims: Quarter Brick
3000V ac reinforced isolation
EN/UL62368-1 Approved -
CHB200W Series
Input: 9-36V or 18-75V dc
Outputs: 3V to 48V dc
Power: 200 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
UL / CE EN60950 Approved -
LGA80D Series
Input: 7.5 - 14 Vdc
Outputs: 0.6 - 5.2Vdc
Power: 200 Watts
Temp: -40 to 85˚C
Dims: 25.4x12.7x12.7mm (1x0.5x0.5")
Designed to meet IEC62368-1 -
CHB200W-110S Series
Input: 43 to 160V dc
Outputs: 5V to 48V dc
Power: 200 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
3000V dc isolation -
CHB200W12 Series
Input: 14 to 160V DC
Outputs: 12V to 48V DC
Power: 200 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
3000Vac Isolation -
KUB48 Series
Input: up to 75Vdc
Outputs: 12V to 24V dc
Power: 120/240W
Tamb: -40 to +85°C
Dims: Quarter brick package
Non isolated, Regulated output -
QMW Series
Input: 9-36V
Outputs: 12V dc
Power: 250 Watt
Tamb: -40°C to +105°C
Dims: Quarter Brick
2250V dc Isolation -
EBM Series
Input: 9 - 36V dc
Outputs: 5 - 24V dc
Power: 120 Watt
Tamb: -40°C to +85°C
Dims: 1/8th Brick
High Efficiency up to 92% -
CHB300-300S Series
Input: 180 to 425V dc
Outputs: 5V to 48V dc
Power: 300 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
3000V ac reinforced isolation
Safety Meets IEC/EN/UL 62368-1 -
CHB300W Series
Input: 9-36V or 18-75V dc
Outputs: 5V to 48V dc
Power: 300 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
Meets UL / CE EN60950 -
CHB300-110S Series
Input: 43 to 160V dc
Outputs: 5V to 48V dc
Power: 300 Watt
Tamb: -40°C to +100°C
Dims: Half Brick
3000V dc isolation -
MTW Series
Input: 9-36V
Outputs: 12V to 28V dc
Power: 360 Watt
Tamb: -40°C to +105°C
Dims: Half Brick
2250V dc Isolation -
MXW Series
Input: 9-36V
Outputs: 12V to 28V dc
Power: 500 Watt
Tamb: -40°C to +105°C
Dims: Half Brick
2250V dc Isolation -
CFB600-300S Series
Input: 180 to 425V DC
Outputs: 12V to 48V DC
Power: 600 Watt
Tamb: -40°C to +100°C
Dims: Full Brick
3000V AC Reinforced Isolation
Safety Meets IEC/EN/UL 62368-1 -
KUB4836EB Series
Input: 9 to 60V dc
Outputs: 0 - 60V dc (adjustable)
Power: 600W max
Tamb: -40 to +105°C
Dims: Eighth brick package
Non isolated, Regulated output -
CFB750-300S Series
Input: 200 to 425V DC
Outputs: 12V to 48V DC
Power: 750 Watt
Tamb: -40°C to +85°C
Dims: 4.60×2.40x0.50 inches
Fully Isolated 3000VAC
Safety Meets IEC/EN/UL 62368-1 -
FXW Series
Input: 9-36V
Outputs: 12V to 53V dc
Power: 1000 Watt
Tamb: -40°C to +105°C
Dims: Full Brick
2250V dc Isolation -
FXP Series
Input: 9-36V
Outputs: 12V to 53V dc
Power: 1000 Watt
Tamb: -40°C to +105°C
Dims: Full Brick
2250V dc Isolation
Parallel operation up to 2.8kW -
MBH Series
Input: 10-16V
Outputs: 28V dc
Power: 1000-2100 Watt
Tamb: -40°C to +95°C
Dims: 9.0" x 6.5" x 1.25"
Efficiency 97%
LET’S MAKE THIS EASY. CALL 01929 555 700
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