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MORNSUN Guangzhou Science & Technology Co.,Ltd.
VRB_LD-15WR2

VRB_LD-15WR2

Product catalog summary

Overview: The VRA(B)_LD-15WR2 & VRA(B)_LD-20WR2 series are DC/DC converters designed for wide voltage range input applications such as data transmission devices, battery power supply devices, telecommunication devices, distributed power supply systems, remote control systems, and industrial robot systems. These converters offer dual/single output with patent protection and RoHS compliance.

Key Features:

Wide input voltage range (2:1)
Efficiency up to 90%
Isolation voltage of 1.5K VDC
Protection against output over-voltage, over-current, and short circuit
Operating temperature range from -40℃ to +85℃
Six-sided metal shielding package
Compliance with CISPR22/EN55022 CLASS A and EN60950
International standard pin-out

Specifications:

Input Voltage: 12V, 24V, 48V with nominal ranges of 9-18V, 18-36V, and 36-75V respectively
Output Voltage: Options include ±5V, ±12V, ±15V, ±24V, 3.3V, 5V, 12V, 15V, 24V
Output Current: Varies by model, with maximums ranging from 313mA to 4000mA
Efficiency: Ranges from 84% to 90% depending on the model
Max Capacitive Load: Varies by model, with maximums ranging from 165µF to 18700µF

Input Specifications:

Input Current: Varies by model and load, with specific values provided for full load and no-load conditions
Reflected Ripple Current: 30mA for all input voltages
Input Impulse Voltage: Maximums of 25V, 50V, and 100V for 12V, 24V, and 48V inputs respectively
Input Filter: Pi filter

Output Specifications:

Output Voltage Accuracy: ±1% to ±3% for positive output, ±0.5% to ±1% for dual output balance
Line and Load Regulation: ±0.2% to ±0.5% for line regulation, ±0.5% to ±1% for load regulation
Ripple & Noise: 70mV to 100mV p-p
Over-voltage and Over-current Protection: Specific thresholds provided for each output voltage

General Specifications:

Isolation Voltage: 1500 VDC
Operating Temperature: -40℃ to +85℃
Storage Temperature: -55℃ to +125℃
MTBF: 1000 K hours at 25℃

Physical Specifications:

Casing Material: Aluminum alloy
Dimensions: Vary by package type and presence of heat sink
Weight: Varies by package type and presence of heat sink

EMC Specifications:

EMI: Compliance with CISPR22/EN55022 CLASS A/B
EMS: Compliance with IEC/EN61000 standards for ESD, RS, EFT, Surge, CS, and voltage dips

Design Reference:

Typical application circuits provided for reducing input and output ripple
EMC solution-recommended circuit and PCB layout guidelines
Trim application and resistance calculation formulas provided

Additional Notes:

Modules should not be connected in parallel to increase power
Product customization services are available
Specifications are subject to change without notice

Catalog excerpts

DC/DC ConverterVRA(B)_LD-15WR2 & VRA(B)_LD-20WR2 Series 15W&20W, wide input isolated & regulated dual / single output DC/DC converter FEATURES • Wide range of input voltage (2:1) • Efficiency up to 90% • Isolation voltage : 1.5K VDC • Output over-voltage, over-current and short circuit protection • Operating temperature range: -40C to +85C • Six-sided metal shielding package • Meet CISPR22/EN55022 CLASS A • A2S (wring mounting) and A4S (35mm rail mounting) products featuring anti-reverse connection for input • Meet EN60950 • International standard pin-out Patent Protection RoHS <€ VRA(B)_LD-15WR2 & VRA(B)_LD-20WR2 series are applied to wide voltage range input situation such as data transmission device, battery power supply device, telecommunication device distributed power supply system, remote control system, industrial robot system etc. MORNSUN GUANGZHOU 5CIGNCG & TGCHNOLOGY CO.,LTD. MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyrig

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Note: ©Series with suffix "H" are heat sink mounting; series with suffix "A2S" are chassis mounting, with suffix "A4S" are DIN-Rail mounting, for example VRB2405LD-20WHR2A2S is chassis mounting of with heat sink,VRB2405LD-20WR2A4S is DIN-Rail mounting of without heat sink;If the application has a higher requirement for heat dissipation, you can choose modules with heat sink; ©Absolute maximum rating without damage on the converter, but it isn't recommended; ©The efficiency of A2S (wiring type) and A4S (rail type) products is 2% lower than the above-mentioned value due to the reverse connection...

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DC/DC Converter VRA(B)_LD-15WR2 & VRA(B)_LD-20WR2 Series Output Specifications Note: *Ripple and noise are measured by "parallel cable" method, please see DC-DC Converter Application Notes for specific operation. General Specifications MORNSUN GUANGZHOU SCIENCE & TECHNOLOGY CO.,LTD. MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation

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MORNSUN® Vibration Physical Specifications Product Characteristic Curve 120 0 100 80 o 60 40 o 20 0 -40 0 40 6570 85 120 Operating TemperatureOC) Efficiency Vs Output Load(Vin=Vin-nominal) Output Current Percentage (%) MORNSUN GUANGZHOU 5CIGNCG & TGCHNOLOGY CO.,LTD. MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation

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DC/DC ConverterVRA(B)_LD-15WR2 & VRA(B)_LD-20WR2 Series Design Reference 1. Typical application All the DC/DC converters of this series are tested according to the recommended circuit (see Fig. 2) before delivery. If it is required to further reduce input and output ripple, properly increase the input & output of additional capacitors Cin and Cout or select capacitors of low equivalent impedance provided that the capacitance is no larger than the max. capacitive load of the product. Parameter description EMC solution-recommended circuit PCB layout MORNSUN GUANGZHOU 5CIGNCG & TGCHNOLOGY CO.,LTD....

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DC/DC ConverterVRA(B)_LD-15WR2 & VRA(B)_LD-20WR2 Series1 .Application of Trim and calculation of Trim resistance Calculation formula of Trim resistance: Vo'-Vref Vref Note: Leave open if not used. Rt: Resistance of Trim. a: User-defined parameter, no actual meanings. Applied circuits of Trim (Part in broken line is the interior of models) MORNSUN GUANGZHOU SCIENCE & TECHNOLOGY CO.,LTD. MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation

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DC/DC Converter VRA(B)_LD-15WR2 & VRA(B)_LD-20WR2 Series A2S Wiring Package Dimensions(without heatsink) MORN5UN GUANGZHOU SCIENCE & TGCHNOLOGY CO.,LTD. MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation

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Front View MORNSUN GUANGZHOU SCIENCE & TECHNOLOGY CO.,LTD. MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation

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THIRD ANGLE PROJECTION Front View Notes: 1. Packing information please refer to Product Packing Information which can be downloaded from www.mornsun-power.com. Horizontal Packing Bag Number: 58200035(without heatsink),58200051(with heatsink), A2S/A4S Packing Bag Number: 58220022; 2. Recommend to use module with more than 5% load, if not, the ripple of the product may exceeds the specification, but does not affect the reliability of the product; 3. The recommended unbalance degree of the dual output module load is =S±5%; if the degree exceeds ±5%, than the product performance cannot be guaranteed...

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VRB_LD-15WR2

VRB_LD-15WR2

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