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  • VDD series | DC power supply Rackmount | Matsusada Precision
  • VDD series | DC power supply Rackmount | Matsusada Precision

Programmable DC-DC Converter

Suitable for R&D of next-generation energy systems such as Solar cell and Smart house.

  • Max Voltage: 6V to 650V
  • Max Current: 1.5A to 600A
  • Max Power: 0.8kW to 5kW
  • Low noise switching method

Programmable DC-DC converter with multi-function and excellent operability

VDD series are high power and variable output DC-DC converters which can be operated on DC.
Because the DC operation, VDD is most suitable for many applications.
For example, it is the best choice for R&D of next-generation energy systems and anti-disaster measure systems, such as Smart house in which electricity is supplied as DC mutually between home rechargeable batteries and EVs, and Voltage adjustment when driving DC electronic equipment by emergency large rechargeable batteries.
Furthermore, you can install VDD into your system easily because it is equipped with various digital interfaces such as LAN and USB. *

  • Adaptors will be needed additionally. And, -LGob option will be needed if it will be used under specific condition.

Features and Benefits

  • Compact and high power 0.8kW to 5kW
  • Ideal for research and development with low noise switching method.
  • Wide input voltage is available.
  • Various operations by connecting multiple power supplies, such as master/slave, is possible.
  • VOL adopt Large four-digit monitor display for both voltage and current, which contributes to precise monitoring with better recognition.
  • Operability and safety are improved with new features of key-lock function and acceleration rotary encoder, that increment will vary by speed of rotation.

High power up to 5kW in 2U. | VDD series | DC power supply Rackmount | Matsusada Precision

Models

Model Output Input Voltage
Voltage Current Power Standard Option
VDD6-133 0 to 6 V 0 to 133 A 800 W 90 Vdc to 350 Vdc
VDD6-266 0 to 266 A 1600 W 180 Vdc to 420 Vdc
VDD6-500 0 to 500 A 3000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD8-240 0 to 8 V 0 to 240 A 1900 W 180 Vdc to 420 Vdc
VDD8-600 0 to 600 A 4800 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD10-90 0 to 10 V 0 to 90 A 900 W 90 Vdc to 350 Vdc
VDD10-180 0 to 180 A 1800 W 180 Vdc to 420 Vdc
VDD10-300 0 to 300 A 3000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD10-500 0 to 500 A 5000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD15-60 0 to 15 V 0 to 60 A 900 W 90 Vdc to 350 Vdc
VDD15-100 0 to 100 A 1500 W 180 Vdc to 420 Vdc
VDD15-133 0 to 133 A 2000 W 180 Vdc to 420 Vdc
VDD15-200 0 to 200 A 3000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD15-333 0 to 333 A 5000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD20-50 0 to 20 V 0 to 50 A 1000 W 90 Vdc to 350 Vdc
VDD20-100 0 to 100 A 2000 W 180 Vdc to 420 Vdc
VDD20-150 0 to 150 A 3000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD20-250 0 to 250 A 5000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD30-33 0 to 30 V 0 to 33 A 1000 W 90 Vdc to 350 Vdc
VDD30-66 0 to 66 A 2000 W 180 Vdc to 420 Vdc
VDD30-100 0 to 100 A 3000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD30-166 0 to 166 A 5000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD35-28 0 to 35 V 0 to 28 A 1000 W 90 Vdc to 350 Vdc
VDD35-57 0 to 57 A 2000 W 180 Vdc to 420 Vdc
VDD35-85 0 to 85 A 3000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD35-142 0 to 142 A 5000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD45-22 0 to 45 V 0 to 22 A 1000 W 90 Vdc to 350 Vdc
VDD45-44 0 to 44 A 2000 W 180 Vdc to 420 Vdc
VDD45-66 0 to 66 A 3000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD45-110 0 to 110 A 5000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD60-16.6 0 to 60 V 0 to 16.6 A 1000 W 90 Vdc to 350 Vdc
VDD60-33.3 0 to 33.3 A 2000 W 180 Vdc to 420 Vdc
VDD60-50 0 to 50 A 3000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD60-83 0 to 83 A 5000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD80-12.5 0 to 80 V 0 to 12.5 A 1000 W 90 Vdc to 350 Vdc
VDD80-25 0 to 25 A 2000 W 180 Vdc to 420 Vdc
VDD80-37 0 to 37 A 3000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD80-62 0 to 62 A 5000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD100-10 0 to 100 V 0 to 10 A 1000 W 90 Vdc to 350 Vdc
VDD100-20 0 to 20 A 2000 W 180 Vdc to 420 Vdc
VDD100-30 0 to 30 A 3000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD100-50 0 to 50 A 5000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD150-6.6 0 to 150 V 0 to 6.6 A 1000 W 90 Vdc to 350 Vdc
VDD150-13.3 0 to 13.3 A 2000 W 180 Vdc to 420 Vdc
VDD150-20 0 to 20 A 3000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD150-33 0 to 33 A 5000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD200-5 0 to 200 V 0 to 5 A 1000 W 90 Vdc to 350 Vdc
VDD200-10 0 to 10 A 2000 W 180 Vdc to 420 Vdc
VDD200-15 0 to 15 A 3000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD200-25 0 to 25 A 5000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD300-3.3 0 to 300 V 0 to 3.3 A 1000 W 90 Vdc to 350 Vdc
VDD300-6.6 0 to 6.6 A 2000 W 180 Vdc to 420 Vdc
VDD300-10 0 to 10 A 3000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD300-16.6 0 to 16.6 A 5000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD500-2 0 to 500 V 0 to 2 A 1000 W 90 Vdc to 350 Vdc
VDD500-4 0 to 4 A 2000 W 180 Vdc to 420 Vdc
VDD500-6 0 to 6 A 3000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD500-10 0 to 10 A 5000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD600-1.66 0 to 600 V 0 to 1.66 A 1000 W 90 Vdc to 350 Vdc
VDD600-3.3 0 to 3.3 A 2000 W 180 Vdc to 420 Vdc
VDD600-5 0 to 5 A 3000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD600-8.3 0 to 8.3 A 5000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD650-1.5 0 to 650 V 0 to 1.5 A 1000 W 90 Vdc to 350 Vdc
VDD650-3 0 to 3 A 2000 W 180 Vdc to 420 Vdc
VDD650-4.6 0 to 4.6 A 3000 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc
VDD650-7.6 0 to 7.6 A 4900 W 250 Vdc to 350 Vdc 350 Vdc to 420 Vdc

Functions

Key Lock Function

Lock all front panel operationto prevent erroneous operation.
(emergency stop by power switch is still valid.)

Key Lock Function|Rack Mount DC Power Supplies| Matsusada Precision

Dual Tracking, Multiple Outputs

Dual tracking control, which enables both positive and negative outputs simultaneously in master slave operation, is possible. Multi outputs and various versatile operations are also possible by combining above dual tracking control and slave local mode.
Positive and negative output (+V, -V) of dual tracking control and set output voltage of slave local mode can be output simultaneously by turning on the master unit.

Dual Tracking

Dual Tracking | Rack Mount DC Power Supplies | Matsusada Precision

Multiple Outputs

Multiple Outputs | Rack Mount DC Power Supplies | Matsusada Precision

Digital interface

Enable digit control via LAN/USB/RS-232C/RS-485/GPIB as well as one control with Master/Slave.

Master/slave

One-control on local in parallel is enabled up to 16 units with master/slave operation

One-control | Rack Mount DC Power Supplies | Matsusada Precision

When noisy environment is presumed, the following -LGob option (optical inter face) is required.

Adapters (separately sold)

To use the digital interface, you need to prepare an digital interface adapter separately.
The following interface adapters are available according to the communication method of your controller port.

Adapter for LAN: CO-E32m

Total 16 units can be connected to one CO-E32m.
LAN cable is not provided.

Adapter for LAN: CO-E32m |Rack Mount DC Power Supplies | Matsusada Precision

Adapter for USB: CO-U32m

Total 16 units can be connected to one CO-U32m.
USB cable is not provided.

Adapter for USB: CO-U32m |Rack Mount DC Power Supplies | Matsusada Precision

Adapter for RS-232C (9 pin): CO-MET2-9
Adapter for RS-232C (25 pin): CO-MET2-25
Adapter for RS-485 (25 pin): CO-MET4-25

[Dsub⇔Modular jack] Total 16 units can be connected.

Adapter for RS-232C: CO-MET2-9 |Rack Mount DC Power Supplies | Matsusada Precision

Adapter for GPIB: CO-G32m

Total 16 units can be connected to one CO-G32m.
GPIB cable is not provided.

Adapter for GPIB: CO-G32m |Rack Mount DC Power Supplies | Matsusada Precision

(A) CO-M cable
A two-meter cable is provided in each unit without interface option. If you need a longer cable, please consult with our sales staff.

External Analog Remote Control

External output ON/OFF

Output can be turned ON/OFF by relay or TTL signal.
Logic of OUTPUT can be made reverse.

 | VDD series | DC power supply Rackmount | Matsusada Precision

Remote sensing

Prevents voltage drop down (VO-VL) due to resistance (R) or deterioration of stability by contact resistance.

 | VDD series | DC power supply Rackmount | Matsusada Precision

Remote/Local change

As for the output voltage control, output current control, the remote/local mode can be individually switched by relay or TTL signal.

 | VDD series | DC power supply Rackmount | Matsusada Precision

Output control (Voltage, Current)

 | VDD series | DC power supply Rackmount | Matsusada Precision

Output Monitor (Voltage, Current)

 | VDD series | DC power supply Rackmount | Matsusada Precision

Status Output

 | VDD series | DC power supply Rackmount | Matsusada Precision

Common is floating in open collector output of common.
Withstand voltage 30 Vdc, sink current 5 mA or less.

Various Digital Control Functions

Control function Output ON/OFF setting
Status output (fault/output/OVP/ UVL/OTP/DCF/Sense connection reversely/Interlock)
Maximum 16 units (-LGob models: 32 units) digital control
One control function for multiple units
Write function Output voltage setting/Output current setting, Percent mode, Voltage Current value mode
OVP setting/UVL setting, Percent mode, Voltage Current value mode
Reading function Output voltage reading/Output current reading, Percent mode, Voltage Current value mode
Output voltage setting/Output current setting, Percent mode, Voltage Current value mode
OVP setting/UVL setting, Percent mode, Voltage Current value mode

Note: Minimum value of each model is the same as the minimum display of the front panel meter.

Specifications

For details, download the datasheet below.

Options

-LEt: LAN Interface Board *1 *2
Enable digital control via LAN
Hub shall be required between VDD and computer when control multiple VDD.
LAN Interface Board
-LGob: Optical Interface Board *1 *2
With optical communication, isolation control is performed. As complete isolation is performed by means of optical fiber, this enables advance prevention of erroneous operation involved with transient phenomenon caused by surges, inductive lightning, external noise, etc.
  • -LGob: Optical interface board + optical cable 2 meters
  • -LGob(Fc5): Optical interface board + optical cable 5 meters
  • -LGob(Fc10): Optical interface board + optical cable 10 meters
  • -LGob(Fc20): Optical interface board + optical cable 20 meters
  • -LGob(Fc40): Optical interface board + optical cable 40 meters

Select the optional optical interface board (-LGob) when using this DC power supply under the following conditions.

  • Noisy environment including factories (Example: Motors or coils are used near power supplies and loads).
  • Using with high voltage floating (more than 250 V)
  • Installation distance of 2 meters or more between the DC power supply and a controller such as a computer, laptop, or Programmable Logic Controller (PLC).

Adapters (separately sold)

An adapter is required separately, when using the Adapter.
The following adapters are available according to the connection method between PC and sequencer.

Adapter for LAN: CO-E32

Total 32 units can be connected to one CO-E32.
LAN cable is not provided.

Adapter for LAN: CO-E32m | Rack Mount DC Power Supplies | Matsusada Precision

Adapter for USB: USB-OPT

Total 32 units can be connected to one USB-OPT.
USB cable is not provided.

Adapter for USB: CO-U32m | Rack Mount DC Power Supplies | Matsusada Precision

Adapter for RS-232C (9 pin): CO-OPT2-9
Adapter for RS-232C (25 pin): CO-OPT2-25
Adapter for RS-485 (25 pin): CO-OPT4-25

Total 32 units can be connected.

Adapter for RS-232C: CO-MET2-9< | Rack Mount DC Power Supplies | Matsusada Precision

Adapter for GPIB: CO-G32

Total 32 units can be connected to one CO-G32.
GPIB cable is not provided.

Adapter for GPIB: CO-G32m | Rack Mount DC Power Supplies | Matsusada Precision

(B) Optical fiber cable
As of models with -LGob option, a two-meter cable is provided in each model. If you need a longer cable, please consult us from here.
-LEt: USB Interface Board *1 *2
Enable digital control via USB
USB hub shall be required between VDD and computer when control multiple VDD.
LAN Interface Board | Rack Mount DC Power Supplies | Matsusada Precision
-L(Mc0.5), -L(Mc0.15): Communication cable length change *2
Change length of CO-M cable to 0.5-meter and 0.15-meter long. (Only either can be selected.)
-L(400V): Input voltage 400V
Please see models
  1. If you select this option, standard digital interface and master-slave function will not be equipped. Also, please see the CO series datasheet for detail of function of digital interface function.
  2. These options cannot be selected together. Only one of each can be selected.

How to Order

When ordering, suffix the following option mark to the model number.
[Example] VDD6-133-L(Mc0.5), VDD350-18-LGob(Fc20), VDD650-7.6-LUs1(400V)
(alphabetical, input voltage order)

Dimensions

For details, download the datasheet below.

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