Roboteq offers a range of dual-channel DC motor controllers. All our products share a common technology platform and differ mostly in current handling range and the type of enclosure. The table below shows the differences between the various product families. Each family includes further variant that you can explore by clicking on the product link.

	HDC2450	VDC2450	MDC2250	LDC2250	LDC1450	SDC2130	SDC1130
Product Info
Datasheet	.	.	.	.	.	.	.
Power Stage
Operating Voltage	10V to 50V		7V to 30V or 50V	10V to 30V or 50V		7V to 30V or 50V	10V to 30V
Number of Channels	2 motor channels. (single channel, double current versions available)				1 motor	2 motor ch. (single ch., double current versions)	1 motor
Max Current	2 x 150A		2 x 60A		1 x 120A	2 x 20A	1 x 40A
Surge Current	>250A		>200A	>150A	>250A	>50A	>100A
Current Limiting	User presettable
ON Resistance	3 mOhm		6 mOhm		3 mOhm	20 mOhm	5 mOhm
Synchronous Rectification	Yes - Allows regenerative braking
Temperature protection	Automated power output reduction starting at 70o C heat sink temperature
Voltage protection	Programmable Levels
Power Wiring	AWG8 Wires		FastOn Tabs			Screw Terminals
Command
R/C Inputs	1.0ms - 1.5ms center - 2ms, Adjustable
Serial Interface	RS232. 115Kb					RS232 & TTL 115Kb
USB Interface	Yes. 12Mbit/s	No	Yes. 12Mbit/s	No		Yes. 12Mbit/s	No
CAN Interface	Yes	No	No	No		Yes (SDC2150N, SDC2150NS)	No
Analog Interface	0V - 5V programmable range			0V - 2.5V center - 5V		0V - 5V programmable range
Input Corrections	Ch1 & Ch2 mixing for tank steering. Programmable deadband. Exponent & Logarithmic command curves.
Input/Outputs
Optical Encoder Inputs	Yes	No	Yes	No	Yes
RC Outputs	No
Analog Inputs & Res	up to 11, 10-bit	up to 4, 10-bit		4 inputs, 8-bit	up to 6, 10-bit	up to 4, 10-bit
Digital Outputs	8 outputs, 24V 1A max	2 outputs, 24V 1A max	2 outputs, 24V 1.5A max				2 outputs, 24V 1A max
Digital Inputs	up to 20	up to 6
5V Supply Output	Yes. For Radio or other devices
Operating Modes
Open Loop Speed	Forward & Reverse Speed Control. Separate or Mixed
Closed Loop Speed	Yes
Position Mode	Yes
Controller Configuration	Jumper-less using PC utility
Custom Scripting Language	Yes
Physical
Enclosure	Extruded aluminum enclosure		Unenclosed, board level
Power Wiring	AWG8 Flying Wires		FastOn Tabs			Screw Terminals
Dimensions	5.5" (140mm) wide x 1.6" (40mm) tall x 9" (228mm) long including mounting brackets.		4.2" (107mm) wide x 5.5" (140mm) long 1.2" (30mm) tall	4.2" wide (106mm) 6.75" long (172mm) 1.2" tall (30mm)	5.5" (140mm) wide 4.45" (113mm) long 0.78" tall (20mm)	2.6" (70mm) wide 2.6" (70mm) long 0.75" tall (19mm)
Weight	3.3lbs (1.5kg)		7.0oz (200g)	7.5oz (212g)	3.5 oz (100g)	2.8oz (80g)
	HDC2450	VDC2450	MDC2250	LDC2250	LDC1450	SDC2130	SDC1130