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Jrk 21v3 USB Motor Controller with Feedback

Pololu item #: 1392
Brand: Pololu supply outlook
Status: Not Recommended for New Design 
RoHS 3 compliant

Price break Unit price (US$)
1 74.95
5 68.95
25 63.44


backorders allowed

The Jrk 21v3 motor controller is a highly configurable brushed DC motor controller that supports four interface modes: USB, logic-level serial, analog voltage, and hobby radio control (RC). The controller can be used with feedback for closed-loop speed or position control, or it can be used without feedback as an open-loop speed control. The continuous output current is approximately 3 A in the recommended operating range of 8 V to 28 V, with derated performance down to 5 V and transient protection to 40 V. This version ships with 三级全黄app播放 included but not soldered in, allowing for custom installations.

Alternatives available with variations in these parameter(s): version Select variant…

 Description Specs (16) Pictures (23) Resources (11) FAQs (2) On the blog (4) аⅴ天堂中文在线网 (13) 

Dimensions

Size: 1.35" x 1.35" x 0.4"1
Weight: 0.23 oz

General specifications

Motor driver: MC33926
Motor channels: 1
Control interface: USB; non-inverted TTL serial;
RC servo pulses; analog voltage2
Minimum operating voltage: 5 V
Maximum operating voltage: 28 V
Continuous output current per channel: 3 A
Peak output current per channel: 5 A
Current sense: 0.5 V/A3
Maximum PWM frequency: 20 kHz
Minimum logic voltage: 4 V4
Maximum logic voltage: 5 V
Reverse voltage protection?: Y
Partial kit?: Y
Version: original 21v3 (28 V max, 3 A max continuous)

Notes:

1
Without included hardware.
2
Autodetects baud rates between 300 and 115,200 bps, or can be set to any fixed baud rate in this range.
3
Current readings are converted to a digital number from 0-255.
4
In RC mode, the pulses can be as low as 2V.

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