USB Loopback Plug Feature Comparison

Model USB-C 20G Loopback USB 3.0 Loopback USB 2.0 Loopback
USB-C 20G Loopback Plug USB 3.0 Loopback Plug USB 2.0 Loopback Plug
Product Code PM320 PM065 PM011
USB Standard USB 3.2 Gen2x2, USB 3.2 Gen 2x1 (backwardly compatible with USB 3.1 Gen 1 and USB 2.0) 3.0 SuperSpeed, HighSpeed and FullSpeed (also known as USB 3.1 Gen 1; backwardly compatible with USB 2.0) 2.0 HighSpeed and FullSpeed (backwardly compatible with USB 1.1 and 1.0)
USB Power Delivery Supported, can request voltages up to 48V Not supported, 5V only Not supported, 5V only
Physical Connector Test port: USB-C
Debug port: USB-C
External Load port: Nano-Fit Header
Standard 10 wire USB3 Micro B Receptacle (Female) Standard 4 wire USB (2 x Balanced Signal, 1 Voltage [VBUS], 1 Ground [GND])
Max Signalling Speed 10 Gbits/sec per lane
(20Gbit/sec aggregate)
5 Gbits/sec 480 Mbits/sec
USB Transfer Modes Bulk and Isochronous Bulk and Isochronous Bulk
Plug and Play Compliant Compliant Compliant
Operating Voltage 4.5V - 48.0V (Test port, no external power supply required) 4.6V - 6.0V (No external power supply required) 4.4V - 5.25V (No external power supply required)
Current 80mA @ 5V (idle), 350mA @ 5V (with speed test running)
External Load Current Output: 3A max
75mA (Typical USB 2.0 operation), 90mA (Typical USB 3.0 operation) 250mA (Theoretical Max), 60mA (Typical Operation)
Device Memory 256Mbit 512KB 8KB
Indicators White LED = Transmit data
Green LED = Power from USB bus
Blue LED = Receive data
Red LED = Error indicator
Orange LED = Power from USB bus
Green LED = Transmit data
Yellow LED = Receive data
Red LED = USB bus transmission error indicator
Orange LED = USB2.0/USB1.0 speed indicator
Green LED = Transmit data
Red LED 1 = Power from USB bus
Yellow LED = Receive data
Red LED 2 = USB bus transmission error indicator
ESD Immunity IEC 61000-4-2 Level 4 Protection
(Contact Voltage: 8kV; Air Gap Voltage: 15kV)
See FAQ page -
Storage Temperature -30 °C to 80 °C -30 °C to 80 °C -20 °C to +70 °C
Usage Temperature -10 °C to 40 °C 0 °C to 70 °C 0 °C to +45 °C
EMC Standards - AS/NZS 3548:1995, CE Compliant AS/NZS 3548:1995, CE Compliant, see also FCC DoC
RoHS (Lead Free) Yes, see compliance page Yes, see compliance page Yes, see compliance page
Included Cable USB-C to USB-C cable, 0.5m, supports up to 80Gbps and 240W 40cm USB3 Micro B (male) to USB3 A (male) cable 40cm A-B USB cable
Includes free Windows Diagnostic Software? Yes, USB-C 20G Test Yes, USB3Test Yes, USB2Test
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