Data Sheet

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Electrical parameters
CHART 2 YDLIDAR G4 ELECTRICAL PARAMETERS
Item
Min.
Typical Value
Max.
Unit
Remark
Supply voltage
4.8
5.0
5.2
V
Excessive voltage can
damage the device.
Low voltage can affect
performance.
Voltage ripple
0
50
100
mV
High ripple affects
performance and can even
cause Lidar to fail to range
Starting current
450
500
550
mA
High current at startup
Sleep current
-
<50
-
mA
System sleeps, motor does
not rotate
Working
current
400
450
480
mA
System work, motor rotates
Interface definition
The G4 provides two external interfaces: USB Type-C and PH2.0-5P female connector. When used,
either one of them is selected.
USB Type-C: Data communications and system power.
PH2.0-5P: System power supply, data communication.
FIG 3 YDLIDAR G4 INTERFACES
CHART 3 YDLIDAR G4 INTERFACE DEFINITION DESCRIPTION
Pin
Type
Description
Defaults
Range
Remark
VCC
Power
supply
voltage positive
5V
4.8V~5.2V
-
Tx
Output
System serial output
-
-
Data Stream: Lidar
Peripherals
Rx
Input
System serial port input
-
-
Data Stream: Peripherals
Lidar
GND
Power
Supply
voltage negative
0V
0V
-
NC
GND
Rx
Tx
VCC