Power Supply - unicore UT986 Hardware User Manual

3 Power Supply

The power supply of the evaluation board is input from the VIN pin, passing through a
circuit with surge protection and filter capacitors, to provide power for the 3.3 V LDO
circuit and 5 V DC/DC boost circuit.
The input range of VIN is 3.2V to 5V.
FC1
NFM21PC104R1E3D
Figure 3-1 Power Filter Circuit
3.3V LDO 稳压
5V DCDC 升压
Figure 3-2 3.3 V LDO and 5 V DC/DC on the Bottom of EB
6 Power Supply UC-08-M37 EN P1.0.0