Texas Instruments MCT8316ZT, User Manual

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3.3V Buck
LED
MCU
LEDs
VM LED
nFAULT
LED
Figure 4-5. MCT8316ZTEVM LEDs
4.5 User-Configurable Settings
The MCT8316ZTEVM includes a variety of user-selectable jumpers, switches, and resistors on the entirety of the
evaluation board to configure settings.
Table 4-2 summarizes all of these configurable settings.
Table 4-2. Description of User-Selectable Settings on MCT8316ZTEVM (Default in Bold)
Designator Setting Name Description Layer Position Function
L1, L2, R1 3.3-V Buck Inductor User populates L1, L2, or R1 to
choose switching component for
buck regulator
Top L1 = 47 μH Inductor Inductor Mode
Bottom L2 = 22 μH Inductor Mode
Bottom R1 = 22 Ω Resistor Mode
J5 3V3_SEL Select 3.3 V for MCU power Top J5 = 3V3EXT External
J5 = 3V3COM From FTDI (30 mA)
J3 5V_SEL Select 5 V for FTDI power Top J3 = 5V_EXT External
J3 = 5V_USB From USB power
(500 mA)
J1 PWM_SEL Selects PWM source Top J1 = PWM_EXT External PWM
J1 = PWM_MSP PWM from MSP430
J12 HALL_PWR_SEL Selects Hall power source Top J12 = HALL_EXT External Hall power
J12 = 3.3 V Hall power from
VBK = 3.3 V
J8 HPA pullup Enables pullup on Hall positive A
(HPA) Top J8 is inserted Pullup, use for
Digital Hall inputs
J8 is removed Floating, use for
Analog Hall inputs
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SNLU291A – MARCH 2021 – REVISED JUNE 2021
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MCT8316ZTEVM Evaluation Module 9
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