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Your Global Source for RF, Wireless, IoT & Power Technologies

www.richardsonrfpd.com | 800.737.6937 | 630.262.6800

4/2022

NXP Semiconductors

UM11401

FRDMGD31RPEVM half-bridge evaluation board

Pin

Name

Function

15

n.c.

not connected

16

MOSIH

master out slave in (high side)

17

n.c.

not connected

18

CSBH

chip select bar (high side)

19

LED_PWR

USB 3.3 V power for INTB LEDs (high side and low side)

20

AOUTH

duty cycle encoded signal (high side)

21

PWMH

PWM input (high side)

22

FSSTATEH

fail-safe state (high side)

23

GND

ground

24

INTBH

interrupt bar (high side)

Table 2. Low-voltage domain 24-pin connector definitions

...continued

4.4.2 Test point definitions

All test points are clearly marked on the evaluation board. 

Figure 4

 shows the location of

various test points.

Figure 4. Key test point locations

UM11401

All information provided in this document is subject to legal disclaimers.

© NXP B.V. 2021. All rights reserved.

User guide

Rev. 2 — 22 January 2021

8 / 34

Содержание SAFE ASSURE FRDMGD31RPEVM

Страница 1: ...for RF Wireless IoT Power Technologies www richardsonrfpd com 800 737 6937 630 262 6800 4 2022 UM11401 FRDMGD31RPEVM half bridge evaluation board Rev 2 22 January 2021 User guide 1 FRDMGD31RPEVM Figu...

Страница 2: ...this evaluation kit not meet the specifications indicated in the kit it may be returned within 30 days from the date of delivery and will be replaced by a new kit NXP reserves the right to make chang...

Страница 3: ...tains the most relevant current information applicable to the FRDMGD31RPEVM 1 Go to http www nxp com FRDMGD31RPEVM 2 On the Overview tab locate the Jump To navigation feature on the left side of the w...

Страница 4: ...are for interfacing a PC installed with FlexGUI software for communication to the serial peripheral interface SPI registers on the GD3100 gate drive devices in either daisy chain or standalone configu...

Страница 5: ...e capable of 10 A peak source and sink Interrupt pin for fast response to faults Compatible with negative gate supply Compatible with 200 V to 1700 V IGBTs power range 125 kW Table 1 Device features 4...

Страница 6: ...Low voltage logic and control connector Low voltage domain is 12 V VSUP domain that interfaces with the MCU and GD3100 control registers through the 24 pin connector interface Low side driver and hig...

Страница 7: ...BL chip select bar low side 4 n c not connected 5 PWML pulse width modulation PWM input low side 6 INTBL interrupt bar low side 7 MOSIL master out slave in low side 8 SCLK serial clock input 9 MISOL m...

Страница 8: ...de and low side 20 AOUTH duty cycle encoded signal high side 21 PWMH PWM input high side 22 FSSTATEH fail safe state high side 23 GND ground 24 INTBH interrupt bar high side Table 2 Low voltage domain...

Страница 9: ...ver grounding points GL module gate test point on low side driver domain which is the charging pin of gate including MMCX probe connection COLL collector test point connection terminal on low side Hig...

Страница 10: ...tion Jumper Position Function 1 2 dead time fault protection enabled high side PWMHSEL J10 2 3 dead time fault protection disabled use for short circuit testing 1 2 dead time fault protection enabled...

Страница 11: ...high driver and RoadPak module gate that controls the turn on current for SiC MOSFET gate RGL gate low resistor in series with the GL pin at the output of the GD3100 gate low driver and RoadPak modul...

Страница 12: ...P Semiconductors UM11401 FRDMGD31RPEVM half bridge evaluation board Figure 7 Gate drive resistors 4 4 6 LED interrupt indicators Figure 8 LED interrupt indicators UM11401 All information provided in t...

Страница 13: ...ve LOW High side INTB connected to the INTB interrupt output pin of high side driver indicating reported fault status when on active LOW Table 5 LED interrupt indicators 4 5 Kinetis KL25Z Freedom boar...

Страница 14: ...ects PWM high side control from KL25Z MCU PWMH_SEL J4 2 3 selects PWM high side control from fiber optic receiver inputs 1 2 selects PWM low side control from KL25Z MCU PWML_SEL J5 2 3 selects PWM low...

Страница 15: ...power supply for VSUP 12 V DC gate drive board low voltage domain Voltmeter for monitoring high voltage DC link supply Load coil for double pulse and short circuit testing Figure 11 Evaluation board a...

Страница 16: ...up and interface By default the FRDM KL25Z delivered with this kit is preprogrammed with the current and most up to date firmware available for the kit A way to check quickly that the microcode is pro...

Страница 17: ...GD31RPEVM and the FlexGUI a There is no software stored or present on either the driver or translator boards only on the FRDM KL25Z MCU board All uploaded firmware is stored in non volatile memory unt...

Страница 18: ...UM11401 FRDMGD31RPEVM half bridge evaluation board Figure 13 Kit selection FlexGUI settings Access settings by selecting Settings from the File menu Figure 14 GUI settings menu UM11401 All informatio...

Страница 19: ...P Semiconductors UM11401 FRDMGD31RPEVM half bridge evaluation board The Loader and Logs settings are shown below Figure 15 Loader settings Figure 16 Logs settings UM11401 All information provided in t...

Страница 20: ...EVM half bridge evaluation board Access settings by selecting Settings from the File menu The Register Map and Tabs settings are shown below Figure 17 Register map settings Figure 18 Tabs settings UM1...

Страница 21: ...about application events Figure 19 Command Log area Global workspace controls Always visible in the lower left corner of the main application window GD3160 tab functionality Switch modes between run a...

Страница 22: ...able EN_PS enables flyback supply on EVB at 17 V VCC on high side and low side FSSTATEL and FSSTATEH set the fail safe state when FSENB is enabled PWML and PWMH set the default state PWM inputs for hi...

Страница 23: ...independent lines to read and write the registers Individual registers can be read by clicking the R button and can be written by using the W button Copy button to copy the read values to the write li...

Страница 24: ...rovides a more intuitive visual way to set parameters All settings are automatically synchronized with the register controls Figure 25 Gate drive tab Current Sense tab Allows setting of parameters rel...

Страница 25: ...ab DESAT Seg Drive tab Allows setting of parameters related to desat and segmented drive Provides a more intuitive visual way to set parameters All settings are automatically synchronized with the reg...

Страница 26: ...y to set parameters All settings are automatically synchronized with the register controls Figure 28 Overtemperature tab Undervoltage threshold tab Allows setting of parameters related to undervoltage...

Страница 27: ...ing and graphing of ADC and temperature values Figure 30 Measurements tab Status tab Allows monitoring of Status 1 Status 2 and Status 3 register values Status 1 and Status 2 faults can be cleared Sta...

Страница 28: ...t and PWM testing Select desired T1 T2 and T3 timings for each test type select enable then generate pulses Figure 32 Pulse tab 6 4 Troubleshooting Some common issues and troubleshooting procedures ar...

Страница 29: ...t fault indicates that PWM controls signals are in violation Clear DTFLT fault bit STATUS2 Check PWMHSEL J10 and PWMLSEL J9 are configured to bypass dead time faults Consider adjusting dead time setti...

Страница 30: ...tive voltage it could cause excessive VCC level Check Zener diode in power supply circuit for proper value in setting VEE level Clear VCCOV bit STATUS1 to continue VCCOV fault reported on startup Chec...

Страница 31: ...GD31RPEVM half bridge evaluation board 9 Revision history Revision Date Description v 2 20210122 Section 6 2 list item 6a changed FlexGUI version v 1 20200803 initial version Revision history UM11401...

Страница 32: ...ty critical systems or equipment nor in applications where failure or malfunction of an NXP Semiconductors product can reasonably be expected to result in personal injury death or severe property or e...

Страница 33: ...ED interrupt indicators 12 Fig 9 Freedom development platform 13 Fig 10 Translator board 14 Fig 11 Evaluation board and system setup 15 Fig 12 FRDM KL25Z setup and interface 16 Fig 13 Kit selection 18...

Страница 34: ...ve resistors 11 4 4 6 LED interrupt indicators 12 4 5 Kinetis KL25Z Freedom board 13 4 6 3 3 V to 5 0 V translator board 14 5 Configuring the hardware 14 6 Installation and use of software tools 15 6...

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