5
4
3
2
1
Table of Contents
01
02
03
04
05
06
TITLE PAGE
MCU
DEBUG INTERFACE
SUPPLY
POWER BRIDGE
MOSFET DRIVERS / VI SENSING
D
D
C
C
B
B
Automotive Product Group
6501 William Cannon Drive West
Austin, TX 78735-8598
This document contains information proprietary to Freescale and shall not be used for engineering design,
procurement or manufacture in whole or in part without the express written permission of Freescale.
A
ICAP Classification:
5
4
3
2
Designer:
B. ZUCZEK
Drawing Title:
Drawn by:
B. ZUCZEK
Page Title:
Approved:
J. KRAMOLIS
Size
A3
Document Number
Date:
Tuesday, May 20, 2014
FCP: ____
FIUO:
A
____ PUBI: X
XSKEAZ128REFDES
TITLE PAGE
Rev
C
SCH-28289 PDF: SPF-28289
Sheet
1
1
of
6
5
4
3
2
1
APPLICATION CONTROLS
5V_MCU
C3
0.1uF
C4
0.1uF
C5
0.1uF
C7
2.2uF
SW3
B
R3
4.7K
R4
4.7K
SWB1
SWB0
D
1
2
C2
0.1uF
R2
4.7K
2
C1
2.2uF
R1
4.7K
SW_RUN_R
D
VDDA
SW_RUN_L
5V_MCU
5V_MCU
{pg6} MC33937A_EN
{pg4} SBC_INT
{pg6} AN_SW
SWB0
SWB1
2
1
58
57
56
28
27
26
76
75
68
67
47
21
20
6
{pg4,6} SBC_SCK
{pg4,6} SBC_MOSI
{pg4,6} SBC_MISO
VREFH
VDDA
VDD_8
VDD_49
VDD_70
PTH0/KBI1_P24/FTM2_CH0
PTH1/KBI1_P25/FTM2_CH1
PTH2/KBI1_P26/BUSOUT/FTM1_CH0/CAN0_RX
PTH3/KBI1_P27/I2C1_SDA
PTH4/KBI1_P28/I2C1_SCL
PTH5/KBI1_P29
PTH6/KBI1_P30
PTH7/KBI1_P31/PWT_IN1
PTD0/KBI0_P24/FTM2_CH2/SPI1_SCK
PTD1/KBI0_P25/FTM2_CH3/SPI1_MOSI
PTD2/KBI0_P26/SPI1_MISO
PTD3/KBI0_P27/SPI1_PCS
PTD4/KBI0_P28
PTD5/KBI0_P29/PWT_IN0
PTD6/KBI0_P30/UART2_RX
PTD7/KBI0_P31/UART2_TX
74
73
72
71
53
52
51
50
19
18
7
34
33
5
4
3
R5
1K
BEMF_C {pg6}
JTAG / SWD CONNECTOR
A
KEAZ
5V_MCU
J1
C8
0.1uF
PWMB_HS {pg6}
PWMB_LS {pg6}
PWMC_HS {pg6}
PWMC_LS {pg6}
GND
1
3
5
7
9
D1
HSMA_C170
SWD_DIO_TGTMCU
SWD_CLK_TGTMCU
2
4
6
8
10
C
PTC0/KBI0_P16/FTM2_CH0/ADC0_SE8
PTC1/KBI0_P17/FTM2_CH1/ADC0_SE9
PTC2/ADC0_SE10/KBI0_P18/FTM2_CH2
PTC3/ADC0_SE11/KBI0_P19/FTM2_CH3
PTC4/SWD_CLK/KBI0_P20/RTC_CLKOUT/FTM1_CH0/ACMP0_IN2
PTC5/KBI0_P21/FTM1_CH1/RTC_CLKOUT
PTC6/KBI0_P22/UART1_RX/CAN0_RX
PTC7/KBI0_P23/UART1_TX/CAN0_TX
/RESET
PTE0/KBI1_P0/SPI0_SCK/TCLK1/I2C1_SDA
PTE1/KBI1_P1/SPI0_MOSI/I2C1_SCL
PTE2/KBI1_P2/SPI0_MISO/PWT_IN0
PTE3/KBI1_P3/SPI0_PCS
PTE4/KBI1_P4
PTE5/KBI1_P5
PTE6/KBI1_P6
PTE7/KBI1_P7/TCLK2/FTM1_CH1/CAN0_TX
PTI0/IRQ/UART2_RX
PTI1/IRQ/UART2_TX
PTI2/IRQ
PTI3/IRQ
PTI4/IRQ
PTI5/IRQ
PTI6/IRQ
17
16
66
65
15
30
29
C
/RESET {pg3,4}
GND
LED0_GRN
LED0_RED
SW4
C9
0.1uF
DNP
MC33937A_CS {pg6}
MC33937A_INT {pg6}
MC33937A_RST {pg6}
GND
48
69
{pg4,6} MC33937A_SCK
{pg4,6} MC33937A_SI
{pg4,6} MC33937A_SO
{pg6} MC33937A_OC
PTG0/KBI1_P16
PTG1/KBI1_P17
PTG2/KBI1_P18
PTG3/KBI1_P19
PTG4/KBI1_P20/FTM2_CH2/SPI1_SCK
PTG5/KBI1_P21/FTM2_CH3/SPI1_MOSI
PTG6/KBI1_P22/FTM2_CH4/SPI1_MISO
PTG7/KBI1_P23/FTM2_CH5/SPI1_PCS
5V_MCU
PWMA_HS {pg6}
PWMA_LS {pg6}
2
{pg3} SWD_CLK_TGTMCU
{pg4} SBC_CS
{pg4} SBC_CAN_RX
{pg4} SBC_CAN_TX
PTB0/ADC0_SE4/KBI0_P8/UART0_RX/PWT_IN1
PTB1/ADC0_SE5/KBI0_P9/UART0_TX
PTB2/ADC0_SE6/KBI0_P10/SPI0_SCK/FTM0_CH0
PTB3/ADC0_SE7/KBI0_P11/SPI0_MOSI/FTM0_CH1
PTB4/NMI/KBI0_P12/FTM2_CH4/SPI0_MISO/ACMP1_IN2
PTB5/KBI0_P13/FTM2_CH5/SPI0_PCS/ACMP1_OUT
PTB6/XTAL/KBI0_P14/I2C0_SDA
PTB7/EXTAL/KBI0_P15/I2C0_SCL
55
54
44
43
38
37
36
35
1
DCBV
32
31
25
24
78
77
64
63
GND
GND
RX_TGTMCU {pg3}
TX_TGTMCU {pg3}
INDICATORS
SW_RUN_R
SW_RUN_L
5V_MCU
VREFL
C
PTF0/KBI1_P8/FTM2_CH0
PTF1/KBI1_P9/FTM2_CH1
PTF2/KBI1_P10/UART1_RX
PTF3/KBI1_P11/UART1_TX
PTF4/ADC0_SE12/KBI1_P12
PTF5/ADC0_SE13/KBI1_P13
PTF6/ADC0_SE14/KBI1_P14
PTF7/ADC0_SE15/KBI1_P15
11
XTAL
EXTAL
42
41
40
39
23
22
14
13
GND
A
GND
VSS/VSSA
{pg6} PH_B_I
{pg6} PH_C_I
{pg6} BEMF_A
{pg6} BEMF_B
{pg6} DCBV
{pg5} BRAKE_PWM
PTA0/ADC0_SE0/KBI0_P0/FTM0_CH0/I2C0_4WSCLOUT/ACMP0_IN0
PTA1/ADC0_SE1/KBI0_P1/FTM0_CH1/I2C0_4WSDAOUT/ACMP0_IN1
PTA2/KBI0_P2/UART0_RX/I2C0_SDA
PTA3/KBI0_P3/UART0_TX/I2C0_SCL
PTA4/SWD_DIO/KBI0_P4/ACMP0_OUT
PTA5/RESET/KBI0_P5/IRQ/TCLK0
PTA6/ADC0_SE2/KBI0_P6/FTM2_FLT1/ACMP1_IN0
PTA7/ADC0_SE3/KBI0_P7/FTM2_FLT2/ACMP1_IN1
12
{pg6} PH_B_OC
{pg6} PH_C_OC
62
61
60
59
80
79
46
45
3
VSS_48
VSS_69
{pg4} SBC_MUX
{pg6} DCBI/PH_A_I
{pg4} SBC_LIN_RX
{pg4} SBC_LIN_TX
{pg3} SWD_DIO_TGTMCU
/RESET
SW1
2
GND
1
U1
GND
1
GND
9
GND
8
49
70
GND
10
SW2
GND
SKEAZ128MLK4
R6
1K
R7
1K
1
EXTAL
2
XTAL
C
C
LED0_GRN
D18
HSMG-C170
C10
12PF
Y1
16MHZ
R8
1.0M
D2
HSMS-C170
GND
LED0_RED
GND
A
B
A
B
GND
C11
12PF
Automotive Product Group
6501 William Cannon Drive West
Austin, TX 78735-8598
This document contains information proprietary to Freescale and shall not be used for engineering design,
procurement or manufacture in whole or in part without the express written permission of Freescale.
A
ICAP Classification:
5
4
3
2
Designer:
B. ZUCZEK
Drawing Title:
Drawn by:
B. ZUCZEK
Page Title:
Approved:
J. KRAMOLIS
Size
A3
Document Number
Date:
Tuesday, May 20, 2014
FCP: ____
FIUO:
A
____ PUBI: X
XSKEAZ128REFDES
MCU / CONTROLS / INDICATORS / DEBUG
Rev
C
SCH-28289 PDF: SPF-28289
Sheet
1
2
of
6
5
4
3
2
1
U2
VOUT33_K20
1
DEBUG / SERIAL INTERFACE
C12
2.2uF
C13
0.1uF
C14
0.1uF
7
8
D
P5V_USB
L1
VDD1
VDDA
VOUT33_K20
VSSA
JTAG_TCLK/SWD_CLK/EZP_CLK/TSI0_CH1/PTA0/UART0_CTS/UART0_COL/FTM0_CH5
JTAG_TDI/EZP_DI/TSI0_CH2/PTA1/UART0_RX/FTM0_CH6
JTAG_TDO/TRACE_SWO/EZP_DO/TSI0_CH3/PTA2/UART0_TX/FTM0_CH7
JTAG_TMS/SWD_DIO/TSI0_CH4/PTA3/UART0_RTS/FTM0_CH0
NMI/EZP_CS/TSI0_CH5/PTA4/FTM0_CH1
GND
VOUT33_K20
1000OHM
11
C18
0.1uF
D
JTAG_TCLK_SI
JTAG_TDI_SI
JTAG_TDO_SI
JTAG_TMS_SI
SWD_EN
R10
12.0K
R12
12.0K
VBAT
3
C15
2.2uF
12
13
14
15
16
GSOT05C-GS08
C22
47PF
ADC0_SE8/TSI0_CH0/PTB0/I2C0_SCL/FTM1_CH0/FTM1_QD_PHA
ADC0_SE9/TSI0_CH6/PTB1/I2C0_SDA/FTM1_CH1/FTM1_QD_PHB
20
21
SWD_OE_B
TRESET_OUT
VOUT33_K20
3
GND
19
C19
0.1uF
R15
4.7K
RESET
GND
R16
4.7K
L2
1000OHM
4
GND
2
ADC0_SE15/TSI0_CH14/PTC1/SPI0_PCS3/UART1_RTS/FTM0_CH0/I2S0_TXD0
ADC0_SE4B/CMP1_IN0/TSI0_CH15/PTC2/SPI0_PCS2/UART1_CTS/FTM0_CH1/I2S0_TX_FS
CMP1_IN1/PTC3/SPI0_PCS1/UART1_RX/FTM0_CH2/CLKOUT/I2S0_TX_BCLK
PTC4/SPI0_PCS0/UART1_TX/FTM0_CH3/CMP1_OUT
PTC5/SPI0_SCK/LPTMR0_ALT2/I2S0_RXD0/CMP0_OUT
CMP0_IN0/PTC6/SPI0_SOUT/PDB0_EXTRG/I2S0_RX_BCLK/I2S0_MCLK
CMP0_IN1/PTC7/SPI0_SIN/USB_SOF_OUT/I2S0_RX_FS
VSS1
GND
GND
22
23
24
25
26
27
28
6
UART1_RX
UART1_TX
SI_SPI0_SCK
SI_SPI0_SOUT
SI_SPI0_SIN
R19
R20
R21
0
0
0
C20
0.1uF
U4
5
C23
4700 PF
DNP
GND
VOUT33_K20 5V_MCU
EXTAL32
XTAL32
K20_RESET_SWD
R18
12.0K
1
EXTAL_RES
GND
R17
6.80K
C
10
9
VREGIN
VOUT33
USB0_DM
USB0_DP
A1
A2
OE
SWD_CLK
SWD_SOUT
SWD_SIN
GND
7
P5V_USB
C21
47PF
2
8.00MHZ
VCCB
U3
5
G
USB_K20_DP
17
18
3
4
R14 33
2
R13 33
1
D-
USB_K20_DN
3
S2
S4
6
5
4
3
EXTAL/PTA18/FTM0_FLT2/FTM_CLKIN0
XTAL/PTA19/FTM1_FLT0/FTM_CLKIN1/LPTMR0_ALT1
VCCA
USB_DN_SWD
2
D+
GND
R11
1.0M
EXTAL_CLK_8MHZ_SWD
XTAL_CLK_8MHZ_SWD
C
B1
B2
GND
5V
GND
P5V_USB
USB_VBUS
USB_VBUS_SWD
1
ID
USB-SHLD
VOUT33_K20
2
S1
S3
X1
J2
MICRO USB AB 5
8
/RESET {pg2,4}
1
NTS0102
GND
VOUT33_K20
33
R22
12.0K
VOUT33_K20
EPAD
GND
R23
1K
VOUT33_K20
J3
1
3
5
7
9
C24
0.1uF
2
4
6
8
10
D3
JTAG_TMS_SI
JTAG_TCLK_SI
JTAG_TDO_SI
JTAG_TDI_SI
K20_RESET_SWD
PTD4/SPI0_PCS1/UART0_RTS/FTM0_CH4/EWM_IN
ADC0_SE6B/PTD5/SPI0_PCS2/UART0_CTS/UART0_COL/FTM0_CH5/EWM_OUT
ADC0_SE7b/PTD6/SPI0_PCS3/UART0_RX/FTM0_CH6/FTM0_FLT0
PTD7/CMT_IRO/UART0_TX/FTM0_CH7/FTM0_FLT1
29
30
31
32
LED_SI
C
A
HSMG-C170
B
B
GND
GND
5V_MCU
MK20DX128VFM5
VOUT33_K20
5V_MCU
C25
0.1uF
C26
0.1uF
U6
U5D
12
1
14
13
4.7K
GND
UART1_TX
11
GND
U5A
VCC
2
TARGET MCU INTERFACE SIGNALS
3
7
74AHCT125
0
2
1A
1
1OE
5
2A
7
2OE
1Y 6
UART1_RX
2Y 3
SWD_SIN
R25 0
GND
GND
R24
{pg2} TX_TGTMCU
GND
8
R110
VCC
R109
4.7K
RX_TGTMCU {pg2}
74AHCT125
R26 0
SWD_CLK_TGTMCU {pg2}
R27
{pg2} SWD_DIO_TGTMCU
0
SWD_OE_B
4
10
74LVC2G125
SWD_CLK
U5C
9
SWD_SOUT
8
74AHCT125
5
ICAP Classification:
U5B
5
6
74AHCT125
4
6501 William Cannon Drive West
Austin, TX 78735-8598
This document contains information proprietary to Freescale and shall not be used for engineering design,
procurement or manufacture in whole or in part without the express written permission of Freescale.
GND
SWD_EN
A
Automotive Product Group
4
GND
GND
3
GND
2
Designer:
B. ZUCZEK
Drawing Title:
Drawn by:
B. ZUCZEK
Page Title:
Approved:
J. KRAMOLIS
Size
A3
Document Number
Date:
Tuesday, May 20, 2014
FCP: ____
FIUO:
A
____ PUBI: X
XSKEAZ128REFDES
DEBUG INTERFACE
Rev
C
SCH-28289 PDF: SPF-28289
Sheet
1
3
of
6
5
4
J11
3
2
1
VBAT
2
2
1
VSUP
Q1
3
SH2
SAFE
5
DBG
13
J6
1
3
5
C
{pg2,3} /RESET
2
4
6
22
RST
SBC_IO_0
R32
4.7K
12
A
7
10
8
1
VDD
DBG
RST
INT
VSUP
MOSI
SCLK
MISO
CS
IO-0
CANH
SPLIT
CANL
MUX-OUT
GND
VDDA
1000OHM
C36
2.2uF
29
C37
0.1uF
23
24
RST
R29
0
R31
0
R34
0
GND
SBC_INT {pg2}
TXD
RXD
LIN1
27
26
28
25
R33
0
R35
0
SBC_MOSI {pg2,6}
SBC_SCK {pg2,6}
SBC_MISO {pg2,6}
SBC_CS {pg2}
11
R36
6
120.0
SBC_MUX {pg2}
C38
82pF
30
31
C
SBC_CAN_TX {pg2}
SBC_CAN_RX {pg2}
GND
TXD-L1
RXD-L1
SBC_LIN_TX {pg2}
SBC_LIN_RX {pg2}
GND
TXD-L2
RXD-L2
MCZ33903CD5EK
14
16
VCAN
C40
0.1uF
C41
2.2uF
R39
4.7K
DNP
5V_MCU
5V_MCU
A
9
SW5
EVQ-PE105K
DNP
20
21
LIN2
GND_CAN
17
LIN-T2/I/O-3
GND1
GND2
EX_PAD
3
C39
0.1uF
DNP
GND
1
LIN-T1/I/O-2
15
18
33
12.0K
DNP
19
2
12.0K
DNP
D
VSENSE
5V-CAN
4
R38
C32
0.1uF
SAFE
GND
C
R37
U7
VB
2
VSUP
VSUP
4.7K
GND
L4
GND
GND
R30
C31
2.2uF
Close to
Vsup pin
C35
0.1uF
GND
PGND
C29
10uF
GND
32
0
D5
MMSZ8V2T1G
1000OHM
BCP52-16
1
C28
47UF
4
2
C34
220PF
1
1
R28
1K
C33
0.1uF
2
2
+
VE
J12
B
MBR230LSFT1G
C27
0.1uF
D
C
C
E
A
5V_MCU
L3
D4
A
1
D6
HSMS-C170
GND
C
GND
C
GND
D7
HSMG-C170
2
1
L5
CAN_HI
CAN_L0
R40
1K
R42
60.4
R41
1K
SAFE
B
3
4
C42
47PF
R43
60.4 B82789C0513N002
B
GND
C43
VSUP
R44
CAN/LIN
J7
2
4
6
0
4700 PF
1
3
5
GND
GND
PGND
MASTER OPTION
LIN
GND
{pg2}
D9
R45
C
1K
DNP
MMSD914T1
DNP
A
PGND
C44
220PF
Automotive Product Group
GND
6501 William Cannon Drive West
Austin, TX 78735-8598
This document contains information proprietary to Freescale and shall not be used for engineering design,
procurement or manufacture in whole or in part without the express written permission of Freescale.
A
ICAP Classification:
5
4
3
2
Designer:
B. ZUCZEK
Drawing Title:
Drawn by:
B. ZUCZEK
Page Title:
Approved:
J. KRAMOLIS
Size
A3
Document Number
Date:
Tuesday, May 20, 2014
FCP: ____
FIUO:
A
____ PUBI: X
XSKEAZ128REFDES
POWER SUPPLY
Rev
C
SCH-28289 PDF: SPF-28289
Sheet
1
4
of
6
5
Q2
AUIRFR5305
2
1
DCB_V_POS
D
R48 33
{pg6} PHA_HSG
R49 33
BAS16H
R50 33
{pg6} PHB_HSG
Q5
AUIRFR3607
1
R51 33
{pg6} PHC_HSG
{pg6} PHB_HSS
{pg6} PHA_HSS
BRAKE RES.
TERMINAL
{pg6} PHC_HSS
C
R47 33
Q4
AUIRFR3607
1
J13
D14
2
1
DNP
1702473
DNP
A
R46 33
BAS16H
A
MBR230LSFT1G
Q3
AUIRFR3607
1
C
3
BAS16H
C45
220uF
A
4
C
3
A
MMSZ5248ET1
1
R52
1.0K
+
D13
D12
A
4
D11
C
3
D10
G
C
S
3
D
4
3
4
VBAT
D
4
4
4
4
PGND
{pg6} PHA_LSS
C
Q8
AUIRFR3607
1
{pg6} PHC_LSG
Q9
3
R56 33
3
R55 33
3
R54 33
Q7
AUIRFR3607
1
{pg6} PHB_LSG
{pg6} PHB_LSS
PHA_I_POS {pg6}
PHB_I_POS {pg6}
R59
0.01
1
{pg2} BRAKE_PWM
{pg6} PHC_LSS
R57 33
DNP
PHC_I_POS {pg6}
R60
0.01
R61
0.01
C
R58
4.7K
DNP
2
Q6
AUIRFR3607
1
{pg6} PHA_LSG
PGND
3
{pg2} PGND
RSR025N05FRA
DNP
3W MAX
PHA_I_NEG {pg6}
R62
PHB_I_NEG {pg6}
PHC_I_NEG {pg6}
PGND
DCB_I_POS
{pg6}
DCB_I_NEG
{pg6}
0.01
OUTPUT TERMINAL
J8
PHA_HSS
1
B
B
2
J9
PHB_HSS
1
2
J10
PHC_HSS
1
2
Automotive Product Group
6501 William Cannon Drive West
Austin, TX 78735-8598
This document contains information proprietary to Freescale and shall not be used for engineering design,
procurement or manufacture in whole or in part without the express written permission of Freescale.
A
ICAP Classification:
5
4
3
2
Designer:
B. ZUCZEK
Drawing Title:
Drawn by:
B. ZUCZEK
Page Title:
Approved:
J. KRAMOLIS
Size
A3
Document Number
Date:
Tuesday, May 20, 2014
FCP: ____
FIUO:
A
____ PUBI: X
XSKEAZ128REFDES
POWER BRIDGE
Rev
C
SCH-28289 PDF: SPF-28289
Sheet
1
5
of
6
5
4
3
2
1
VLS
{pg2} PGND
PHASE A/B/C CURRENT SENSING
D15
A
C
MBR230LSFT1G
PGND
D16
A
DCB_V_POS
C
+
C47
1uF
C48
47UF
PGND
R63
VLS_CAP
VLS
MBR230LSFT1G
C49
0.1uF
R64
{pg5} PHA_I_NEG
1K
12.0K
C50
47PF
C52
2.2UF
PGND
C53
0.1uF
C54
2.2UF
C55
0.1uF
C56
2.2uF
13
3
4
14
32
51
54
EN1
EN2
5
{pg2} MC33937A_RST
RST
12
15
23
{pg2} PWMA_HS
{pg2} PWMB_HS
{pg2} PWMC_HS
{pg2} PWMA_LS
{pg2} PWMB_LS
{pg2} PWMC_LS
AMP_N
AMP_P
C
VDDA
CS
SI
SCLK
SO
25
26
PHASEC
PHASEB
PHASEA
NC53
NC52
NC50
NC49
NC33
NC6
AMP_N
AMP_P
28
OC_TH
29
OC_TH
C70
0.1uF
30
31
2
44
39
34
VSS
GND1
GND2
PGND
PA_LS_S
PB_LS_S
PC_LS_S
R75
12.0K
R80
12.0K
PC_BOOT
PC_HS_G
PC_HS_S
PC_LS_G
PA_LS
PB_LS
PC_LS
18
19
20
21
{pg2} MC33937A_CS
{pg2,4} MC33937A_SI
{pg2,4} MC33937A_SCK
{pg2,4} MC33937A_SO
PB_BOOT
PB_HS_G
PB_HS_S
PB_LS_G
PA_HS
PB_HS
PC_HS
13
16
22
INT
PA_BOOT
PA_HS_G
PA_HS_S
PA_LS_G
EP_PAD
{pg2} MC33937A_EN
VDD
VLS_CAP
VLS
VPWR
7
8
9
GND
55
GND
U9
AMP_OUT
OC_OUT
17
AD8648WARUZ
D
R65
R66
1K
12.0K
R67
R68
48
47
46
45
VREF/2
Close to ADC pin
MC33937A_INT {pg2}
C61 0.15UF
PH_A_I
14
-
{pg5} PHA_I_POS
GND
C60
0.1uF
PUMP
VPUMP
VSUP
C59
47UF
U8D
+
C58
47PF
GND
D
+
12
C57
0.1uF
{pg5} PHB_I_NEG
1K
PHA_HSG {pg5}
PHA_HSS {pg5}
PHA_LSG {pg5}
C63 0.15UF
43
42
41
40
12.0K
C62
47PF
10
9
PHB_HSG {pg5}
PHB_HSS {pg5}
PHB_LSG {pg5}
C66 0.15UF
38
37
36
35
U8C
+
AD8648WARUZ
R70
R71
1K
12.0K
R72
R73
{pg5} PHB_I_POS
PHC_HSG {pg5}
PHC_HSS {pg5}
PHC_LSG {pg5}
11
10
1
PH_B_I {pg2}
120.0
C64
47PF
GND
R69
8
-
C65
82pF
VREF/2
GND
{pg5} PHC_I_NEG
1K
53
52
50
49
33
6
12.0K
C67
47PF
5
6
DCBI
7
PH_C_I {pg2}
120.0
AD8648WARUZ
R76
R77
1K
12.0K
{pg5} PHC_I_POS
MC33937A_OC {pg2}
R74
-
C68
47PF
GND
24
27
C
U8B
+
C69
82pF
VREF/2
GND
MC33937APEK
PHC_LSS {pg5}
PHB_LSS {pg5}
PHA_LSS {pg5}
GND
5V_MCU
GND
C71
2.2uF
DC BUS Current Sensing
A = 12K / 1K = 12
Ua = (Idcb * 0.01 * A) + 2.5V
Idcb = <-20.83 .. 20.83> [A]
Ua = <0 .. 5> [V]
R83
DCBI
3
DCBI
C76
47PF
PH_A_I
1
6
{pg2} AN_SW
GND
{pg5} DCB_I_POS
C77
47PF
AMP_P
R112
4.7K
VREF/2
4
A
C75
4700 PF
R104
B1
U10
GND
NLVASB3157DFT2G
2
R89
R96
12.0K
12.0K
C79
4700 PF
GND
GND
DC BUS Voltage sensing
5V @ 25V * (3K/(12K+3K))
R100
R98
12.0K
R101
VDDA
R99
12.0K
R102
BEMF_A {pg2}
C74
0.1uF
R88
12.0K
BEMF_C {pg2}
120.0
3
DCBV {pg2}
120.0
120.0
2
GND
5
1
7
PH_C_OC {pg2}
PH_B_OC {pg2}
NCV2903
R94
12.0K
OC_TH
GND
C73
2.2uF
R103
BEMF_B {pg2}
120.0
C80
82pF
R93
12.0K
OUTA
OUTB
VDDA
DCB_V_POS
PHC_HSS
R97
12.0K
R105
3.0K
+INA
-INA
+INB
-INB
Inernal pull-up
must be activated in MCU
GND
PHB_HSS
GND
3
2
5
6
GND
C84
82pF
GND
Back EMF Voltage sensing
PHA_HSS
R85
1.0M
DCBI/PH_A_I {pg2}
S
GND
R84
1.0M
120.0
12.0K
R95
12.0K
DNP
A
B0
B
12.0K
4
1K
R91
R81
Close to ADC pin
VCC
12.0K
R90
5
GND
8
1K
U11
GND V+
AMP_N
{pg5} DCB_I_NEG
C72
0.1uF
VDDA
4
R82
DC BUS Current/Phase_A current switch
R106
3.0K
GND
R107
3.0K
C82
82pF
GND
GND
4
C81
82pF
GND
R108
3.0K
GND
C83
82pF
C78
R92
220PF 12.0K
GND
GND
3
GND
+
11
B
PGND
Automotive Product Group
6501 William Cannon Drive West
Austin, TX 78735-8598
This document contains information proprietary to Freescale and shall not be used for engineering design,
procurement or manufacture in whole or in part without the express written permission of Freescale.
GND
U8A
V+
1
ICAP Classification:
VREF/2
VAD8648WARUZ
GND
2
Designer:
B. ZUCZEK
Drawing Title:
Drawn by:
B. ZUCZEK
Page Title:
Approved:
J. KRAMOLIS
Size
A3
Document Number
Date:
Tuesday, May 20, 2014
FCP: ____
FIUO:
A
____ PUBI: X
XSKEAZ128REFDES
MOSFET DRIVERS / VI SENSING
Rev
C
SCH-28289 PDF: SPF-28289
Sheet
1
6
of
6