1
1
2
2
3
3
4
4
5
5
6
6
D D
C C
B B
A A
3 9
10/12/2018
PROC073A_PMIC.SchDoc
Sheet Title:
Size:
Mod. Date:
File:
Sheet: of
B http://www.ti.com
Contact: http://www.ti.com/support
IWR6843ISK(Industrial Starter Kit)Project Title:
Designed for: Public Release
Assembly Variant: 001
© Texas Instruments 2018
Drawn By:
Engineer: Chethan Kumar Y.B
Texas Instruments and/or its licensors do not warrant the accuracy or completeness of this specification or any information contained therein. Texas Instruments and/or its licensors do not
warrant that this design will meet the specifications, will be suitable for your application or fit for any particular purpose, or will operate in an implementation. Texas Instruments and/or its
licensors do not warrant that the design is production worthy. You should completely validate and test your design implementation to confirm the system functionality for your application.
Version control disabledSVN Rev:
PROC073Number: Rev: A
TID #: N/A
Orderable: IWR6843ISK
PMIC (1.2V, 1.8V OUTPUTS)
VCC_3V3
10uF
C37
0.1uF
C38
1µF
C54
1V24 TO 1V LDO
GND
PMIC_1V0
0.002R3PMIC_1V8VCC_3V3
0.1uF
C39
1µF
C55
470nH
L4
22uF
C40
VCC_3V3
GND
22uF
C41
0.1uF
C43 0.002R680R82
GND
10µF
C42
1µF
C56
MON_1V
22uF
C44PMIC_1V24
GND
470nH
L5
0.002
R81
0R83
GNDGND
10kR163
PGOOD
10uF
C450
R84
0
R149
OUT
1
DNC
2
FB
3
PG
4
DNC
5
DNC
6
DNC
7
GND
8
DNC
9
DNC
10
DNC
11
BIAS
12
NR/SS
13
EN
14
IN
15
IN
16
IN
17
GND
18
OUT
19
OUT
20
PAD
21
TPS7A5301QRGRRQ1
U5
22uF
C46
22uF
C47
22uF
C61
10k
R164 VCC_3V3VCC_3V3
GND
0.01uF
C48
1uH
L6
RADAR_1V2
INT
1
FB_B0
2
FB_B1
3
AGND
4
VANA
5
WD_RESET
6
WDI
7
VOUT_BST
8
SW_BST
9
PGND_BST
10
NRST
11
GPO0
12
VIN_B1
13
VIN_B1
14
SW_B1
15
SW_B1
16
PGND_B1
17
PGND_B1
18
EN1
19
SCL (EN2)
20
SDA (EN3)
21
CLKIN (GPO2)
22
PGND_B0
23
PGND_B0
24
SW_B0
25
SW_B0
26
VIN_B0
27
VIN_B0
28
PG0
29
VMON1
30
VMON2
31
PG1 (GPO1)
32
PAD
33
LP87702DRHBRQ1
U4
VCC_3V3
GND GNDGND
10uF
C49
1.0k
R122
GND
0.01uF
C52
12.1k
R85
10k
R87
10k
R118
10k
R148
RADAR_SDA
10k
R86
0
R88
RADAR_SCL
0
R89
0
R90
RADAR_INTn
EN_3V3
0
R69
PMIC_EN PGOOD
0
R91
48k7
R92
0
R93
0
R167
0
R168
VCC_3V3VCC_3V3
GNDGND
0.1uF
C62
0
R121
0.1uF
C66
10k
R95
0
R166
RADAR_1V8
11.8k
R97
RADAR_NRST
GNDGND
0.1uF
C67
0
R165
GNDGND
GND
0.1uF
C53
RADAR_3V3
RADAR_PMIC_CLKOUT_SOP2
GND 10k
R170
RC time is 1ms
RADAR_INTn 0R171
RADAR_GPIO_2
RADAR_WARMRST
0
R98
THERMAL SHUTDOWN=125C
VCC_3V3
10k
R141
0
R102
RADAR_PMIC_CLKOUT_SOP2
Current Sense Resistors
Load switch for delaying 3.3V to IWR6483 module
WDI is disabled and enabled GPIO mode
10k
R100
GND
VCC_3V3
CB_PMIC_1V2CB_PMIC_1V8PMIC_1V8 PMIC_1V24VCC_3V3 VCC_LD_SW_3V3
510
R78
0R138
0.002R70 0.002R96
1V2_VIN+1V8_VIN+ 1V2_VIN-1V8_VIN-
CB_PMIC_1V8
0R99
Yellow
12
DS1
TLMY1000-GS08
510R119
1uF
C50
0.1uF
C51
EN_3V3
VIN
1
GND
2
ON
3
CT
4
QOD
5
VOUT
6
TPS22917DBVR
U9
GND
THE 3V3 OUTPUT FROM PMIC IS USED AS PGOOD. CB_PMIC_1V0PMIC_1V0 RADAR_3V3VCC_LD_SW_3V3
0.002
R71
100k
R120
0.002R123
3V3_VIN+ 3V3_VIN-1V0_VIN+ 1V0_VIN-
100V
1000pF
C60
PGOOD
1
2 3
Q1
BSS123
510R79
GND GND
100k
R80
GND
RADAR_MCUCLKOUT
RADAR_NERR_OUT
PIC3701
PIC3702
COC37
PIC3801
PIC3802
COC38
PIC3901
PIC3902
COC39
PIC4001
PIC4002
COC40
PIC4101
PIC4102
COC41
PIC4201
PIC4202
COC42
PIC4301
PIC4302
COC43
PIC4401
PIC4402
COC44
PIC4501
PIC4502
COC45
PIC4601
PIC4602
COC46
PIC4701
PIC4702
COC47
PIC4801
PIC4802
COC48
PIC4901
PIC4902
COC49
PIC5001
PIC5002
COC50
PIC5101
PIC5102
COC51
PIC5201
PIC5202
COC52
PIC5301
PIC5302
COC53
PIC5401
PIC5402
COC54
PIC5501
PIC5502
COC55
PIC5601
PIC5602
COC56
PIC6001
PIC6002
COC60
PIC6101
PIC6102
COC61
PIC6201
PIC6202
COC62
PIC6601
PIC6602
COC66
PIC6701
PIC6702
COC67
PIDS101
PIDS102
CODS1
PIL401
PIL402
COL4
PIL501
PIL502
COL5
PIL601
PIL602
COL6
PIQ101
PIQ102
PIQ103
COQ1
PIR301
PIR302
COR3
PIR6801
PIR6802
COR68
PIR6901
PIR6902
COR69
PIR7001
PIR7002
COR70
PIR7101
PIR7102
COR71
PIR7801
PIR7802
COR78
PIR7901
PIR7902
COR79
PIR8001
PIR8002
COR80
PIR8101
PIR8102
COR81
PIR8201
PIR8202
COR82
PIR8301
PIR8302
COR83
PIR8401
PIR8402
COR84
PIR8501
PIR8502
COR85
PIR8601
PIR8602
COR86
PIR8701
PIR8702
COR87
PIR8801
PIR8802
COR88
PIR8901
PIR8902
COR89
PIR9001
PIR9002
COR90
PIR9101
PIR9102
COR91
PIR9201
PIR9202
COR92
PIR9301
PIR9302
COR93
PIR9501
PIR9502
COR95
PIR9601
PIR9602
COR96
PIR9701
PIR9702
COR97
PIR9801
PIR9802
COR98
PIR9901
PIR9902
COR99
PIR10001
PIR10002
COR100
PIR10201
PIR10202
COR102
PIR11801
PIR11802
COR118
PIR11901
PIR11902
COR119
PIR12001
PIR12002
COR120
PIR12101
PIR12102
COR121
PIR12201
PIR12202
COR122
PIR12301
PIR12302
COR123
PIR13801
PIR13802
COR138
PIR14101
PIR14102
COR141
PIR14801
PIR14802
COR148
PIR14901
PIR14902
COR149
PIR16301
PIR16302
COR163
PIR16401
PIR16402
COR164
PIR16501
PIR16502
COR165
PIR16601
PIR16602
COR166
PIR16701
PIR16702
COR167
PIR16801
PIR16802
COR168
PIR17001
PIR17002
COR170
PIR17101
PIR17102
COR171
PIU401
PIU402
PIU403
PIU404
PIU405
PIU406
PIU407
PIU408
PIU409
PIU4010
PIU4011
PIU4012
PIU4013
PIU4014
PIU4015
PIU4016
PIU4017
PIU4018
PIU4019
PIU4020
PIU4021
PIU4022
PIU4023
PIU4024
PIU4025
PIU4026
PIU4027
PIU4028
PIU4029
PIU4030
PIU4031
PIU4032
PIU4033
COU4
PIU501
PIU502
PIU503
PIU504
PIU505
PIU506
PIU507
PIU508
PIU509
PIU5010
PIU5011
PIU5012
PIU5013
PIU5014
PIU5015
PIU5016
PIU5017
PIU5018
PIU5019
PIU5020
PIU5021
COU5
PIU901
PIU902
PIU903
PIU904
PIU905
PIU906
COU9
PO1V00VIN0
PO1V20VIN0
PO1V80VIN0
PO3V30VIN0
POEN03V3
POMON01V
POPGOOD
POPMIC0EN
PORADAR0GPIO02
PORADAR0MCUCLKOUT
PORADAR0NERR0OUT
PORADAR0NRST
PORADAR0PMIC0CLKOUT0SOP2
PORADAR0SCL
PORADAR0SDA
PORADAR0WARMRST
