Texas Instruments TPS274C65, Руководство пользователя, Страница: 5 / 18

4 TPS274C65EVM Schematic
VDD_IC
VS
+3.3V
1
Analog_In
2
LP_UART_RX
3
LP_UART_TX
4
GP IO !
5
Analog In
6
S P I_CLK
7
GP IO !
8
I2C_SCL
9
I2C_SDA
10
+5V
21
GND
22
Analog_In
23
Analog_In
24
Analog_In
25
Analog_In
26
Analog_In/I2S_WS
27
Analog_In/I2S_SCLK
28
Analog_Out/I2S_SDout
29
Analog_Out/I2S_SDin
30
J5
SSQ-110-03-T-D
GP IO !
31
GP IO !
32
GP IO !
33
GP IO !
34
Timer_Cap/GP IO !
35
Timer_Cap/GP IO !
36
P WM/GP IO !
37
P WM/GP IO !
38
P WM/GP IO !
39
P WM/GP IO !
40
GP IO !
11
S P I_CS /GP IO !
12
S P I_CS /GP IO !
13
S P I_MIS O
14
S P I_MOS I
15
RS T
16
GP IO
17
GP IO !
18
P WM/GP IO !
19
GND
20
J10
SSQ-110-03-T-D
Gre e n
1
2
S1
Re d
1
2
F4
36V
D2
SMBJ36A-13-F
GND
100nF
100V
C9
J2
571-0500
Gre e n
1
2
S2
Gre e n
1
2
S 3
Gre e n
1
2
S 4
Re d
1
2
F3
Re d
1
2
F2
Re d
1
2
F1
uC_3V3
FLT_IC
FLT_IC
4.7k
R2
VDD_IC
1
2
J13
961102-6404-AR
Configura tion J umpe rs
J3
571-0500
REG_EN_IC
REG_EN_IC
GND
Leave floating to enable internal regulator
DO_EN_IC
1
2
J14
961102-6404-AR
DO_EN_IC
VDD_IC
Connect to enable SPI based output
4
7,8
1,2 ,3
5,6 ,
Q1
CSD18543Q3A
4
7,8
1,2 ,3
5,6 ,
Q2
CSD18543Q3A
4
7,8
1,2,3
5,6,
Q3
CSD18543Q3A
4
7,8
1,2 ,3
5,6 ,
Q4
CSD18543Q3A
2.2 µ F
50V
C7
GND
DSPI_IC
1
2
3
J15
961103-6804-AR
DSPI_IC
VDD_IC
GND
ADDCFG_IC
GND
Change the DIP switch to change SPI address
22nF
100V
C10
22nF
100V
C11
22nF
100V
C12
22nF
100V
C13
GND
GND
GND
GND
TP3
TP9
TP13
5010
TP17
READY_IC
READY_IC
Pull HI to enable Daisy Chain SPI
uC Conne ction
SCLK_IC
CS_IC
ISNS_IC
4.7k
R10
100V
100pF
C14
GND
SNS_uC
Ana log S e ns ing
3.3V
D3
MMSZ5226B-7-F
SNS_uC
SDI_BP
SDO_BP
1
2
3
J17
961103-6804-AR
1
2
3
J18
961103-6804-AR
SDI_IC SDO_IC
Connect 2 and 3 for Addressable SPI
Connect 1 and 2 for every other EVM for Daisy Cha in
TP5
TP11
TP14
5011
TP20
390
R1
390
R5
J4
J7
J8
J9
J6
571-0100
TP7
5011
TP8
5011
TP2
5010
TP1
5010
TP 18
5126
GND
GND
SCLK_IC
SDI_IC
SDO_IC
CS_IC
49.9
R3
49.9
R4
49.9
R6
49.9
R7
TP 4
TP 10
TP 15
TP 19
TP 22
5126
RCB_1_1 RCB_1_2
RCB_2_1 RCB_2_2
RCB_3_1 RCB_3_2
RCB_4_1 RCB_4_2
TP6
TP12
TP16
TP21
RCB_1_1
RCB_1_2 RCB_2_1
RCB_2_2 RCB_3_1
RCB_3_2 RCB_4_1
RCB_4_2
Connect to short RCB FET
4.7nF
100V
C8
1 3
D1 BAS21-7-F
3.3V BUCK
1
2
3
J16
961103-6804-AR
VDD_IC
uC_3V3
BUCK_3V3
TP24
5011
SDO_BP
SDI_BP
SDI_BP
SDO_BP
Resistor Value(kΩ) ADDCFG Code
13.3 000
17.8 001
23.7 010
31.6 011
44.2 100
59 101
78.7 110
110 111
TP 25
TP 23
TP 26
TP 28
VDD
4
RCB1
40
RCB2
31
RCB3
11
RCB4
20
OUT1
38
OUT1
39
OUT2
32
OUT2
33
OUT3
12
OUT3
13
OUT4
18
OUT4
19
VS
14
VS
15
VS
16
VS
17
VS
34
VS
35
VS
36
VS
37
CS
10
FLT
2
READY
1
ADDCFG
30
DO_EN
3
DSPI
28
ISNS
6
PowerPad
41
REG_EN
29
SDO
7
SDI
8
SCLK
9
LEDOUT1
22
LEDOUT2
23
LEDOUT3
24
LEDOUT4
25
NC
26
NC
27
GND
5
GND
21
TPS274C65AS
U2
DO_EN_IC
DSPI_IC
GND
GND
Re d
1
2
F5
4.7k
R8
GND
1
2
J19
TSW-102-23-T-S
1
2
J20
TSW-102-23-T-S
1
2
J21
TSW-102-23-T-S
1
2
J22
TSW-102-23-T-S
ADDCFG_IC
13.3k
R12
17.8k
R13
23.7k
R14
J11
571-0100
TP27
5011
31.6k
R15
44.2k
R16
59.0k
R17
78.7k
R18
110k
R19
GND
1
2
3
J12
961103-6804-AR
1.00k
R9
5k
R11
3296Y-1-502LF
GND
ISNS_IC
TP 29
5126
RT
1
P GOOD
2
EN/UVLO
3
VIN
4
S W
5
BOOT
6
VCC
7
VOUT/BIAS
8
GND
9
LMR36506R3RPET
U1
1
2
3
J1
961103-6804-AR
GND
100V
2.2uF
C3
100nF
100V
C2
100V
1uF
C6
100nF
50V
C1
15uH
L1
10V
22uF
C4
10V
22uF
C5
GND
BUCK_3V3
C
1 2 3 4 5 6 7 8
SW1
STV08
Figure 4-1. TPS274C65EVM Schematic Drawing
www.ti.com TPS274C65EVM Schematic
SLVUCI0 – MAY 2022
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