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CAN SUBLAYOUT
for U2 I need a analog pin that I can read up to 3v3 on
3
can you use a 16Mhz crystal with the STM32F4X1CXU6 part?
6
P1 48v P2 GND for 48v
8
for U2 where is the reset pin wired to? Also does it need anything special to a...
4
I am going to change out X1 and use X2 instead. Can you tell me if the low capa...
7
what pins on the microcontroller should OSCIN and OSCOUT go to
5
L1
Inductance
2.2uH
LED1
PGND
GND
GND
PGND
LED4
GND
GND
GND
GND
LED3
GND
PGND
LED2
GND
PGND
LED5
GND
GND
GND
PGND
PGND
GND
GND
GND
GND
GND
GND
GND
GND
GND
BOOT Selector Mode
Note 3
Line 1
RB Resistor Selection
Line 2
3.3v - R1 33.2k, R2 10k
Line 3
5v - R1 54.9k, R2 10k
R2
Resistance
220 Ω
R1
Resistance
220 Ω
R12
Resistance
110 Ω
ANALOG PINS
Line 1
PA0~PA7 are all 0~3v3 12bit ADCs
R15
Resistance
33.2kΩ
Note 4
Line 1
20 to 68 uF
R5
Resistance
10kΩ
R7
Resistance
390 Ω
Note 2
Line 1
3v3 @ 1A
R9
Resistance
10kΩ
R10
Resistance
10kΩ
R13
Resistance
10kΩ
R8
Resistance
10kΩ
Logic Key
Line 1
When 12V is high,
Line 2
TTL is low
RESET CIRCUIT
Out to Motor Controller
R21
Resistance
390kΩ
Decoupling Caps
Current Monitoring Section
R16
Resistance
1kΩ
confirmed
confirmed
CONTACTOR CIRCUIT
Key Switch Input
Line 1
48V comes into P1 which goes though the opto anode then back to p2 (-48v gnd) from the cathode. This will drive the START_TTL_IN low
R4
Resistance
110 Ω
R6
Resistance
220 Ω
CL Calculations
Line 1
(CX+strayC)/2
Line 2
(39pf + 5)/2=22pf
R17
Resistance
1kΩ
confirmed
confirmed
R14
Resistance
10kΩ
R3
Resistance
220 Ω
R7 is a power resistor
R20
Resistance
10kΩ
My Logic
Line 1
Q2 should start conducting which would allow for Q1 to switch 48V into IP+ pin. This will come out IP- pin on the current monitor (u3). If Q2 does not conduct it should make Q1 open as well and no current should be conducting through Q1.
R19
Resistance
4.7kΩ
Minimal Design Schematic
Line 1
http://www.haoyuelectronics.com/Attachment/STM32F103C8T6-DEV-BOARD/STM32F103C8T6-DEV-BOARD-SCH.pdf
SWD Interface
R11
Resistance
220 Ω
12V
RESET
3V3
3V3
3V3
3V3
48V
3V3
12V
3V3
3V3
3V3
12V
3V3
48V
12V
48V
CANBUS INPUT
BOOT1
CONTACTOR
RESET
PRECHARGE
LED_VAL2
VOLTAGE_SENSE
LED_VAL1
LED_VAL1
CANTX
LED_VAL4
VOLTAGE_SENSE
LED_VAL2
J4
KEY_INPUT
J3
MOTOR+
RESET
LED_VAL4
CANTX
CONTACTOR_SW
CANRX
CONTACTOR
SWCLK
J5
LED_VAL5
BOOT0
CONTACTOR_SW
CANRX
LED_VAL3
LED_VAL3
PRECHARGE
BOOT1
SWCLK
BOOT0
MOTOR+
SWDIO
SWDIO
START_TTL_IN
LED_VAL5
Y2
C6
Capacitance
.1uF
C2
Capacitance
1uF
C4
Capacitance
.1uF
Q5
C1
Capacitance
10uF
C12
Capacitance
.1uF
C3
Capacitance
.1uF
Q2
C9
Capacitance
10uF
C8
Capacitance
.1uF
C11
Capacitance
22uF
Q1
C7
Capacitance
22uF
C13
Capacitance
22pF
C14
Capacitance
22pF
C5
Capacitance
.1uF
C10
Capacitance
10uF
J6
U2
Manufacturer Part Number
STM32F103C8T6
CONTACTOR
IC1
Manufacturer Part Number
TPS561208DDCR
J2
Q4
Q3
J1
U1
Part Type
Sensor
Manufacturer Part Number
ACS70331EOLCTR-005U3
D1
  • Generic Inductor
    Generic Inductor
    A generic fixed inductor suitable for rapid circuit topology development. The footprint automatically adapts based on the selected package, supporting standard SMD sizes (e.g., 0402, 0603, 0805) as well as well-known inductor packages such as SDR1806, PA4320, SRN6028, and SRR1260. Standard inductor values: 1.0 nH, 10 nH, 100 nH, 1.0 µH, 10 µH, 100 µH, 1.0 mH 1.2 nH, 12 nH, 120 nH, 1.2 µH, 12 µH, 120 µH, 1.2 mH 1.5 nH, 15 nH, 150 nH, 1.5 µH, 15 µH, 150 µH, 1.5 mH 1.8 nH, 18 nH, 180 nH, 1.8 µH, 18 µH, 180 µH, 1.8 mH 2.2 nH, 22 nH, 220 nH, 2.2 µH, 22 µH, 220 µH, 2.2 mH 2.7 nH, 27 nH, 270 nH, 2.7 µH, 27 µH, 270 µH, 2.7 mH 3.3 nH, 33 nH, 330 nH, 3.3 µH, 33 µH, 330 µH, 3.3 mH 3.9 nH, 39 nH, 390 nH, 3.9 µH, 39 µH, 390 µH, 3.9 mH 4.7 nH, 47 nH, 470 nH, 4.7 µH, 47 µH, 470 µH, 4.7 mH 5.6 nH, 56 nH, 560 nH, 5.6 µH, 56 µH, 560 µH, 5.6 mH 6.8 nH, 68 nH, 680 nH, 6.8 µH, 68 µH, 680 µH, 6.8 mH 8.2 nH, 82 nH, 820 nH, 8.2 µH, 82 µH, 820 µH, 8.2 mH #generics #CommonPartsLibrary
    jharwinbarrozo
    16.6k
  • Generic Capacitor
    Generic Capacitor
    A generic fixed capacitor ideal for rapid circuit topology development. You can choose between polarized and non-polarized types, its symbol and the footprint will automatically adapt based on your selection. Supported options include standard SMD sizes for ceramic capacitors (e.g., 0402, 0603, 0805), SMD sizes for aluminum electrolytic capacitors, and through-hole footprints for polarized capacitors. Save precious design time by seamlessly add more information to this part (value, footprint, etc.) as it becomes available. Standard capacitor values: 1.0pF, 10pF, 100pF, 1000pF, 0.01uF, 0.1uF, 1.0uF, 10uF, 100uF, 1000uF, 10000uF 1.1pF, 11pF, 110pF, 1100pF 1.2pF, 12pF, 120pF, 1200pF 1.3pF, 13pF, 130pF, 1300pF 1.5pF, 15pF, 150pF, 1500pF, 0.015uF, 0.15uF, 1.5uF, 15uF, 150uF, 1500uF 1.6pF, 16pF, 160pF, 1600pF 1.8pF, 18pF, 180pF, 1800pF 2.0pF, 20pF, 200pF, 2000pF 2.2pF, 22pF, 220pF, 2200pF, 0.022uF, 0.22uF, 2.2uF, 22uF, 220uF, 2200uF 2.4pF, 24pF, 240pF, 2400pF 2.7pF, 27pF, 270pF, 2700pF 3.0pF, 30pF, 300pF, 3000pF 3.3pF, 33pF, 330pF, 3300pF, 0.033uF, 0.33uF, 3.3uF, 33uF, 330uF, 3300uF 3.6pF, 36pF, 360pF, 3600pF 3.9pF, 39pF, 390pF, 3900pF 4.3pF, 43pF, 430pF, 4300pF 4.7pF, 47pF, 470pF, 4700pF, 0.047uF, 0.47uF, 4.7uF, 47uF, 470uF, 4700uF 5.1pF, 51pF, 510pF, 5100pF 5.6pF, 56pF, 560pF, 5600pF 6.2pF, 62pF, 620pF, 6200pF 6.8pF, 68pF, 680pF, 6800pF, 0.068uF, 0.68uF, 6.8uF, 68uF, 680uF, 6800uF 7.5pF, 75pF, 750pF, 7500pF 8.2pF, 82pF, 820pF, 8200pF 9.1pF, 91pF, 910pF, 9100pF #generics #CommonPartsLibrary
    jharwinbarrozo
    1.5M
  • Generic Resistor
    Generic Resistor
    A generic fixed resistor ideal for rapid circuit topology development. Its footprint automatically adapts based on the selected package case code—supporting 0402, 0603, 0805, 1203, and many other standard SMD packages, as well as axial horizontal and vertical configurations. Save precious design time by seamlessly add more information to this part (value, footprint, etc.) as it becomes available. Standard resistor values: 1.0 ohm, 10 ohm, 100 ohm, 1.0k ohm, 10k ohm, 100k ohm, 1.0M ohm 1.1 ohm, 11 ohm, 110 ohm, 1.1k ohm, 11k ohm, 110k ohm, 1.1M ohm 1.2 ohm, 12 ohm, 120 ohm, 1.2k ohm, 12k ohm, 120k ohm, 1.2M ohm 1.3 ohm, 13 ohm, 130 ohm, 1.3k ohm, 13k ohm, 130k ohm, 1.3M ohm 1.5 ohm, 15 ohm, 150 ohm, 1.5k ohm, 15k ohm, 150k ohm, 1.5M ohm 1.6 ohm, 16 ohm, 160 ohm, 1.6k ohm, 16k ohm, 160k ohm, 1.6M ohm 1.8 ohm, 18 ohm, 180 ohm, 1.8K ohm, 18k ohm, 180k ohm, 1.8M ohm 2.0 ohm, 20 ohm, 200 ohm, 2.0k ohm, 20k ohm, 200k ohm, 2.0M ohm 2.2 ohm, 22 ohm, 220 ohm, 2.2k ohm, 22k ohm, 220k ohm, 2.2M ohm 2.4 ohm, 24 ohm, 240 ohm, 2.4k ohm, 24k ohm, 240k ohm, 2.4M ohm 2.7 ohm, 27 ohm, 270 ohm, 2.7k ohm, 27k ohm, 270k ohm, 2.7M ohm 3.0 ohm, 30 ohm, 300 ohm, 3.0K ohm, 30K ohm, 300K ohm, 3.0M ohm 3.3 ohm, 33 ohm, 330 ohm, 3.3k ohm, 33k ohm, 330k ohm, 3.3M ohm 3.6 ohm, 36 ohm, 360 ohm, 3.6k ohm, 36k ohm, 360k ohm, 3.6M ohm 3.9 ohm, 39 ohm, 390 ohm, 3.9k ohm, 39k ohm, 390k ohm, 3.9M ohm 4.3 ohm, 43 ohm, 430 ohm, 4.3k ohm, 43K ohm, 430K ohm, 4.3M ohm 4.7 ohm, 47 ohm, 470 ohm, 4.7k ohm, 47k ohm, 470k ohm, 4.7M ohm 5.1 ohm, 51 ohm, 510 ohm, 5.1k ohm, 51k ohm, 510k ohm, 5.1M ohm 5.6 ohm, 56 ohm, 560 ohm, 5.6k ohm, 56k ohm, 560k ohm, 5.6M ohm 6.2 ohm, 62 ohm, 620 ohm, 6.2k ohm, 62K ohm, 620K ohm, 6.2M ohm 6.8 ohm, 68 ohm, 680 ohm, 6.8k ohm, 68k ohm, 680k ohm, 6.8M ohm 7.5 ohm, 75 ohm, 750 ohm, 7.5k ohm, 75k ohm, 750k ohm, 7.5M ohm 8.2 ohm, 82 ohm, 820 ohm, 8.2k ohm, 82k ohm, 820k ohm, 8.2M ohm 9.1 ohm, 91 ohm, 910 ohm, 9.1k ohm, 91k ohm, 910k ohm, 9.1M ohm #generics #CommonPartsLibrary
    jharwinbarrozo
    1.5M
  • Net Portal
    Net Portal
    Wirelessly connects nets on schematic. Used to organize schematics and separate functional blocks. To wirelessly connect net portals, give them same designator. #portal
    jharwinbarrozo
    43.0M
  • RMCF0805JT47K0
    RMCF0805JT47K0
    General Purpose Thick Film Standard Power and High-Power Chip Resistor 47 kOhms ±5% 0.125W, 1/8W Chip Resistor 0805 (2012 Metric) Automotive AEC-Q200 Thick Film Features: - RMCF – standard power ratings - RMCP – high power ratings - Nickel barrier terminations standard - Power derating from 100% at 70ºC to zero at +155ºC - RoHS compliant, REACH compliant, and halogen free - AEC-Q200 compliant
    jharwinbarrozo
    1.2M
  • 875105359001
    875105359001
    10 µF 16 V Aluminum - Polymer Capacitors Radial, Can - SMD 30mOhm 2000 Hrs @ 105°C #commonpartslibrary #capacitor #aluminumpolymer #radialcan
    jharwinbarrozo
    1.2M
  • CTL1206FYW1T
    CTL1206FYW1T
    Yellow 595nm LED Indication - Discrete 1.7V 1206 (3216 Metric)
    jharwinbarrozo
    1.1M
  • 1070TR
    1070TR
    Battery Holder (Open) Coin, 20.0mm 1 Cell SMD (SMT) Tab bate or batt #forLedBlink
    jharwinbarrozo
    700.5k
  • Ground
    Ground
    A common return path for electric current. Commonly known as ground.
    jharwinbarrozo
    20.5M
  • Terminal
    Terminal
    An electrical connector acting as reusable interface to a conductor and creating a point where external circuits can be connected.
    natarius

current_limiter

current_limiter thumbnail
This is a design to limit the in-rush current when powering on a EV Motor controller.

Layout Rules

No layout rules computed.

Properties

Properties describe core aspects of the project.

Pricing & Availability

Distributor

Qty 1

Digi-Key

$8.59–$11.98

LCSC

$4.59–$5.94

Mouser

$12.50–$12.96

Controls