Schematic for tkvt_template

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how would i get ic1 to connect to a tp4056 and dw01a charging circuit

kkonline

@copilot how would i get ic1 to connect to a tp4056 and dw01a charging circuit

copilot

To connect the MAX17043G+T (IC1) with the TP4056 and DW01A in a charging circuit for a single-cell lithium-ion battery, you can follow these steps. The MAX17043G+T is a fuel gauge IC that operates over an I²C interface. Let's assume you want to enable battery monitoring with your charging circuitry.

TP4056 Connections:

Power Supply:
- Connect VIN:1 to your power source.
- Connect TP4056:VCC to C1.
- Connect GND:1 to TP4056:GND
Battery Connection:
- Connect BAT: to TP4056:BAT.
- Connect BAT: to GND:1.
Programming Current:
- Connect TP4056:PROG to R1.

DW01A Connections:

Power Pins:
- Connect DW01A to [Net 10](Net 10): R5:P1.
- Connect DW01A to GND:1.
Control Connections:
- Connect DW01A to [Net 7](Net 7): U1:G2.
- Connect DW01A to R4.

MAX17043G+T Connections:

Power Connections:
- Connect VDD to BAT.
- Connect GND to GND:1.
I²C Interface:
- Connect SCL and SDA to your microcontroller or host device for communication.

By connecting these ICs, you create a system where the TP4056 circuit is responsible for charging, the DW01A provides safety and overcharge protection, and the MAX17043G+T monitors battery capacity with an I²C output for processor interfacing. Make sure your connections match your schematic design for component-level integration.

Would you like more specific guidance or additional features for this integration?

kkonline

does ic1 need any capacitors or resistors ?

copilot

Yes, the MAX17043G+T (IC1) typically requires a few external components to function properly:

Capacitors:

Decoupling Capacitors:
- It's common to place a 0.1 µF capacitor (such as C1) close to the VDD pin to stabilize the power supply and filter out noise. Connect:
  - C1 to IC1:VDD.
  - C1 to GND:1.

Resistors:

Pull-up Resistors for I²C Lines:
- The I²C communication lines (SCL and SDA) typically require pull-up resistors to the power rail to ensure the lines are at a high potential when not actively driven low. The resistor values are often between 2.2 kΩ and 10 kΩ, depending on the bus capacitance and speed. You might consider including these as R6 and R7, based on typical design practices.

Do you need help sourcing these additional components, or would you like further explanation on the placement and role of these components in your circuit?

kkonline

copilot

Great! It sounds like you're on track. If you have any more questions or need further assistance as you integrate the MAX17043G+T into your circuit, feel free to ask. Happy designing with Flux!

kkonline

what is cell qstart and alrt on ic1

copilot

The

MAX17043G+T

includes pins for CELL, QSTRT, and ~ALRT, which are used as follows:

CELL Pin

Function: The CELL pin is used to measure the battery voltage. Since the MAX17043 is typically configured to monitor single-cell lithium-ion batteries, this pin directly connects to the positive terminal (or line) of the single-cell battery.

QSTRT Pin

Function: The Quick-Start (QSTRT) pin is used to initiate a quick start, which forces the internal sense resistor measurements to restart, recalibrating the fuel gauge. This can be useful after a significant change in battery load or during initial power-up to ensure accurate fuel gauge measurements.

~ALRT Pin

Function: The Alert (~ALRT) pin is an active-low interrupt output. It signals the host microcontroller when the battery state crosses predefined thresholds, such as low charge or overvoltage. This pin allows the microcontroller to take appropriate actions like notifying the user or adjusting power consumption.

These pins help integrate the

MAX17043G+T

into a more complex system for better battery management and monitoring. Would you like more detailed integration information or example use cases?

kkonline

so right now where should i connect cell ?

copilot

To connect the MAX17043G+T CELL pin in your existing circuit, you should connect it to the positive terminal of your battery. This allows the IC to accurately measure the battery voltage.

Here is how you should make the connection:

Connect $\text{IC1}:\text{CELL}$ to $\text{BAT}:\text{PIN1}$ .

This connection allows the fuel gauge IC to monitor the battery voltage directly, providing accurate state-of-charge information.

If you have further questions about integrating this or any adjustments you'd like to make, feel free to ask!

whats ctg on cell 1

kkonline

@copilot whats ctg on cell 1

copilot

The MAX17043G+T is a fuel gauge IC that uses a proprietary "ModelGauge" algorithm to monitor the state-of-charge (SOC) of a battery. In this context:

CTG (Coulomb Counter Gate): This pin is typically used in advanced fuel gauge ICs for control or configuration purposes related to the coulomb counting mechanism, which measures the charge flow in or out of the battery.

However, this pin's exact function can vary based on the specific design or configuration. For the MAX17043G+T, the datasheet would provide detailed information on the usage and functionalities associated with the CTG pin. If you have a specific application or need more details, let me know!

kkonline

so right now is ic1 integrated properly with my existing circuit ?

copilot

Let's take a look at how

\text{IC1}

(the MAX17043G+T in your circuit) is connected with other components:

Here are the notable connections for

\text{IC1}

Pin 3 (VDD): Connected to multiple components on $\text{Net 8}$ , including the battery. This is where the IC receives power, so it must be connected to the appropriate voltage level.
Pin 4 (GND): Connected to the main ground $\text{Net}$ , which is expected.
Pin 2 (CELL): Also connected to $\text{Net 8}$ , the same as VDD, which seems correct if it is intended to monitor the battery connected to this net.
Pins 7 (SCL) and 8 (SDA): These are typically used for I2C communication. However, there is no information about their connection in the provided information.
Pin 5 (~ALRT): This pin is used for alert outputs, but there is no information about its connection in the provided information.
Pin 1 (CTG): You asked about it earlier, and there is no clear connection mentioned for this pin.
Pin 6 (QSTRT): There is no information about this pin's connection.

For full integration:

Ensure I2C lines (SCL and SDA) are connected to a host microcontroller or the circuit that requires communication with the fuel gauge.
If you have specific functions for ~ALRT or CTG, connect those pins to the appropriate circuit elements or microcontroller inputs.

The current connections seem mostly appropriate for power and basic operation, but the communication and alert functionalities need consideration. If you have any specific requirements or function of

\text{IC1}

you want to ensure, feel free to let me know!

Resistance

1k Ω

Resistance

1k Ω

GND

VIN

Capacitance

100n F

Resistance

1k Ω

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Component Overrides • 23

	Designator	Ruleset
	＊｀REF｀＊	Override rule for ＊｀REF｀＊
	＊｀REF｀＊	Override rule for ＊｀REF｀＊
	＊｀REF｀＊	Override rule for ＊｀REF｀＊
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	＊｀REF｀＊	Override rule for ＊｀REF｀＊
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	＊｀REF｀＊	Override rule for ＊｀REF｀＊
	＊｀REF｀＊	Override rule for ＊｀REF｀＊
	＊｀VALUE｀＊	Override rule for ＊｀VALUE｀＊
	＊｀VALUE｀＊	Override rule for ＊｀VALUE｀＊
	＊｀VALUE｀＊	Override rule for ＊｀VALUE｀＊
	＊｀VALUE｀＊	Override rule for ＊｀VALUE｀＊
	＊｀VALUE｀＊	Override rule for ＊｀VALUE｀＊
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	＊｀VALUE｀＊	Override rule for ＊｀VALUE｀＊
	＊｀VALUE｀＊	Override rule for ＊｀VALUE｀＊

Airwires • 1

	Designators	Net
	U1:D1/D2, U1:D1/D2	Net 9

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Manufacturer Part Number • 1

	Designator	MPN
	D1	None

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Ground
A common return path for electric current. Commonly known as ground.
jharwinbarrozo
20.5M
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
Power Net Portal
Wirelessly connects power nets on schematic. Identical to the net portal, but with a power symbol. Used to organize schematics and separate functional blocks. To wirelessly connect power net portals, give them the same designator. #portal #power
jharwinbarrozo
11.4M
Generic Resistor
A generic fixed resistor for rapid developing circuit topology. Save precious design time by seamlessly add more information to this part (value, footprint, etc.) as it becomes available. Standard resistor values: 1.0Ω 10Ω 100Ω 1.0kΩ 10kΩ 100kΩ 1.0MΩ 1.1Ω 11Ω 110Ω 1.1kΩ 11kΩ 110kΩ 1.1MΩ 1.2Ω 12Ω 120Ω 1.2kΩ 12kΩ 120kΩ 1.2MΩ 1.3Ω 13Ω 130Ω 1.3kΩ 13kΩ 130kΩ 1.3MΩ 1.5Ω 15Ω 150Ω 1.5kΩ 15kΩ 150kΩ 1.5MΩ 1.6Ω 16Ω 160Ω 1.6kΩ 16kΩ 160kΩ 1.6MΩ 1.8Ω 18Ω 180Ω 1.8KΩ 18kΩ 180kΩ 1.8MΩ 2.0Ω 20Ω 200Ω 2.0kΩ 20kΩ 200kΩ 2.0MΩ 2.2Ω 22Ω 220Ω 2.2kΩ 22kΩ 220kΩ 2.2MΩ 2.4Ω 24Ω 240Ω 2.4kΩ 24kΩ 240kΩ 2.4MΩ 2.7Ω 27Ω 270Ω 2.7kΩ 27kΩ 270kΩ 2.7MΩ 3.0Ω 30Ω 300Ω 3.0KΩ 30KΩ 300KΩ 3.0MΩ 3.3Ω 33Ω 330Ω 3.3kΩ 33kΩ 330kΩ 3.3MΩ 3.6Ω 36Ω 360Ω 3.6kΩ 36kΩ 360kΩ 3.6MΩ 3.9Ω 39Ω 390Ω 3.9kΩ 39kΩ 390kΩ 3.9MΩ 4.3Ω 43Ω 430Ω 4.3kΩ 43KΩ 430KΩ 4.3MΩ 4.7Ω 47Ω 470Ω 4.7kΩ 47kΩ 470kΩ 4.7MΩ 5.1Ω 51Ω 510Ω 5.1kΩ 51kΩ 510kΩ 5.1MΩ 5.6Ω 56Ω 560Ω 5.6kΩ 56kΩ 560kΩ 5.6MΩ 6.2Ω 62Ω 620Ω 6.2kΩ 62KΩ 620KΩ 6.2MΩ 6.8Ω 68Ω 680Ω 6.8kΩ 68kΩ 680kΩ 6.8MΩ 7.5Ω 75Ω 750Ω 7.5kΩ 75kΩ 750kΩ 7.5MΩ 8.2Ω 82Ω 820Ω 8.2kΩ 82kΩ 820kΩ 8.2MΩ 9.1Ω 91Ω 910Ω 9.1kΩ 91kΩ 910kΩ 9.1MΩ #generics #CommonPartsLibrary
jharwinbarrozo
1.5M
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 10,000uF 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 20pF 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 Inductor
A generic fixed inductor for rapid developing circuit topology. *You can now change the footprint and 3D model at the top level anytime you want. This is the power of #generics
jharwinbarrozo
15.1k
Terminal
An electrical connector acting as reusable interface to a conductor and creating a point where external circuits can be connected.
natarius
RMCF0805JT47K0
47 kOhms ±5% 0.125W, 1/8W Chip Resistor 0805 (2012 Metric) Automotive AEC-Q200 Thick Film #forLedBlink
jharwinbarrozo
1.2M
875105359001
10uF Capacitor Aluminum Polymer 20% 16V SMD 5x5.3mm #forLedBlink #commonpartslibrary #capacitor #aluminumpolymer #radialcan
jharwinbarrozo
1.2M
CTL1206FYW1T
Yellow 595nm LED Indication - Discrete 1.7V 1206 (3216 Metric) #forLedBlink
jharwinbarrozo
1.1M

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Distributor		Qty 1
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	Verical	$0.37–$0.87

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