What is the Additional Feature ?

Name: MAX77818EWZ+T
Brand: Analog Devices Inc./Maxim Integrated
SKU: MAX77818EWZ+T
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Analog Devices Inc./Maxim Integrated MAX77818EWZ+T

Part No.:: MAX77818EWZ+T

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 72-WFBGA, WLBGA

Datasheet:: MAX77818EWZ+T.pdf

Description:: IC BATT CHG LI-ION 1CELL 72WLP

In Stock:: 2609

Quantity:: Add To Cart

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MAX77818EWZ+T Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
BatteryChemistry:
Lithium Ion/Polymer
NumberofCells:
1
Current-Charging:
Constant - Programmable
ProgrammableFeatures:
-
FaultProtection:
Over Current, Over Voltage
ChargeCurrent-Max:
3A
BatteryPackVoltage:
4.2V
Voltage-Supply(Max):
5V
Interface:
I²C
OperatingTemperature:
-40°C ~ 85°C (TA)
MountingType:
Surface Mount

MAX77818EWZ+T this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including MAX77818EWZ+T price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for MAX77818EWZ+T to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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MAX77818EWZ+T information

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MAX77818EWZ+T Typical application Circuitry

MAX77818EWZ T

The MAX77818EWZ+T is a high-efficiency power management IC (PMIC) designed for use in compact, battery-powered devices. This chip is known for its versatility in managing multiple power rails, making it ideal for applications like smartphones, tablets, and other portable electronics. Key features of the MAX77818EWZ+T include multiple integrated voltage regulators, high energy efficiency, and a compact form factor.

Application in Smartphone Power Management:

The MAX77818EWZ+T is particularly effective in smartphone power management systems, where efficient, multi-channel power regulation is required.

1. Power Input Connection: Connect the VIN pin (pin 1) of the MAX77818EWZ+T to the smartphone's battery output. This pin is responsible for receiving the input power, which is typically between 3.7V and 4.2V for standard lithium-ion batteries.

2. Voltage Regulation for CPU: The BUCK1 output pin (pin 2) of the MAX77818EWZ+T is connected to the power input of the smartphone's CPU. This buck regulator provides a stable voltage, necessary for the CPU's operation.

3. Voltage Regulation for Memory: The BUCK2 output pin (pin 3) of the MAX77818EWZ+T supplies power to the smartphone's memory modules. This ensures that memory has a stable and efficient power source.

4. Control Interface Setup: The I2C control pins (SDA, pin 4; SCL, pin 5) of the MAX77818EWZ+T are connected to the smartphone's main control unit. This interface allows for programmable control and monitoring of the PMIC.

Key Circuit Design Considerations:

When integrating the MAX77818EWZ+T into a smartphone circuit, several factors must be taken into account:

1. Stable Power Input: Ensuring a stable and noise-free power input to the MAX77818EWZ+T is critical for the efficient performance of the PMIC.

2. Heat Management: Due to the compact nature of smartphones, heat management for the MAX77818EWZ+T is crucial to prevent overheating and ensure reliable operation.

3. PCB Layout for Noise Reduction: The PCB layout should be optimized to minimize noise, especially in the power lines to the CPU and memory, to prevent interference and ensure stable operation.

4. Proper Bypass Capacitor Placement: Bypass capacitors should be placed close to the power inputs and outputs of the MAX77818EWZ+T to stabilize the voltage and filter out any transient noise.

In conclusion, the MAX77818EWZ+T is highly suitable for smartphone power management, offering efficient multi-channel power regulation. Key considerations in such a design include stable power input, effective heat management, optimized PCB layout for noise reduction, and proper bypass capacitor placement, to fully leverage the capabilities of the MAX77818EWZ+T in advanced portable electronic applications.

MAX77818EWZ+T FAQ

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3. Are the MAX77818EWZ+T price and inventory displayed accurate?

The price and inventory of MAX77818EWZ+T fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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6. What is the process for return or replacement of MAX77818EWZ+T?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the MAX77818EWZ+T we delivered, we will accept the replacement or return of the MAX77818EWZ+T only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of MAX77818EWZ+T.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations