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MAX8677AETG+T
+Lista de MateriaisIC BATT CHG LI-ION 1CELL 24TQFN
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FabricanteAnalog Devices Inc./Maxim Integrated
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Peça do Fabricante #MAX8677AETG+T
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Em Estoque2564
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Especificações
| Atributo | Valor |
| Series | Smart Power Selector™ |
| Part Status | Active |
| Base Product Number | MAX8677 |
| Battery Chemistry | Lithium Ion |
| Number of Cells | 1 |
| Current - Charging | Constant - Programmable |
| Programmable Features | Current, Timer |
| Fault Protection | Over Voltage |
| Charge Current - Max | 1.5A |
| Battery Pack Voltage | 4.2V |
| Voltage - Supply (Max) | 6.6V |
| Interface | USB |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package | 24-WFQFN Exposed Pad |
| Supplier Device Package | 24-TQFN (4x4) |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
Visão Geral
Description
The MAX8677AETG+T supports smart power management, integrating features like thermal regulation, battery temperature monitoring, and adjustable charge timers to ensure safe and efficient charging cycles. It also includes safety features such as overvoltage protection and a battery pack thermistor interface for temperature supervision.
The compact package and high level of integration make it suitable for space-constrained applications, providing designers with a versatile solution for efficient battery charging in portable electronics like smartphones, MP3 players, and other handheld devices.
Equivalent
1. BQ24072 - From Texas Instruments, offering similar single-cell Li-Ion battery charging capabilities.
2. LTC4098 - From Analog Devices, providing comparable features in power management.
3. MCP73871 - From Microchip Technology, a similar single-cell battery charge management controller.
Each of these devices caters to similar functionalities with slight variations in specifications.
Features
1. Dual Input: Accepts power from both a USB and an AC adapter, automatically selecting the best source.
2. Smart Power Selector: Simultaneously powers the system and charges the battery, optimizing power usage.
3. High-Voltage Charging: Supports charging from high-voltage sources up to 28V.
4. Efficiency: Features a high-efficiency step-down regulator to minimize power loss.
5. Integrated Switches: Includes internal power MOSFETs for reduced external component count.
6. Battery Safety: Offers protections such as overvoltage, overcurrent, and thermal shutdown to ensure safe battery charging.
7. Compact Package: Comes in a 4mm x 4mm TQFN package, suitable for space-constrained designs.
8. Flexibility: Programmable charge current and input current limit settings provide design flexibility.
9. PMIC Compatibility: Can be used in tandem with PMICs for improved power management in complex applications.
These features make it ideal for portable electronics requiring efficient and flexible charging solutions.
Pinout
1. Battery Charger: It is capable of charging single-cell lithium-ion (Li+) batteries with high efficiency.
2. Power Path Management: Facilitates seamless switching between battery and external power sources, ensuring continuous power supply.
3. USB and AC Adapter Compatibility: Supports USB and AC adapter inputs with automatic source selection.
4. Current Limiting: Provides accurate current limiting to protect the device and battery during charging.
5. Thermal Regulation: Includes thermal regulation to prevent overheating during charging and operation.
6. Low Dropout (LDO) Linear Regulators: Offers integrated low dropout regulators for powering additional system circuitry.
These features make the MAX8677AETG+T suitable for a variety of portable device applications, ensuring efficient power management and battery charging.