MAX1909ETI+
- Mfr.Part #
- MAX1909ETI+
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 28-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC BATT CHG MULTI-CHEM 28TQFN
- Stock
- 39
- In Stock :
- 39
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Battery Chargers
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Operating Supply Voltage :
- 28V
- ECCN Code :
- EAR99
- JESD-609 Code :
- e3
- Output Voltage :
- 17.65V
- Package / Case :
- 28-WFQFN Exposed Pad
- Number of Cells :
- 4
- Pin Count :
- 28
- Number of Pins :
- 28
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Current - Charging :
- Constant - Programmable
- Battery Chemistry :
- Multi-Chemistry
- Height Seated (Max) :
- 0.8mm
- Published :
- 2008
- Supply Voltage-Min (Vsup) :
- 8V
- Base Part Number :
- MAX1909
- Number of Functions :
- 1
- Number of Channels :
- 2
- Terminal Position :
- QUAD
- Peak Reflow Temperature (Cel) :
- 260
- Mount :
- Surface Mount
- Terminal Finish :
- Matte Tin (Sn)
- Width :
- 5mm
- REACH SVHC :
- No SVHC
- Mounting Type :
- Surface Mount
- Operating Supply Current :
- 2.7mA
- Number of Terminations :
- 28
- Supply Voltage :
- 18V
- Radiation Hardening :
- No
- Battery Pack Voltage :
- 17.65V Max
- Analog IC - Other Type :
- POWER SUPPLY SUPPORT CIRCUIT
- Terminal Pitch :
- 0.5mm
- RoHS Status :
- ROHS3 Compliant
- Adjustable Threshold :
- yes
- Output Current :
- 4A
- Nominal Input Voltage :
- 28V
- Supply Current-Max (Isup) :
- 6mA
- Lead Free :
- Lead Free
- Pbfree Code :
- yes
- Length :
- 5mm
- Factory Lead Time :
- 8 Weeks
- Packaging :
- Tube
- Operating Temperature :
- -40°C~85°C TA
- Datasheets
- MAX1909ETI+

Battery Chargers Analog Devices, Inc. MAX1909ETI+ Overview
The MAX1909ETI+ from Analog Devices, Inc. is an advanced integrated circuit (IC) designed for the efficient management of power in battery charging applications. This multifunctional battery charge controller supports multiple chemistries, making it an indispensable tool for developers aiming to enhance the performance and reliability of their battery-powered devices. The robust design of the MAX1909ETI+ ensures optimal performance in a compact 28TQFN package, catering specifically to space-sensitive applications without compromising on functionality. The inclusion of this Battery Chargers Analog Devices, Inc. MAX1909ETI+ in your designs can significantly elevate the efficiency and safety of your charging systems.
MAX1909ETI+ Features
The MAX1909ETI+ offers a variety of features that make it a versatile choice for power management solutions. Key features include adaptive charging control to accommodate different battery chemistries, integrated temperature monitoring for safety, and precision charge current and voltage regulation. Additionally, its power-saving mode contributes to enhanced battery life, while its built-in safety measures prevent overcharging and thermal overload, ensuring device integrity and user safety.
MAX1909ETI+ Applications
- Laptop Computers: Utilized for managing the power supply and charging process, ensuring efficient and safe battery usage.
- Smart Mobile Devices: Helps in optimizing the battery performance for extended life and quick charging capabilities.
- Portable Medical Devices: Ensures reliable power management and safety features critical for medical device functionality.
- Consumer Electronics: Used in devices like cameras and gaming devices to provide stable and efficient battery charging.
- Uninterruptible Power Supplies (UPS): Enhances charging algorithms and improves battery health and longevity.
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