MAX1909ETI

$15.89

Description：IC BATT CHG
Series：-
Mfr：Analog Devices Inc./Maxim Integrated
Package：Bulk

SKU:be40e6e748bf Category: Battery Chargers Brand: Analog Devices Inc./Maxim Integrated

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Product introduction

MAX1909ETI is listed in the Battery Chargers range at ChipApex. The manufacturer field lists Analog Devices Inc./Maxim Integrated. Its product description is IC BATT CHG. Review the specifications below when checking this part for your BOM.

Battery Chargers specifications for MAX1909ETI

Description：IC BATT CHG
Series：-
Mfr：Analog Devices Inc./Maxim Integrated
Package：Bulk
Battery Chemistry：Multi-Chemistry
Voltage - Supply (Max)：28V
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：28-WFQFN Exposed Pad
Supplier Device Package：28-TQFN (5x5)
Number of Cells：3 ~ 4
Current - Charging：Constant - Programmable
Programmable Features：Current, Timer, Voltage
Fault Protection：Over Current
Charge Current - Max：4A
Battery Pack Voltage：17.65V (Max)
Interface：-
Grade：-
Qualification：-

Battery Chargers datasheet and documents for MAX1909ETI

MAX1909ETI

Battery Chargers Overview

The MAX1909ETI is a highly integrated control IC designed for accurate and efficient multichemistry battery chargers. It supports lead-acid, Li-ion, Li-polymer, NiCd, and NiMH batteries. The device features an operating supply voltage range of 8 V to 28 V and delivers a maximum output current of 4 A. It is housed in a 28-pin TQFN package with an exposed pad, suitable for surface mount mounting. The component operates within a temperature range of -40°C to +85°C.

Battery Chargers Feature Summary

Supports multiple battery chemistries including lead-acid, lithium-ion, and nickel-based types
Allows charge current and voltage programming via analog inputs or microcontroller interface
Highly integrated design simplifies charger construction

Battery Chargers Applications

Portable electronic devices requiring multi-chemistry charging solutions
Industrial equipment utilizing lead-acid or NiMH battery packs
Consumer electronics employing Li-ion or Li-polymer cells

Battery Chargers Procurement Notes

Verify the specific suffix (+T) indicates tape and reel packaging when sourcing. Confirm the manufacturer is Analog Devices (Maxim Integrated). Ensure the part number matches the exact electrical specifications required for your circuit design before purchase.

Battery Chargers Selection Notes

Select this component when designing chargers for diverse battery types without needing separate controllers. Consider the 4 A current limit and 28 V input range against system requirements. The TQFN package requires appropriate thermal management due to the exposed pad.

Battery Chargers Part Context

The MAX1909 belongs to Maxim Integrated's family of battery management ICs. It serves as a core controller for charging systems, replacing discrete solution designs. The ETI variant specifies the industrial temperature grade and specific packaging configuration.