Product Summary

The BQ24105RHLR is a highly integrated Li-ion and Li-polymer switch-mode charge management device targeted at a wide range of portable applications. It offers integrated synchronous PWM controller and power FETs, high-accuracy current and voltage regulation, charge preconditioning, charge status, and charge termination, in a small, thermally enhanced QFN package. The system-controlled version provides additional inputs for full charge management under system control. The applications of the BQ24105RHLR include: Handheld Products, Portable Media Players, Industrial and Medical Equipment, Portable Equipment.

Parametrics

BQ24105RHLR absolute maximum ratings: (1)Supply voltage range (with respect to VSS) IN, VCC: 20 V; (2)Voltage difference between SNS and BAT inputs (VSNS – VBAT): ±1 V; (3)Output sink STAT1, STAT2, PG: 10 mA; (4)Output current (average) OUT: 2.2 A; (5)TA Operating free-air temperature range: –40℃ to 85℃; (6)TJ Junction temperature range: –40℃ to 125℃; (7)Tstg Storage temperature: –65℃ to 150℃; (8)Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds: 300℃.

Features

BQ24105RHLR features: (1)20-V Maximum Voltage Rating on IN and OUT Pins; (2)High-Side Battery Current Sensing; (3)Battery Temperature Monitoring; (4)Automatic Sleep Mode for Low Power Consumption; (5)System-Controlled Version Can Be Used In NiMH and NiCd Applications; (6)everse Leakage Protection Prevents Battery Drainage; (7)Thermal Shutdown and Protection; (8)Built-In Battery Detection; (9)Available in 20-Pin, 3,5 mm × 4,5 mm QFN package.

Diagrams

BQ24105RHLR block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
BQ24105RHLR
BQ24105RHLR
Texas Instruments
Battery Management Sync Switch-Mode Li-Ion Charger
Data Sheet
0-1: $4.05
1-25: $3.68
25-100: $3.33
100-250: $3.06
BQ24105RHLRG4
BQ24105RHLRG4
Texas Instruments
Battery Management Sync Switch-Mode Li-Ion Charger
Data Sheet
0-2260: $2.39
2260-3000: $2.30