Product Summary

The BQ24070RHLRG4 is a highly integrated Li-ion linear charger and system power-path management device targeted at space-limited portable applications. The BQ24070RHLRG4 offers DC supply (AC adapter) power-path management with autonomous power-source selection, power FETs and current sensors, high-accuracy current and voltage regulation, charge status, and charge termination, in a single monolithic device. The applications of the BQ24070RHLRG4 include Smart Phones and PDA, MP3 Players, Digital Cameras and Handheld Devices, Internet Appliances.

Parametrics

BQ24070RHLRG4 absolute maximum ratings: (1)Input voltage IN (DC voltage wrt (with respect to) VSS): –0.3 V to 18 V; (2)BAT, CE, DPPM, PG, Mode, OUT, ISET1, ISET2, STAT1, STAT2, TS, (all DC voltages wrt VSS): –0.3 V to 7 V; (3)Input voltage: VREF (DC voltage wrt VSS): –0.3 V to VO (OUT) + 0.3 V, TMR: –0.3 V to VO + 0.3 V; (4)Input current: 3.5 A; (5)OUT: 4 A; (6)Output current: –4 A to 3.5 A; (7)Output sink current:, 1.5 mA; (8)Storage temperature range: –65℃ to 150℃; (9)Junction temperature range: –40℃ to 150℃; (10)Lead temperature (soldering, 10 seconds): 300℃.

Features

BQ24070RHLRG4 features: (1)Small 3,5 mm × 4,5 mm QFN Package; (2)Designed for Single-Cell Li-Ion- or Li-Polymer-Based Portable Applications; (3)Integrated Dynamic Power-Path Management (DPPM) Feature Allowing the AC Adapter to Simultaneously Power the System and Charge the Battery; (4)Power Supplement Mode Allows Battery to Supplement the AC Input Current; (5)Autonomous Power Source Selection (AC Adapter or BAT); (6)Supports Up to 2-A Total Current.

Diagrams

BQ24070RHLRG4 power diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
BQ24070RHLRG4
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