• Part: AT1457
  • Manufacturer: Aimtron Technology
  • Size: 313.22 KB
Download AT1457 Datasheet PDF
AT1457 page 2
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AT1457 Key Features

  • Ideal for Single-Cell (4.1 V or 4.2 V) and Li-Ion or Li-Pol Packs
  • Better Than ±1% Voltage Regulation Accuracy With Preset Voltages
  • Optional Cell-Temperature Monitoring Before and During Charge
  • Integrated Voltage and Current Regulation With Programmable Charge-Current and High or Low-Side Current Sensing
  • Charge Status Output for Single or Dual Led or Host Processor Interface
  • Automatic Battery-Recharge Feature
  • Charge Termination by Minimum Current
  • Automatic Low-Power Sleep Mode When VCC is Removed -Requires Small Number of External ponents
  • Packaging: 8-Pin MSOP

AT1457 Description

The AT1457 series Lithium-Ion (Li-Ion) and Lithium-Polymer (Li-Pol) linear charge ICs are designed for cost-sensitive and pact portable electronics. They bine high-accuracy current and voltage regulation, battery conditioning, temperature monitoring, charge termination, and charge-status indication in a single 8-pin IC. MSOP package options are offered to fit a wide range of end applications.