BQ2000T
FEATURES
- Safe Management of Fast Charge for Ni Cd, Ni MH, or Li-Ion Battery Packs
- High-Frequency Switching Controller for Efficient and Simple Charger Design
- Pre-Charge Qualification for Detecting Shorted, Damaged, or Overheated Cells
- Fast-Charge Termination by ΔT/Δt for Nickel Chemistries, Minimum Current for Li-Ion Chemistries, Maximum Temperature, and Maximum Charge Time
- Selectable Top-Off Mode for Achieving Maximum Capacity in Ni MH Batteries
- Programmable Trickle-Charge Mode for Reviving Deeply Discharged Batteries and for Postcharge Maintenance
- Built-in Battery Removal and Insertion Detection
- Sleep Mode for Low Power Consumption
APPLICATIONS
- Multi-Chemistry Charger
- Nickel Charger
- High-Power, Multi-Cell Charger
8-Pin DIP or Narrow SOIC or TSSOP
SNS VSS LED BAT
1 2 3 4
8 MOD 7 VCC 6 RC 5 TS
GENERAL DESCRIPTION
The bq2000T is a programmable, monolithic IC for fast-charge management of nickel cadmium (Ni Cd), nickel metal-hydride (Ni MH), or lithium-ion...
