Product Summary

The BQ24002PW is an advanced Li-Ion linear charge management IC for highly integrated and space-limited applications. The device combines high-accuracy current and voltage regulation; FET pass-transistor and reverse-blocking Schottky; battery conditioning, temperature, or input-power monitoring; charge termination; charge-status indication; and charge timer in a small package. The applications of the BQ24002PW include PDAs, Internet Appliances, MP3 Players, Digital Cameras.

Parametrics

BQ24002PW absolute maximum ratings: (1)Supply voltage (Vcc with respect to GND): 13.5 V; (2)Input voltage (IN, ISNS, EN, APG/THERM/CR/STAT1/STAT2, VSENSE, TMR SEL, VSEL) (all with respect to GND): 13.5 V; (3)Output current (OUT pins): 2 A; (4)Output sink/source current (STAT1 and STAT2): 10 mA; (5)Operating free-air temperature range, TA: -40℃ to 70℃; (6)Storage temperature range, Tstg: -65℃ to 150℃; (7)Junction temperature range, TJ: -40℃ to 125℃; (8)Lead temperature (Soldering, 10 sec): 300℃.

Features

BQ24002PW features: (1)Highly Integrated Solution With FET Pass Transistor and Reverse-Blocking Schottky and Thermal Protection; (2)Integrated Voltage and Current Regulation With Programmable Charge Current; (3)High-Accuracy Voltage Regulation (±1%); (4)Ideal for Low-Dropout Linear Charger Designs for Single-Cell Li-Ion Packs With Coke or Graphite Anodes; (5)Up to 1.2-A Continuous Charge Current; (6)Safety-Charge Timer During Preconditioning and Fast Charge; (7)Integrated Cell Conditioning for Reviving Deeply Discharged Cells and Minimizing Heat Dissipation During Initial Stage of Charge; (8)Optional Temperature or Input-Power Monitoring Before and During Charge; (9)Various Charge-Status Output Options for Driving Single, Double, or Bicolor LEDs or Host-Processor Interface; (10)Charge Termination by Minimum Current and Time; (11)Low-Power Sleep Mode; (12)Packaging: 5 mm × 5 mm MLP or 20-Lead TSSOP PowerPAD.

Diagrams

BQ24002PW block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
BQ24002PWP
BQ24002PWP

Texas Instruments

Battery Management Li-Ion Linear Charge Management IC

Data Sheet

0-1: $2.88
1-25: $2.63
25-100: $2.11
100-250: $1.83
BQ24002PWPG4
BQ24002PWPG4

Texas Instruments

Battery Management Li-Ion Linear Charge Management IC

Data Sheet

0-1: $2.31
1-25: $2.11
25-100: $1.63
100-250: $1.54
BQ24002PWPR
BQ24002PWPR

Texas Instruments

Battery Management Li-Ion Linear Charge Management IC

Data Sheet

0-1570: $1.22
1570-2000: $1.20
BQ24002PWPRG4
BQ24002PWPRG4

Texas Instruments

Battery Management Li-Ion Linear Charge Management IC

Data Sheet

0-1570: $1.22
1570-2000: $1.20