Datasheet Texas Instruments BQ2003S-NG4
| Manufacturer | Texas Instruments |
| Series | BQ2003 |
| Part Number | BQ2003S-NG4 |
Switch-mode NiCd/NiMH Battery Charger with Negative dV and dT/dt Termination 16-SOIC -40 to 85
Datasheets
Fast-Charge IC datasheet
PDF, 477 Kb, Revision: A, File published: Feb 21, 2000
Extract from the document
Prices
Status
| Lifecycle Status | Active (Recommended for new designs) |
| Manufacture's Sample Availability | No |
Packaging
| Pin | 16 |
| Package Type | DW |
| Industry STD Term | SOIC |
| JEDEC Code | R-PDSO-G |
| Package QTY | 40 |
| Carrier | TUBE |
| Device Marking | 2003S-N |
| Width (mm) | 7.5 |
| Length (mm) | 10.3 |
| Thickness (mm) | 2.35 |
| Pitch (mm) | 1.27 |
| Max Height (mm) | 2.65 |
| Mechanical Data | Download |
Parametrics
| Absolute Vin (safety rating)(Max)( | 7 V |
| Battery Charge Voltage(Max) | 20 V |
| Cell Chemistry | NiCd,NiMH |
| Charge Current(Max) | 2 A |
| Control Interface | Standalone (RC-Settable) |
| Control Topology | Switch-Mode Buck |
| Number of Series Cells | 1,2,3,4 |
| Operating Vin(Max) | 5.5 V |
| Operating Vin(Min) | 4.5 V |
| Package Group | SOIC |
| Package Size: mm2:W x L | 16SOIC: 106 mm2: 10.3 x 10.3(SOIC) PKG |
| Special Features | Temp Monitoring (Thermistor Pin) |
| USB Feature | N/A |
Eco Plan
| RoHS | Compliant |
Design Kits & Evaluation Modules
- Evaluation Modules & Boards: DV2003S1
BQ2003 Evaluation Module for NiCd/NiMH, switchmode, up to 3A
Lifecycle Status: Active (Recommended for new designs) - Evaluation Modules & Boards: DV2003S2
BQ2003 Evaluation Module for NiCd/NiMH, switchmode, up to 6A
Lifecycle Status: Active (Recommended for new designs) - Evaluation Modules & Boards: DV2003L1
BQ2003 Evaluation Module for NiCd/NiMH, linear
Lifecycle Status: Active (Recommended for new designs)
Application Notes
- U-506 Step-Down Switching Current - Regulation Using the bq2003 Fast-Charge ICPDF, 841 Kb, File published: Sep 5, 1999
The bq2003 is a fast-charge IC that provides comprehensive fast-charge control functions and high-speed switching power-control circuitry on a monolithic CMOS device. This application note describes the use of the bq2003 as the modulator in a buck-type switch-mode regulator to fast-charge NiCd and NiMH batteries. Examples include a P-channel MOSFET charger and an N-FET MOSFET charger. - U-505 Using the bq2003 to Control Fast ChargePDF, 178 Kb, File published: Sep 5, 1999
The bq2003 is a fast-charge IC that provides comprehensive fast-charge control functions and high-speed switching power-control circuitry on a monolithic CMOS device. This application note describes the use and functions of the bq2003 gating a current source to fast-charge NiCd or NiMH batteries. Examples illustrate the ease with which the bq2003 is incorporated into applications.
Model Line
Series: BQ2003 (11)
Manufacturer's Classification
- Semiconductors > Power Management > Battery Management Products > Battery Charger IC
Other Names:
BQ2003SNG4, BQ2003S NG4
