Datasheet Texas Instruments BQ2002
| Manufacturer | Texas Instruments |
| Series | BQ2002 |
NiCd/NiMH Charge Controller with Negative dV and Peak Voltage Detection Termination
Datasheets
NiCD/NiMH Fast-Charge Management ICs datasheet
PDF, 691 Kb, Revision: A, File published: Apr 20, 2009
Extract from the document
Prices
Status
| BQ2002PN | BQ2002PNE4 | BQ2002SN | BQ2002SNG4 | BQ2002SNTR | BQ2002SNTRG4 | |
|---|---|---|---|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes | Yes | Yes | Yes | No | No |
Packaging
| BQ2002PN | BQ2002PNE4 | BQ2002SN | BQ2002SNG4 | BQ2002SNTR | BQ2002SNTRG4 | |
|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 |
| Pin | 8 | 8 | 8 | 8 | 8 | 8 |
| Package Type | P | P | D | D | D | D |
| Industry STD Term | PDIP | PDIP | SOIC | SOIC | SOIC | SOIC |
| JEDEC Code | R-PDIP-T | R-PDIP-T | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G |
| Package QTY | 50 | 50 | 75 | 75 | 2500 | 2500 |
| Carrier | TUBE | TUBE | TUBE | TUBE | LARGE T&R | LARGE T&R |
| Device Marking | 2002PN | 2002PN | 2002 | 2002 | 2002 | 2002 |
| Width (mm) | 6.35 | 6.35 | 3.91 | 3.91 | 3.91 | 3.91 |
| Length (mm) | 9.81 | 9.81 | 4.9 | 4.9 | 4.9 | 4.9 |
| Thickness (mm) | 3.9 | 3.9 | 1.58 | 1.58 | 1.58 | 1.58 |
| Pitch (mm) | 2.54 | 2.54 | 1.27 | 1.27 | 1.27 | 1.27 |
| Max Height (mm) | 5.08 | 5.08 | 1.75 | 1.75 | 1.75 | 1.75 |
| Mechanical Data | Download | Download | Download | Download | Download | Download |
Parametrics
| Parameters / Models | BQ2002PN | BQ2002PNE4 | BQ2002SN | BQ2002SNG4 | BQ2002SNTR | BQ2002SNTRG4 |
|---|---|---|---|---|---|---|
| Absolute Vin (safety rating)(Max)(, V | 7 | 7 | 7 | 7 | 7 | 7 |
| Battery Charge Voltage(Max), V | 20 | 20 | 20 | 20 | 20 | 20 |
| Cell Chemistry | NiCd,NiMH | NiCd,NiMH | NiCd,NiMH | NiCd,NiMH | NiCd,NiMH | NiCd,NiMH |
| Charge Current(Max), A | 2 | 2 | 2 | 2 | 2 | 2 |
| Control Interface | Standalone (RC-Settable) | Standalone (RC-Settable) | Standalone (RC-Settable) | Standalone (RC-Settable) | Standalone (RC-Settable) | Standalone (RC-Settable) |
| Control Topology | Linear | Linear | Linear | Linear | Linear | Linear |
| Number of Series Cells | 1,2,3,4 | 1,2,3,4 | 1,2,3,4 | 1,2,3,4 | 1,2,3,4 | 1,2,3,4 |
| Operating Vin(Max), V | 6 | 6 | 6 | 6 | 6 | 6 |
| Operating Vin(Min), V | 4 | 4 | 4 | 4 | 4 | 4 |
| Package Group | PDIP | PDIP | SOIC | SOIC | SOIC | SOIC |
| Package Size: mm2:W x L, PKG | See datasheet (PDIP) | See datasheet (PDIP) | 8SOIC: 29 mm2: 6 x 4.9(SOIC) | 8SOIC: 29 mm2: 6 x 4.9(SOIC) | 8SOIC: 29 mm2: 6 x 4.9(SOIC) | 8SOIC: 29 mm2: 6 x 4.9(SOIC) |
| Special Features | Temp Monitoring (Thermistor Pin) | Temp Monitoring (Thermistor Pin) | Temp Monitoring (Thermistor Pin) | Temp Monitoring (Thermistor Pin) | Temp Monitoring (Thermistor Pin) | Temp Monitoring (Thermistor Pin) |
| USB Feature | N/A | N/A | N/A | N/A | N/A | N/A |
Eco Plan
| BQ2002PN | BQ2002PNE4 | BQ2002SN | BQ2002SNG4 | BQ2002SNTR | BQ2002SNTRG4 | |
|---|---|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
| Pb Free | Yes | Yes |
Application Notes
- Using the bqSWITCHER, bq24115, as a Nickel ChargerPDF, 151 Kb, File published: Jan 5, 2007
This application report describes the combination of the bqSWITCHERв„ў bq24115 charge management device and the bq2002 battery charge controller to provide a high-efficiency-switching charging solution for nickel battery packs. - Battery Charger Termination Issues With System Load Applied Across Battery (Rev. A)PDF, 151 Kb, Revision: A, File published: Oct 2, 2006
Battery Charger Termination Issues With System Load Applied Across Battery While Charging
Model Line
Series: BQ2002 (6)
Manufacturer's Classification
- Semiconductors> Power Management> Battery Management Products> Battery Charger IC
