Datasheet Texas Instruments BQ24640
| Manufacturer | Texas Instruments |
| Series | BQ24640 |
High Efficiency Synchronous Switch-Mode Battery Charge Controller for Super Capacitor
Datasheets
bq24640 High-Efficiency Synchronous Switched-Mode Super Capacitor Charger datasheet
PDF, 1.4 Mb, Revision: A, File published: Jul 31, 2015
Extract from the document
Prices
Status
| BQ24640RVAR | BQ24640RVAT | |
|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes | No |
Packaging
| BQ24640RVAR | BQ24640RVAT | |
|---|---|---|
| N | 1 | 2 |
| Pin | 16 | 16 |
| Package Type | RVA | RVA |
| Industry STD Term | VQFN | VQFN |
| JEDEC Code | S-PQFP-N | S-PQFP-N |
| Package QTY | 3000 | 250 |
| Carrier | LARGE T&R | SMALL T&R |
| Device Marking | OGA | OGA |
| Width (mm) | 3.5 | 3.5 |
| Length (mm) | 3.5 | 3.5 |
| Thickness (mm) | .9 | .9 |
| Pitch (mm) | .5 | .5 |
| Max Height (mm) | 1 | 1 |
| Mechanical Data | Download | Download |
Parametrics
| Parameters / Models | BQ24640RVAR | BQ24640RVAT |
|---|---|---|
| Absolute Vin (safety rating)(Max)(, V | 33 | 33 |
| Battery Charge Voltage(Max), V | 26 | 26 |
| Battery Charge Voltage(Min), V | 2.1 | 2.1 |
| Cell Chemistry | SuperCap | SuperCap |
| Charge Current(Max), A | 10 | 10 |
| Control Interface | Standalone (RC-Settable) | Standalone (RC-Settable) |
| Control Topology | Switch-Mode Buck | Switch-Mode Buck |
| Number of Series Cells | 1,2,3,4,5,6,7,8 | 1,2,3,4,5,6,7,8 |
| Operating Vin(Max), V | 28 | 28 |
| Operating Vin(Min), V | 5 | 5 |
| Package Group | VQFN | VQFN |
| Package Size: mm2:W x L, PKG | 16VQFN: 12 mm2: 3.5 x 3.5(VQFN) | 16VQFN: 12 mm2: 3.5 x 3.5(VQFN) |
| Special Features | Temp Monitoring (Thermistor Pin) | Temp Monitoring (Thermistor Pin) |
| USB Feature | N/A | N/A |
Eco Plan
| BQ24640RVAR | BQ24640RVAT | |
|---|---|---|
| RoHS | Compliant | Compliant |
Application Notes
- bq246xx Device ComparisonPDF, 37 Kb, File published: Oct 8, 2010
This application report presents an overview of the differences among the bq24600, bq24610, bq24616, bq24617, bq24620, bq24630, bq24640, and bq24650 battery charge devices. This document can assist design engineers with selecting the most suitable IC for their respective applications. - Bq241x0/3/4/5/8/9, bq24170/1/2, bq24133, bq24610/6 and bq24630/40/50 ComparisonPDF, 59 Kb, File published: Aug 24, 2011
This application report provides a comparison among bq241x0/3/4/5/8/9, bq24170/1/2, bq24133, and bq246xx . The document presents the main differences and describes the main features of each part. It assists designers in selecting the most suitable charger for their application.
Model Line
Series: BQ24640 (2)
Manufacturer's Classification
- Semiconductors> Power Management> Battery Management Products> Battery Charger IC
