Datasheet Texas Instruments BQ25570 — 数据表
| 制造商 | Texas Instruments |
| 系列 | BQ25570 |
具有升压充电器和纳功率降压转换器的超低功率收割机电源管理IC
数据表
bq25570 Nano Power Boost Charger and Buck Converter for Energy Harvester Powered Applications datasheet
PDF, 1.9 Mb, 修订版: E, 档案已发布: Mar 6, 2015
从文件中提取
状态
| BQ25570RGRR | BQ25570RGRT | |
|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes | Yes |
打包
| BQ25570RGRR | BQ25570RGRT | |
|---|---|---|
| N | 1 | 2 |
| Pin | 20 | 20 |
| Package Type | RGR | RGR |
| 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 | BQ570 | BQ570 |
| 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 | 下载 | 下载 |
参数化
| Parameters / Models | BQ25570RGRR | BQ25570RGRT |
|---|---|---|
| Battery Charge Voltage, V | Adjustable | Adjustable |
| Battery Charge Voltage(Max), V | 5.5 | 5.5 |
| Battery Charge Voltage(Min), V | 2.2 | 2.2 |
| Cell Chemistry | Li-Ion,SuperCap,Lead Acid,LiFePO4,NiMH,Li-Polymer,NiCd | Li-Ion,SuperCap,Lead Acid,LiFePO4,NiMH,Li-Polymer,NiCd |
| Charge Current(Max), A | 0.1 | 0.1 |
| Control Topology | Switch-Mode | Switch-Mode |
| Number of Series Cells | Single Cell | Single Cell |
| Operating Temperature Range, C | -40 to 125 | -40 to 125 |
| Package Group | VQFN | VQFN |
| Package Size: mm2:W x L, PKG | 20VQFN: 12 mm2: 3.5 x 3.5(VQFN) | 20VQFN: 12 mm2: 3.5 x 3.5(VQFN) |
| Primary Charge Termination Method | Voltage | Voltage |
| Special Features | Integrated FET,Over Voltage Protection,Solar Input,Under Voltage Protection | Integrated FET,Over Voltage Protection,Solar Input,Under Voltage Protection |
生态计划
| BQ25570RGRR | BQ25570RGRT | |
|---|---|---|
| RoHS | Compliant | Compliant |
应用须知
- Accurately measuring efficiency of ultralow-IQ devicesPDF, 254 Kb, 档案已发布: Jan 22, 2014
模型线
系列: BQ25570 (2)
制造商分类
- Semiconductors> Power Management> Battery Management Products> Energy Harvesting & Solar Charging