Datasheet Texas Instruments LM22670QTJE-ADJ/NOPB — 数据表
| 制造商 | Texas Instruments |
| 系列 | LM22670-Q1 |
| 零件号 | LM22670QTJE-ADJ/NOPB |
3A SIMPLE SWITCHER，具有同步或可调开关频率的降压稳压器7-TO-263 -40至125
数据表
LM22670/-Q1 42-V, 3-A SIMPLE SWITCHERВ®, Step-Down Voltage Regulator With Features datasheet
PDF, 1.6 Mb, 修订版: P, 档案已发布: Oct 28, 2014
从文件中提取
价格
状态
| Lifecycle Status | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes |
打包
| Pin | 7 | 7 |
| Package Type | NDR | NDR |
| Industry STD Term | TO-263 | TO-263 |
| JEDEC Code | R-MSFM-L | R-MSFM-L |
| Package QTY | 250 | 250 |
| Carrier | SMALL T&R | SMALL T&R |
| Device Marking | QTJ-ADJ | LM22670 |
| Width (mm) | 9.85 | 9.85 |
| Length (mm) | 10.16 | 10.16 |
| Thickness (mm) | 2 | 2 |
| Pitch (mm) | 1.27 | 1.27 |
| Max Height (mm) | 2.25 | 2.25 |
| Mechanical Data | 下载 | 下载 |
参数化
| Control Mode | Voltage Mode |
| Duty Cycle(Max) | 90 % |
| Iout(Max) | 3 A |
| Iq(Typ) | 3.4 mA |
| Operating Temperature Range | -40 to 125 C |
| Package Group | TO-263 |
| Rating | Automotive |
| Regulated Outputs | 1 |
| Special Features | Enable |
| Switching Frequency(Max) | 1000 kHz |
| Switching Frequency(Min) | 200 kHz |
| Type | Converter |
| Vin(Max) | 42 V |
| Vin(Min) | 4.5 V |
| Vout(Max) | 37 V |
| Vout(Min) | 1.285 V |
生态计划
| RoHS | Compliant |
设计套件和评估模块
- Evaluation Modules & Boards: LM22670INVEVAL
LM22670 Inverting Output Regulator w/ Freq Adj or Synch. up to 1MHz, and Precision Enable EVM
Lifecycle Status: Active (Recommended for new designs) - Evaluation Modules & Boards: LM22670EVAL
LM22670 3A SIMPLE SWITCHER regulator w/ Freq Adj or Synch and Precision Enable EVM
Lifecycle Status: Active (Recommended for new designs)
应用须知
- AN-1533 Overvoltage Protection Circuit for Automotive Load Dump (Rev. B)PDF, 83 Kb, 修订版: B, 档案已发布: May 6, 2013
This application report discusses an over voltage protection circuit for automotive load dump. - AN-1197 Selecting Inductors for Buck Converters (Rev. B)PDF, 558 Kb, 修订版: B, 档案已发布: Apr 23, 2013
This application report provides design information to help select an off-the-shelf inductor for anycontinuous-mode buck converter application. - AN-1797 TO-263 THIN Package (Rev. A)PDF, 2.3 Mb, 修订版: A, 档案已发布: Apr 24, 2013
This application note describes the TO–263 THIN Package. - AN-2020 Thermal Design By Insight, Not Hindsight (Rev. C)PDF, 568 Kb, 修订版: C, 档案已发布: Apr 23, 2013
This application report provides an in-depth discussion of thermal design. - SIMPLE SWITCHER Regulators Take Over Automotive Applications (Rev. A)PDF, 72 Kb, 修订版: A, 档案已发布: Apr 23, 2013
Power management applications, typically located on the front line of the automotive electronics system,can be subject to wide input operating voltage extremes resulting from load-dump and cold-crankingconditions. Careful selection of the power management electronics can provide added margin andprotection to the automotive electronics system. The simplest design is provided by a power manage - Low EMI Layout Made SIMPLE With LM43600/1/2/3 and LM46000/1/2 (Rev. A)PDF, 512 Kb, 修订版: A, 档案已发布: Sep 12, 2014
Printed Circuit Board (PCB) layout for Switched Mode Power Supplies (SMPS) is critical to achieve proper converter operation good thermal performance and excellent radiated EMI performance. Optimized board layout for low radiated EMI is made very simple by the package and pin arrangement of the SIMPLE SWITCHER Synchronous Buck Converter family LM4360x and LM4600x - AN-1246 Stresses in Wide Input DC-DC Converters (Rev. C)PDF, 427 Kb, 修订版: C, 档案已发布: Apr 23, 2013
This application note discusses stresses in wide input DC-DC converters.
模型线
系列: LM22670-Q1 (9)
制造商分类
- Semiconductors > Power Management > Non-isolated DC/DC Switching Regulator > Step-Down (Buck) > Buck Converter (Integrated Switch)
其他名称:
LM22670QTJEADJ/NOPB, LM22670QTJE ADJ/NOPB