Datasheet Texas Instruments LM2647 — 数据表
| 制造商 | Texas Instruments |
| 系列 | LM2647 |
双路同步降压稳压器控制器
数据表
LM2647 Dual Synchronous Buck Regulator Controller datasheet
PDF, 3.4 Mb, 修订版: F, 档案已发布: Apr 7, 2013
从文件中提取
状态
| LM2647LQ/NOPB | LM2647MTC/NOPB | LM2647MTCX/NOPB | |
|---|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes | Yes | No |
打包
| LM2647LQ/NOPB | LM2647MTC/NOPB | LM2647MTCX/NOPB | |
|---|---|---|---|
| N | 1 | 2 | 3 |
| Pin | 28 | 28 | 28 |
| Package Type | NJB | PW | PW |
| Industry STD Term | WQFN | TSSOP | TSSOP |
| JEDEC Code | S-PQSO-N | R-PDSO-G | R-PDSO-G |
| Package QTY | 1000 | 48 | 2500 |
| Carrier | SMALL T&R | TUBE | LARGE T&R |
| Device Marking | LM2647 | MTC | MTC |
| Width (mm) | 5 | 4.4 | 4.4 |
| Length (mm) | 5 | 9.7 | 9.7 |
| Thickness (mm) | .8 | 1 | 1 |
| Pitch (mm) | .5 | .65 | .65 |
| Max Height (mm) | .8 | 1.2 | 1.2 |
| Mechanical Data | 下载 | 下载 | 下载 |
参数化
| Parameters / Models | LM2647LQ/NOPB | LM2647MTC/NOPB | LM2647MTCX/NOPB |
|---|---|---|---|
| Control Mode | Voltage Mode | Voltage Mode | Voltage Mode |
| Duty Cycle(Max), % | 50 | 50 | 50 |
| Iout(Max), A | 6 | 6 | 6 |
| Iq(Typ), mA | 2.5 | 2.5 | 2.5 |
| Number of Phases | 1 | 1 | 1 |
| Operating Temperature Range, C | -5 to 125 | -5 to 125 | -5 to 125 |
| Package Group | WQFN | TSSOP | TSSOP |
| Rating | Catalog | Catalog | Catalog |
| Regulated Outputs | 2 | 2 | 2 |
| Special Features | Enable,Light Load Efficiency,Power Good | Enable,Light Load Efficiency,Power Good | Enable,Light Load Efficiency,Power Good |
| Switching Frequency(Max), kHz | 500 | 500 | 500 |
| Switching Frequency(Min), kHz | 200 | 200 | 200 |
| Type | Controller | Controller | Controller |
| Vin(Max), V | 28 | 28 | 28 |
| Vin(Min), V | 5.5 | 5.5 | 5.5 |
| Vout(Max), V | 6 | 6 | 6 |
| Vout(Min), V | 0.6 | 0.6 | 0.6 |
生态计划
| LM2647LQ/NOPB | LM2647MTC/NOPB | LM2647MTCX/NOPB | |
|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant |
应用须知
- Reduce buck-converter EMI and voltage stress by minimizing inductive parasiticsPDF, 926 Kb, 档案已发布: Jul 21, 2016
模型线
系列: LM2647 (3)
制造商分类
- Semiconductors> Power Management> Non-isolated DC/DC Switching Regulator> Step-Down (Buck)> Buck Controller (External Switch)