Datasheet Texas Instruments LM2854 — 数据表
| 制造商 | Texas Instruments |
| 系列 | LM2854 |
4A 500 kHz / 1 MHz同步SIMPLESWITCHER®降压稳压器
数据表
LM2854 4-A 500-kHz / 1-MHz Synchronous SIMPLE SWITCHERВ® Buck Regulator datasheet
PDF, 1.4 Mb, 修订版: D, 档案已发布: Jan 12, 2016
从文件中提取
状态
| LM2854MH-1000 | LM2854MH-1000/NOPB | LM2854MH-500/NOPB | LM2854MHX-1000/NOPB | LM2854MHX-500/NOPB | |
|---|---|---|---|---|---|
| Lifecycle Status | NRND (Not 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 | No | Yes | Yes | No | No |
打包
| LM2854MH-1000 | LM2854MH-1000/NOPB | LM2854MH-500/NOPB | LM2854MHX-1000/NOPB | LM2854MHX-500/NOPB | |
|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 |
| Pin | 16 | 16 | 16 | 16 | 16 |
| Package Type | PWP | PWP | PWP | PWP | PWP |
| Industry STD Term | HTSSOP | HTSSOP | HTSSOP | HTSSOP | HTSSOP |
| JEDEC Code | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G |
| Package QTY | 92 | 92 | 92 | 2500 | 2500 |
| Carrier | TUBE | TUBE | TUBE | LARGE T&R | LARGE T&R |
| Device Marking | -1000 | -1000 | LM2854 | -1000 | LM2854 |
| Width (mm) | 4.4 | 4.4 | 4.4 | 4.4 | 4.4 |
| Length (mm) | 5 | 5 | 5 | 5 | 5 |
| Thickness (mm) | 1 | 1 | 1 | 1 | 1 |
| Pitch (mm) | .65 | .65 | .65 | .65 | .65 |
| Max Height (mm) | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 |
| Mechanical Data | 下载 | 下载 | 下载 | 下载 | 下载 |
参数化
| Parameters / Models | LM2854MH-1000 | LM2854MH-1000/NOPB | LM2854MH-500/NOPB | LM2854MHX-1000/NOPB | LM2854MHX-500/NOPB |
|---|---|---|---|---|---|
| Control Mode | Voltage Mode | Voltage Mode | Voltage Mode | Voltage Mode | Voltage Mode |
| Duty Cycle(Max), % | 100 | 100 | 100 | 100 | 100 |
| Iout(Max), A | 4 | 4 | 4 | 4 | 4 |
| Iq(Typ), mA | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 |
| Operating Temperature Range, C | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 |
| Package Group | HTSSOP | HTSSOP | HTSSOP | HTSSOP | HTSSOP |
| Rating | Catalog | Catalog | Catalog | Catalog | Catalog |
| Regulated Outputs | 1 | 1 | 1 | 1 | 1 |
| Special Features | Enable,Synchronous Rectification,Tracking | Enable,Synchronous Rectification,Tracking | Enable,Synchronous Rectification,Tracking | Enable,Synchronous Rectification,Tracking | Enable,Synchronous Rectification,Tracking |
| Switching Frequency(Max), kHz | 1000 | 1000 | 1000 | 1000 | 1000 |
| Switching Frequency(Min), kHz | 500 | 500 | 500 | 500 | 500 |
| Type | Converter | Converter | Converter | Converter | Converter |
| Vin(Max), V | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| Vin(Min), V | 2.95 | 2.95 | 2.95 | 2.95 | 2.95 |
| Vout(Max), V | 5 | 5 | 5 | 5 | 5 |
| Vout(Min), V | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 |
生态计划
| LM2854MH-1000 | LM2854MH-1000/NOPB | LM2854MH-500/NOPB | LM2854MHX-1000/NOPB | LM2854MHX-500/NOPB | |
|---|---|---|---|---|---|
| RoHS | See ti.com | Compliant | Compliant | Compliant | Compliant |
应用须知
- 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.
模型线
系列: LM2854 (5)
制造商分类
- Semiconductors> Power Management> Non-isolated DC/DC Switching Regulator> Step-Down (Buck)> Buck Converter (Integrated Switch)