Datasheet Texas Instruments LM2831 — 数据表
| 制造商 | Texas Instruments |
| 系列 | LM2831 |
高频1.5A负载-降压DC-DC稳压器
数据表
LM2831 High-Frequency 1.5-A Load — Step-Down DC-DC Regulator datasheet
PDF, 1.2 Mb, 修订版: D, 档案已发布: Sep 30, 2015
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价格
状态
| LM2831XMF/NOPB | LM2831XMFX/NOPB | LM2831XSD | LM2831XSD/NOPB | LM2831XSDX/NOPB | LM2831YMF/NOPB | LM2831YMFX/NOPB | LM2831YSD/NOPB | LM2831ZMF/NOPB | LM2831ZSD/NOPB | |
|---|---|---|---|---|---|---|---|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) | 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) | Active (Recommended for new designs) | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes | Yes | No | Yes | Yes | Yes | Yes | Yes | No | No |
打包
| LM2831XMF/NOPB | LM2831XMFX/NOPB | LM2831XSD | LM2831XSD/NOPB | LM2831XSDX/NOPB | LM2831YMF/NOPB | LM2831YMFX/NOPB | LM2831YSD/NOPB | LM2831ZMF/NOPB | LM2831ZSD/NOPB | |
|---|---|---|---|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| Pin | 5 | 5 | 6 | 6 | 6 | 5 | 5 | 6 | 5 | 6 |
| Package Type | DBV | DBV | NGG | NGG | NGG | DBV | DBV | NGG | DBV | NGG |
| Industry STD Term | SOT-23 | SOT-23 | WSON | WSON | WSON | SOT-23 | SOT-23 | WSON | SOT-23 | WSON |
| JEDEC Code | R-PDSO-G | R-PDSO-G | S-PDSO-N | S-PDSO-N | S-PDSO-N | R-PDSO-G | R-PDSO-G | S-PDSO-N | R-PDSO-G | S-PDSO-N |
| Package QTY | 1000 | 3000 | 1000 | 1000 | 4500 | 1000 | 3000 | 1000 | 1000 | 1000 |
| Carrier | LARGE T&R | LARGE T&R | SMALL T&R | SMALL T&R | LARGE T&R | LARGE T&R | LARGE T&R | SMALL T&R | LARGE T&R | SMALL T&R |
| Device Marking | SKYB | SKYB | L193B | L193B | L193B | SKZB | SKZB | L194B | SLAB | L195B |
| Width (mm) | 1.6 | 1.6 | 3 | 3 | 3 | 1.6 | 1.6 | 3 | 1.6 | 3 |
| Length (mm) | 2.9 | 2.9 | 3 | 3 | 3 | 2.9 | 2.9 | 3 | 2.9 | 3 |
| Thickness (mm) | 1.2 | 1.2 | .8 | .8 | .8 | 1.2 | 1.2 | .8 | 1.2 | .8 |
| Pitch (mm) | .95 | .95 | .95 | .95 | .95 | .95 | .95 | .95 | .95 | .95 |
| Max Height (mm) | 1.45 | 1.45 | .8 | .8 | .8 | 1.45 | 1.45 | .8 | 1.45 | .8 |
| Mechanical Data | 下载 | 下载 | 下载 | 下载 | 下载 | 下载 | 下载 | 下载 | 下载 | 下载 |
参数化
| Parameters / Models | LM2831XMF/NOPB | LM2831XMFX/NOPB | LM2831XSD | LM2831XSD/NOPB | LM2831XSDX/NOPB | LM2831YMF/NOPB | LM2831YMFX/NOPB | LM2831YSD/NOPB | LM2831ZMF/NOPB | LM2831ZSD/NOPB |
|---|---|---|---|---|---|---|---|---|---|---|
| Control Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode | Current Mode |
| Duty Cycle(Max), % | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 |
| Iout(Max), A | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
| Iq(Typ), mA | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 | 2.8 |
| Operating Temperature Range, C | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 |
| Package Group | SOT-23 | SOT-23 | WSON | WSON | WSON | SOT-23 | SOT-23 | WSON | SOT-23 | WSON |
| Rating | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog |
| Regulated Outputs | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Special Features | Enable,Light Load Efficiency | Enable,Light Load Efficiency | Enable,Light Load Efficiency | Enable,Light Load Efficiency | Enable,Light Load Efficiency | Enable,Light Load Efficiency | Enable,Light Load Efficiency | Enable,Light Load Efficiency | Enable,Light Load Efficiency | Enable,Light Load Efficiency |
| Switching Frequency(Max), kHz | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 | 3000 |
| Switching Frequency(Min), kHz | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 550 |
| Type | Converter | Converter | Converter | Converter | Converter | Converter | Converter | Converter | Converter | Converter |
| Vin(Max), V | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| Vin(Min), V | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Vout(Max), V | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 | 4.5 |
| Vout(Min), V | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 |
生态计划
| LM2831XMF/NOPB | LM2831XMFX/NOPB | LM2831XSD | LM2831XSD/NOPB | LM2831XSDX/NOPB | LM2831YMF/NOPB | LM2831YMFX/NOPB | LM2831YSD/NOPB | LM2831ZMF/NOPB | LM2831ZSD/NOPB | |
|---|---|---|---|---|---|---|---|---|---|---|
| RoHS | Compliant | Compliant | See ti.com | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
模型线
系列: LM2831 (10)
制造商分类
- Semiconductors> Power Management> Non-isolated DC/DC Switching Regulator> Step-Down (Buck)> Buck Converter (Integrated Switch)