Datasheet Texas Instruments LP2954 — 数据表
| 制造商 | Texas Instruments |
| 系列 | LP2954 |
5V和可调微功耗LDO
数据表
LP2954, LP2954A 5-V and Adjustable Micropower LDOs datasheet
PDF, 2.3 Mb, 修订版: E, 档案已发布: Jul 28, 2016
从文件中提取
状态
| LP2954IM | LP2954IM/NOPB | LP2954IMX/NOPB | LP2954IS/NOPB | LP2954ISX/NOPB | LP2954IT/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) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes | No | No | No | Yes | Yes |
打包
| LP2954IM | LP2954IM/NOPB | LP2954IMX/NOPB | LP2954IS/NOPB | LP2954ISX/NOPB | LP2954IT/NOPB | |
|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 |
| Pin | 8 | 8 | 8 | 3 | 3 | 3 |
| Package Type | D | D | D | KTT | KTT | NDE |
| Industry STD Term | SOIC | SOIC | SOIC | TO-263 | TO-263 | TO-220 |
| JEDEC Code | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PSFM-G | R-PSFM-G | R-MSFM-P |
| Carrier | TUBE | TUBE | LARGE T&R | TUBE | LARGE T&R | TUBE |
| Device Marking | 54IM | 54IM | LP29 | LP2954IS | LP2954IS | LP2954IT |
| Width (mm) | 3.91 | 3.91 | 3.91 | 8.41 | 8.41 | 10.16 |
| Length (mm) | 4.9 | 4.9 | 4.9 | 10.18 | 10.18 | 14.986 |
| Thickness (mm) | 1.58 | 1.58 | 1.58 | 4.44 | 4.44 | 4.572 |
| Pitch (mm) | 1.27 | 1.27 | 1.27 | 2.54 | 2.54 | 2.54 |
| Max Height (mm) | 1.75 | 1.75 | 1.75 | 4.83 | 4.83 | 4.7 |
| Mechanical Data | 下载 | 下载 | 下载 | 下载 | 下载 | 下载 |
| Package QTY | 95 | 2500 | 45 | 500 | 45 |
参数化
| Parameters / Models | LP2954IM | LP2954IM/NOPB | LP2954IMX/NOPB | LP2954IS/NOPB | LP2954ISX/NOPB | LP2954IT/NOPB |
|---|---|---|---|---|---|---|
| Accuracy, % | 3 | 3 | 3 | 3 | 3 | 3 |
| Iout(Max), A | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 |
| Iq(Typ), mA | 0.21 | 0.21 | 0.21 | 0.21 | 0.21 | 0.21 |
| Noise, uVrms | 80 | 80 | 80 | 80 | 80 | 80 |
| Operating Temperature Range, C | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 |
| Output Capacitor Type | Non-Ceramic | Non-Ceramic | Non-Ceramic | Non-Ceramic | Non-Ceramic | Non-Ceramic |
| Output Options | Adjustable Output | Adjustable Output | Adjustable Output | Adjustable Output | Adjustable Output | Adjustable Output |
| PSRR @ 100KHz, dB | 14 | 14 | 14 | 14 | 14 | 14 |
| Package Group | SOIC | SOIC | SOIC | DDPAK/TO-263 | DDPAK/TO-263 | TO-220 |
| Package Size: mm2:W x L, PKG | 8SOIC: 29 mm2: 6 x 4.9(SOIC) | 8SOIC: 29 mm2: 6 x 4.9(SOIC) | 8SOIC: 29 mm2: 6 x 4.9(SOIC) | 3DDPAK/TO-263: 155 mm2: 15.24 x 10.16(DDPAK/TO-263) | 3DDPAK/TO-263: 155 mm2: 15.24 x 10.16(DDPAK/TO-263) | See datasheet (TO-220) |
| Rating | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog |
| Regulated Outputs | 1 | 1 | 1 | 1 | 1 | 1 |
| Special Features | Enable,Power Good | Enable,Power Good | Enable,Power Good | Enable,Power Good | Enable,Power Good | Enable,Power Good |
| Thermal Resistance ОёJA, В°C/W | 44 | 44 | 44 | 44 | 44 | 44 |
| Vdo(Typ), mV | 800 | 800 | 800 | 800 | 800 | 800 |
| Vin(Max), V | 30 | 30 | 30 | 30 | 30 | 30 |
| Vin(Min), V | -20 | -20 | -20 | -20 | -20 | -20 |
| Vout(Max), V | 29 | 29 | 29 | 29 | 29 | 29 |
| Vout(Min), V | 1.23 | 1.23 | 1.23 | 1.23 | 1.23 | 1.23 |
生态计划
| LP2954IM | LP2954IM/NOPB | LP2954IMX/NOPB | LP2954IS/NOPB | LP2954ISX/NOPB | LP2954IT/NOPB | |
|---|---|---|---|---|---|---|
| RoHS | Not Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
| Pb Free | Yes | Yes |
应用须知
- Linear and Switching Voltage Regulator Fundamental Part 1PDF, 183 Kb, 档案已发布: Mar 21, 2007
- AN-1061 Power Conversion in Line-Powered Equipment (Rev. B)PDF, 406 Kb, 修订版: B, 档案已发布: Apr 23, 2013
This application note describes line-powered equipment and power conversion techniques or methods tosolve those typical power needs.
模型线
系列: LP2954 (6)
制造商分类
- Semiconductors> Power Management> Linear Regulator (LDO)> Single Channel LDO