Datasheet Texas Instruments LP55231 — 数据表
| 制造商 | Texas Instruments |
| 系列 | LP55231 |
具有内部程序存储器和集成电荷泵的9通道RGB /白光LED驱动器-WQFN
数据表
LP55231 Nine-Channel RGB, White-LED Driver With Internal Program Memory and Integrated Charge Pump - WQFN datasheet
PDF, 1.4 Mb, 修订版: D, 档案已发布: Dec 29, 2016
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价格
状态
| LP55231SQE/NOPB | LP55231SQX/NOPB | |
|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes | No |
打包
| LP55231SQE/NOPB | LP55231SQX/NOPB | |
|---|---|---|
| N | 1 | 2 |
| Pin | 24 | 24 |
| Package Type | RTW | RTW |
| Industry STD Term | WQFN | WQFN |
| JEDEC Code | S-PQFP-N | S-PQFP-N |
| Package QTY | 250 | 4500 |
| Carrier | SMALL T&R | LARGE T&R |
| Device Marking | LP55231 | LP55231 |
| Width (mm) | 4 | 4 |
| Length (mm) | 4 | 4 |
| Thickness (mm) | .75 | .75 |
| Pitch (mm) | .5 | .5 |
| Max Height (mm) | .8 | .8 |
| Mechanical Data | 下载 | 下载 |
参数化
| Parameters / Models | LP55231SQE/NOPB | LP55231SQX/NOPB |
|---|---|---|
| Number of Channels | 9 | 9 |
| Iout(Max), A | 0.0255 | 0.0255 |
| Iq(Typ), mA | 0.8 | 0.8 |
| LED | 9 | 9 |
| LED Configuration | Parallel | Parallel |
| LED Current Per Channel, mA | 25.5 | 25.5 |
| Operating Temperature Range, C | -30 to 85 | -30 to 85 |
| Package Group | WQFN | WQFN |
| Package Size: mm2:W x L, PKG | 24WQFN: 16 mm2: 4 x 4(WQFN) | 24WQFN: 16 mm2: 4 x 4(WQFN) |
| Peak Efficiency, % | 94 | 94 |
| Program Memory | Yes | Yes |
| Programmable Ramp Control | Yes | Yes |
| Rating | Catalog | Catalog |
| Shutdown Current(Typ), uA | 0.2 | 0.2 |
| Special Features | Analog/PWM Mixed Dimming,Constant Current,Current Control,I2C Control,Programmable Lighting Engines | Analog/PWM Mixed Dimming,Constant Current,Current Control,I2C Control,Programmable Lighting Engines |
| Topology | Boost | Boost |
| Vin(Max), V | 5.5 | 5.5 |
| Vin(Min), V | 2.7 | 2.7 |
| Vout(Max), V | 5.5 | 5.5 |
| Vout(Min), V | 2.7 | 2.7 |
生态计划
| LP55231SQE/NOPB | LP55231SQX/NOPB | |
|---|---|---|
| RoHS | Compliant | Compliant |
模型线
系列: LP55231 (2)
制造商分类
- Semiconductors> Power Management> LED Driver> Indicator/RGBW