| 型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
|---|---|---|---|---|
LP8557 | LP8557 High-Efficiency LED Backlight Driver For Tablets 1 Features 1• High-Efficiency DC-DC Boost Converter With 28-V Integrated Power MOSFET • 2.7-V to 5.5-V VDD Range for Supporting Single- Cell Li-Ion Battery Applications • Six 25-mA High-Precision LED Current Sinks • Adaptive Boost Voltage and LED Current Sink Headroom Controls for Maximum S 文件：1.22001 Mbytes 页数：49 Pages | TI 德州仪器 | TI | |
LP8557 | High-Efficiency LED Backlight Driver For Tablets 文件：1.66426 Mbytes 页数：49 Pages | TI 德州仪器 | TI | |
LP8557 | 适用于平板电脑的高效 LED 背光驱动器 The LP8557 and LP8557I are high-efficiency LED drivers each featuring an integrated DC-DC inductive boost converter and six high-precision current sinks. LP8557 is intended for applications that exclusively use a pulse width modulated (PWM) signal for controlling the brightness while LP8557I is inte • High-Efficiency DC-DC Boost Converter With 28-V Integrated Power MOSFET\n• 2.7-V to 5.5-V VDD Range for Supporting Single-Cell Li-Ion Battery Applications\n• Six 25-mA High-Precision LED Current Sinks\n• Adaptive Boost Voltage and LED Current Sink Headroom Controls for Maximum System Efficiency\n•; | TI 德州仪器 | TI | |
LP8557 High-Efficiency LED Backlight Driver For Tablets 1 Features 1• High-Efficiency DC-DC Boost Converter With 28-V Integrated Power MOSFET • 2.7-V to 5.5-V VDD Range for Supporting Single- Cell Li-Ion Battery Applications • Six 25-mA High-Precision LED Current Sinks • Adaptive Boost Voltage and LED Current Sink Headroom Controls for Maximum S 文件：1.22001 Mbytes 页数：49 Pages | TI 德州仪器 | TI | ||
丝印：D40；Package：DSBGA；LP8557 High-Efficiency LED Backlight Driver For Tablets 1 Features 1• High-Efficiency DC-DC Boost Converter With 28-V Integrated Power MOSFET • 2.7-V to 5.5-V VDD Range for Supporting Single- Cell Li-Ion Battery Applications • Six 25-mA High-Precision LED Current Sinks • Adaptive Boost Voltage and LED Current Sink Headroom Controls for Maximum S 文件：1.22001 Mbytes 页数：49 Pages | TI 德州仪器 | TI | ||
丝印：D40；Package：DSBGA；LP8557 High-Efficiency LED Backlight Driver For Tablets 1 Features 1• High-Efficiency DC-DC Boost Converter With 28-V Integrated Power MOSFET • 2.7-V to 5.5-V VDD Range for Supporting Single- Cell Li-Ion Battery Applications • Six 25-mA High-Precision LED Current Sinks • Adaptive Boost Voltage and LED Current Sink Headroom Controls for Maximum S 文件：1.22001 Mbytes 页数：49 Pages | TI 德州仪器 | TI | ||
丝印：D40；Package：DSBGA；LP8557 High-Efficiency LED Backlight Driver For Tablets 1 Features 1• High-Efficiency DC-DC Boost Converter With 28-V Integrated Power MOSFET • 2.7-V to 5.5-V VDD Range for Supporting Single- Cell Li-Ion Battery Applications • Six 25-mA High-Precision LED Current Sinks • Adaptive Boost Voltage and LED Current Sink Headroom Controls for Maximum S 文件：1.22001 Mbytes 页数：49 Pages | TI 德州仪器 | TI | ||
丝印：D40；Package：DSBGA；LP8557 High-Efficiency LED Backlight Driver For Tablets 1 Features 1• High-Efficiency DC-DC Boost Converter With 28-V Integrated Power MOSFET • 2.7-V to 5.5-V VDD Range for Supporting Single- Cell Li-Ion Battery Applications • Six 25-mA High-Precision LED Current Sinks • Adaptive Boost Voltage and LED Current Sink Headroom Controls for Maximum S 文件：1.22001 Mbytes 页数：49 Pages | TI 德州仪器 | TI | ||
丝印：D40；Package：DSBGA；LP8557 High-Efficiency LED Backlight Driver For Tablets 1 Features 1• High-Efficiency DC-DC Boost Converter With 28-V Integrated Power MOSFET • 2.7-V to 5.5-V VDD Range for Supporting Single- Cell Li-Ion Battery Applications • Six 25-mA High-Precision LED Current Sinks • Adaptive Boost Voltage and LED Current Sink Headroom Controls for Maximum S 文件：1.22001 Mbytes 页数：49 Pages | TI 德州仪器 | TI | ||
丝印：D40；Package：DSBGA；LP8557 High-Efficiency LED Backlight Driver For Tablets 1 Features 1• High-Efficiency DC-DC Boost Converter With 28-V Integrated Power MOSFET • 2.7-V to 5.5-V VDD Range for Supporting Single- Cell Li-Ion Battery Applications • Six 25-mA High-Precision LED Current Sinks • Adaptive Boost Voltage and LED Current Sink Headroom Controls for Maximum S 文件：1.22001 Mbytes 页数：49 Pages | TI 德州仪器 | TI |
技术参数
- Vin (Min) (V)：
2.7
- Vin (Max) (V)：
5.5
- Vout (Min) (V)：
7
- Vout (Max) (V)：
28
- Type：
Inductive
- Switching frequency (Max) (kHz)：
1000
- LED current per channel (mA)：
25
- Peak efficiency (%)：
93
- Topology：
Boost
- Features：
CABC
- Operating temperature range (C)：
-30 to 85
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
TI/德州 |
2018+ |
DSBGA |
32500 |
德州代理承诺销售原装正品公司可开正规17%增值税票 |
询价 | ||
TI |
25+ |
DSBGA-1 |
225 |
百分百原装正品 真实公司现货库存 本公司只做原装 可 |
询价 | ||
TI |
23+ |
BGA |
8560 |
受权代理!全新原装现货特价热卖! |
询价 | ||
TI |
三年内 |
1983 |
只做原装正品 |
询价 | |||
TI |
16+ |
DSBGA |
10000 |
原装正品 |
询价 | ||
TI |
24+ |
16-DSBGA |
66800 |
原厂授权一级代理,专注汽车、医疗、工业、新能源！ |
询价 | ||
原装 |
20+ |
原装 |
56200 |
原装优势主营型号-可开原型号增税票 |
询价 | ||
TI/德州仪器 |
24+ |
DSBGA-16 |
15050 |
原厂支持公司优势现货 |
询价 | ||
Texas Instruments |
21+ |
783-FCPBGA(29x29) |
5860 |
进口原装!长期供应!绝对优势价格(诚信经营 |
询价 | ||
TI |
25+ |
DSBGA |
15000 |
一级代理原装现货 |
询价 |
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