| 型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
|---|---|---|---|---|
MAX1575 | MAX1575 Evaluation Kit General Description The MAX1575 charge pump drives up to four white LEDs in the main display and up to two white LEDs in the sub-display with regulated constant current for uniform intensity. By utilizing adaptive 1x/1.5x chargepump modes and very-low-dropout current regulators, it achieves high 文件:86.69 Kbytes 页数:4 Pages | Maxim 美信 | Maxim | |
MAX1575 | 白光LED、 1倍/1.5倍电荷泵,适用于主屏和次屏显示器 MAX1575电荷泵能够以恒定电流驱动最多4个主屏白色LED或2个子屏白色LED,获得均匀亮度。利用自适应1倍/1.5倍电荷泵模式和超低压差电流调节器,可在单节Li+电池的整个电压范围内保持高效率。1MHz固定开关频率允许选用小巧的外部元件。经过优化的调节结构保证低EMI和低输入纹波。\nMAX1575使用一个外部电阻设置满量程(100%) LED电流。两个使能输入:ENM和ENS,可分别为主屏和子屏提供简单的开/关控制。通过向使能端输入重复脉冲,可以调节LED电流,电流调节分多个等级,最低可降至5%。一旦建立了所需要的亮度,只要使能输入保持高电平,MAX1575即可保持亮度设 • 为主屏和子屏LED供电 \n• 2% LED电流匹配度 \n• 自适应1倍/1.5倍模式切换 \n• 通过单线串行脉冲接口可在5%至100%范围内分别调节每路LED的电流 \n• 2.7V至5.5V电源电压范围 \n• 输出过压保护 \n• 16引脚4mm x 4mm薄型QFN封装; | ADI 亚德诺 | ADI | |
MAX1575 Evaluation Kit General Description The MAX1575 charge pump drives up to four white LEDs in the main display and up to two white LEDs in the sub-display with regulated constant current for uniform intensity. By utilizing adaptive 1x/1.5x chargepump modes and very-low-dropout current regulators, it achieves high 文件:86.69 Kbytes 页数:4 Pages | Maxim 美信 | Maxim | ||
Package:16-WQFN 裸露焊盘;包装:管件 类别:集成电路(IC) LED 驱动器 描述:IC LED DRV RGLT MULT-STEP 16TQFN | AD 亚德诺 | AD | ||
Package:16-WQFN 裸露焊盘;包装:管件 类别:集成电路(IC) LED 驱动器 描述:IC LED DRV RGLT MULT-STEP 16TQFN | AD 亚德诺 | AD | ||
Package:16-WQFN 裸露焊盘;包装:卷带(TR) 类别:集成电路(IC) LED 驱动器 描述:IC LED DRV RGLT MULT-STEP 16TQFN | AD 亚德诺 | AD |
技术参数
- Battery Input:
1-Cell Li+
- Regulation Topology:
Charge Pump
- Max. No. of LEDs:
6
- LED Channels:
6
- LED Configuration:
Parallel
- ILED per Channel(A):
0.03
- Dimming Ratio:
20
- Dimming Control:
Serial Pulse
- POUT(W):
0.75
- VIN(V):
5.5
- ICC(mA):
2
- LED String Volt.(V):
5
- Oper. Freq.(kHz):
1000
- Package/Pins:
TQFN/16/
- BudgetaryPrice:
$1.93 @1k
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
MAXIM |
25+ |
QFN |
1600 |
强调现货,随时查询! |
询价 | ||
MAXIM |
09+ |
QFN |
5500 |
原装无铅,优势热卖 |
询价 | ||
MAXIM |
24+ |
QFN |
4652 |
公司原厂原装现货假一罚十!特价出售!强势库存! |
询价 | ||
MAXIM |
24+ |
16QFN |
6980 |
原装现货,可开13%税票 |
询价 | ||
MAXIM |
24+ |
QFN |
100 |
询价 | |||
MAXIM |
1708+ |
QFN |
7500 |
只做原装进口,假一罚十 |
询价 | ||
MAXIM |
25+ |
QFN |
4500 |
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 | ||
MAXIM |
17+ |
QFN |
9700 |
只做全新进口原装,现货库存 |
询价 | ||
MAXIM |
22+ |
QFN |
5000 |
原装现货库存.价格优势!! |
询价 | ||
MAX |
24+ |
SMD |
20000 |
一级代理原装现货假一罚十 |
询价 |
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