型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
---|---|---|---|---|
MAX8834Y | Adaptive Step-Up Converters with 1.5A Flash Driver General Description The MAX8834Y/MAX8834Z flash drivers integrate a 1.5A PWM DC-DC step-up converter and three programmable low-side, low-dropout LED current regulators. The step-up converter features an internal switching MOSFET and synchronous rectifier to improve efficiency and minimize extern 文件:1.16202 Mbytes 页数:43 Pages | Maxim 美信 | Maxim | |
Adaptive Step-Up Converters with 1.5A Flash Driver General Description The MAX8834Y/MAX8834Z flash drivers integrate a 1.5A PWM DC-DC step-up converter and three programmable low-side, low-dropout LED current regulators. The step-up converter features an internal switching MOSFET and synchronous rectifier to improve efficiency and minimize extern 文件:1.16202 Mbytes 页数:43 Pages | Maxim 美信 | Maxim | ||
Adaptive Step-Up Converters with 1.5A Flash Driver 文件:984.13 Kbytes 页数:44 Pages | Maxim 美信 | Maxim | ||
MAX8834Y | 自适应升压型转换器,提供1.5A闪光灯驱动 MAX8834Y/MAX8834Z闪光灯驱动器集成了1.5A PWM DC-DC升压转换器和三路可编程、低边、低压差LED电流调节器。升压转换器具有内部开关MOSFET和同步整流器,可提高效率并最大程度减少外部元件数。通过I²C接口可灵活设置升压转换器的输出电压、电影/闪光灯模式、闪光灯定时器持续时间以及电流调节器。MAX8834Y/MAX8834Z能够工作在最低2.5V的电源电压,使其在新一代电池供电产品中保持可靠性能。\n\n MAX8834Y/MAX8834Z带有两个电流调节器,用于闪光灯/电影模式。每个电流调节器在闪光灯模式下可吸入750mA的电流,在电影模式下可吸入125m • 2.5V至5.5V工作电压范围\n• 升压DC-DC转换器\n• 保证1.5A输出电流\n• 自适应或I²C可编程输出电压\n• 2MHz和4MHz开关频率选择\n\n\n• 两路闪光灯/电影LED电流调节器\n• 可通过I²C设置闪光灯和电影模式的电流\n• 500mA时具有低压差(110mV最大值)\n\n\n• LED指示器电流调节器\n• 可通过I²C编程输出电流\n• 斜坡和闪烁定时器,用于指示器模式\n• 16mA时具有低压差(130mV最大值)\n\n\n• 可通过I²C设置安全和看门狗定时器\n• GSM屏蔽逻辑输入\n• MAXFLASH系统闭锁保护\n• 远端温度传感器; | ADI 亚德诺 | ADI | |
Package:20-WFBGA,WLBGA;包装:卷带(TR) 类别:集成电路(IC) LED 驱动器 描述:IC LED DRV RGLTR I2C 20WLP | AD 亚德诺 | AD |
技术参数
- VIN (max)(V):
5.5
- Max. No. of LEDs:
3
- # LED Channels:
3
- Regulation Topology:
Inductor Based
- Battery Input:
1-Cell Li+
- LED Configuration:
Parallel
- ILED per Channel (max)(A):
0.75
- Dimming Ratio (max):
30
- Dimming Control:
Digital
- POUT(W):
6
- ICC (max)(mA):
0.6
- LED String Volt. (max)(V):
5.5
- Fxd. Freq.:
Yes
- Switching Frequency(kHz):
2000
- Features:
Internal Switch
- Tags:
Camera Flash
- EV Kit Available:
Yes
- RoHS Available:
Yes
- Oper. Temp.(°C):
-40 to +85
- Package/ Pins:
WLP/20
- Budgetary Price (See Notes):
$1.86 @1k
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
MAXIM/美信 |
2447 |
BGA |
100500 |
一级代理专营品牌!原装正品,优势现货,长期排单到货 |
询价 | ||
MAXIM/美信 |
23+ |
BGA |
3000 |
一级代理原厂VIP渠道,专注军工、汽车、医疗、工业、 |
询价 | ||
MAXIM |
13+ |
WLP |
3758 |
原装分销 |
询价 | ||
MAXIM |
25+ |
WLP |
2789 |
原装优势!绝对公司现货! |
询价 | ||
MAXIM |
25+23+ |
WFBGA-20 |
40033 |
绝对原装正品全新进口深圳现货 |
询价 | ||
MaximIntegrated |
24+ |
20-WLP(2.52x2.08) |
66800 |
原厂授权一级代理,专注汽车、医疗、工业、新能源! |
询价 | ||
MAXIM/美信 |
24+ |
TQFN16 |
25050 |
原厂支持公司优势现货 |
询价 | ||
Maxim Integrated |
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 | ||
Maxim Integrated |
24+ |
20-WFBGA,WLBGA |
39500 |
一级代理/放心采购 |
询价 | ||
Maxim |
1931+ |
N/A |
567 |
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询价 |
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