深圳市科瑞芯电子有限公司为GMT/致新正规代理商,商品原装
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台湾GMT/致新一级授权代理商!
型号:G5116T1UF
封装:SOT-23-5
品牌:GMT/致新
概述
G5114/G5116/G5118是具有恒定电流输出的高效升压转换器,可驱动多达8个白色LED。连续LED电流由FB引脚调节的电压设置,该电压跨接在从该引脚接地的外部感测电阻器(Rs)上。SHDN引脚的调光PWM波形控制与其占空比成比例的LED平均电流,使LED的亮度也与占空比呈比例。
低FB调节电压和低开关导通电阻导致从宽电池电压范围到高LED串联电压的高转换效率。
过电压保护可防止LED打开时损坏设备。只需关闭负载路径就可以很容易地释放保护状态。
特征
● Zui多可驱动8个LED
● 自动触发/释放OVP功能(G5114/G5118)
● 输入电压范围:1.7V~6.5V
● 利用PWM信号进行精-确调光控制
● 50μA无开关电流
● 内部30V开关,带0.8ΩRds(打开)
● 包含软启动功能
● 效率髙达85%
应用
适用于PDA的白色LED背光显示器
掌上电脑
智能手机
手持装置
移动电话
GMT系列
G5520A/ AT5520A/ G529A1TB1U/ G2992/ G5250/ G547/ G546/ G5640/ G5642/ G5108/ G5655/ G5657/ G5626
/G5728 /G5692 /G5699 /AT1316 /G529A2TB1U / G547E2P11U/G547I1P81U /G547F1P11U/G547F2P11U/
G547G1P11U/ G547G2P11U/ G547E1P81U/ G547E2P81U/ G547F1P81U/ G547F2P81U/ G547G1P81U/
G547G2P81U/ G517AL1TB1U/ G517AL2TB1U/ G517C3T11U/ G517G1P81U/ G517G2P81U/ G2156K11U/
M2156K11U / M1694K61U/ G5626P11U/G572***DJT11U/G5728TO1U/G5719TB1U/G5791F11U/G5691RB1U/
AT1526P11U/ AT1529F11U/ G5699RQ1U/G5175RV1U-Z/ G5322F61U/G5108P8U/G5110RE1U/G5125T11U/
AT5125T11U/ AT1316A-02TP1U/AT5160TP1U/G2620T11U/G5912R41U/G5930TBU/G5517R51U/G2510SRG1U-K/
G2583BRV1U/ G693L293TCUf / G691L293T73Uf/ G751-2P1F/ G781P8F/ G9090-180TO1U/ G9091-180T11U/
G9091-330T11U /G9091-180TA1U /G9091-330TA1U/ G524B1T11U / G524B2T11U / G2583BRV1U / G5521AR51U
G5126/ G5958 /G5910 / G5808 /G691/ G9091/ G9141/G5177A/ G9107RC1U/ M2296B81U/ G2230BZ1U / G2246R41U
G2515UG1U-K G2532KE1U-K G2731RG1U-K G2790BK11U-K G2534RK1U G6001AQY1U G2034AG21U
G5421CQT1U M2202BK51U G6090RC1U G5027CRD1D G2595EKL1U-K G2782K11U-K G2592K11U-K
G2517AKM1U G2518KK1U G2224KH1U G2261TO1U G2260-330N61U G2260-190T11U G2267TO1U
G2262AU1U G2262BTR1U G2822RC1U G2057F11U G2258TB1U G2258TM1U