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HM2806 Datasheet(PDF) 4 Page - Shenzhen Huazhimei Semiconductor Co., Ltd |
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HM2806 Datasheet(HTML) 4 Page - Shenzhen Huazhimei Semiconductor Co., Ltd |
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4 / 5 page  HM2806 4 ■ 电学特性参数 VIN=5V ,CIN=4.7µF ,COUT=10µF ,L=2.2µH (Ta=25 ℃除非特殊指定) 项目 符号 条件 最小值 典型值 最大值 单位 FB 控制电压 VFB - 0.09 0.1 0.11 V 工作电压 VIN 2 - 6 线性调整度 △ VOUT IL=300mA 0.45 % 效率 EFFI IL=200mA － 92 － % CE 最低开启 VCEL - 0.9 V CE 最高关断 VCEH - 1.1 V 待机电流 ISTB VCE=0V、VIN=5V 0 - 1 µA 静态电流 IDD VFB=0.1V*0.9 － 200 - µA 电流限制 ILIM - - 1200 - mA PFM 切换点 IL 100 mA 振荡频率 FOSC - 1.4 - MHz 最大占空比 MAXDTY - 100 - - % Shenzhen H&M Semiconductor Co.Ltd http：//www.hmsemi.com |
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