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HM8119 bảng dữ liệu(PDF) 2 Page - Shenzhen Huazhimei Semiconductor Co., Ltd |
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HM8119 bảng dữ liệu(HTML) 2 Page - Shenzhen Huazhimei Semiconductor Co., Ltd |
2 / 13 page TOP VIEW 1 3 2 6 4 GND FB BS IN EN SW 5 Standoff 55V 500mA 850KHz Sync Step-Down Regulator Page 2 / 13 Pin Description Pin Configuration SOT23-6 HM8119A Top Marking: HMYLL (device code: HM, Y=year code, LL= lot number code) HM8119B Top Marking: HNYLL (device code: HN, Y=year code, LL= lot number code) HM8119C Top Marking: HSYLL (device code: HS, Y=year code, LL= lot number code) Pin Description Pin Name Function 1 BS Bootstrap. A capacitor connected between SW and BST pins is required to form a floating supply across the high-side switch driver. 2 GND Ground Pin 3 FB Adjustable Version Feedback input. Connect FB to the center point of the external resistor divider 4 EN Drive this pin to a logic-high to enable the IC. Drive to a logic-low to disable the IC and enter micro-power shutdown mode. 5 IN Power Supply Pin 6 SW Switching Pin Order Information (1) Marking Part No. Model Description Package T/R Qty HMYLL 70301620 HM8119A HM8119 PSM SYN Buck, 4.5-45V, 0.5A, 850KHz, VFB 0.8V, SOT23-6 SOT23-6 3000PCS HNYLL 70301621 HM8119B HM8119 PSM SYN Buck, 4.5-45V, 0.5A, 850KHz, VFB 0.765V, SOT23-6 SOT23-6 3000PCS HSYLL 70301622 HM8119A HM8119 PSM SYN Buck, 4.5-45V, 0.5A, 850KHz, VFB 0.6V, SOT23-6 SOT23-6 3000PCS HM8119 |
Số phần tương tự - HM8119 |
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Mô tả tương tự - HM8119 |
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