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LR1120G-30-AF5-R 数据表(PDF) 2 Page - Unisonic Technologies |
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LR1120G-30-AF5-R 数据表(HTML) 2 Page - Unisonic Technologies |
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2 / 4 page ![]() LR1120 Preliminary CMOS IC UNISONICTECHNOLOGIESCO.,LTD 2 of 4 www.unisonic.com.tw QW-R502-331.l MARKING INFORMATION PACKAGE VOLTAGE CODE MARKING SOT-25 SOT-353 18 :1.8V 25 :2.5V 28 :2.8V 30: 3.0V 31 :3.1V 33 :3.3V 40 :4.0V PIN DESCRIPTION PIN CODE A B C D PIN NAME DESCRIPTION 1 1 1 2 VIN Supply voltage input. 2 2 2 1 GND Ground. 3 3 3 - EN Input logic pin, active high for enabling the chip. When this pin goes to a logic low, the chip will be shutdown. 4 - - - SS Soft start pin. 5 4 5 3 VOUT Regulator output voltage pin. - 5 4 4, 5 NC No Connection BLOCK DIAGRAM POR OTP Current Limit MOS Driver SS EN R VREF VIN VOUT GND + - |
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