{"product_id":"mcp1824t-1802e-ot-ldo-linear-voltage-regulator-ic-1-8v","title":"MCP1824T-1802E\/OT LDO Linear Voltage Regulator IC 1.8V","description":"\u003ch2\u003eMCP1824T-1802E\/OT 1.8V LDO Voltage Regulator | 300mA LDO in SOT-223\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eMCP1824T-1802E\/OT\u003c\/strong\u003e is a\u003cstrong\u003e 1.8V fixed-output low-dropout (LDO) linear voltage regulator\u003c\/strong\u003e with \u003cstrong\u003e300mA output current capacity\u003c\/strong\u003e. The 1.8V output supplies the standard \"1.8V I\/O\" rail used on many MCUs, FPGA cores, and ASIC peripheral chains. The \u003cstrong\u003e2.1V to 6.0V input range\u003c\/strong\u003e means it works directly from 3.3V or 5V upstream rails.\u003c\/p\u003e\n\u003cp\u003eThe part offers a \u003cstrong\u003etight 0.4% output voltage tolerance\u003c\/strong\u003e, \u003cstrong\u003e200mV typical dropout at 300mA\u003c\/strong\u003e, and a \u003cstrong\u003e120µA typical supply current\u003c\/strong\u003e (dropping to \u003cstrong\u003e0.1µA in shutdown mode\u003c\/strong\u003e via the enable pin). Built-in over-temperature protection guards against thermal runaway.\u003c\/p\u003e\n\u003ch3\u003eWhen to Replace the MCP1824T-1802E\/OT\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.8V rail dead\u003c\/strong\u003e while VIN is valid — internal pass element failed open.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.8V rail drooping under load\u003c\/strong\u003e — LDO can't sustain the 300mA spec.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShutdown control no longer works\u003c\/strong\u003e — EN pin defective.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisible damage\u003c\/strong\u003e on the SOT-223 package.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eMCP1824T-1802E\/OT Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eOriginal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eLow-Dropout (LDO) Linear Regulator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e1.8V (fixed, \"1802E\" suffix)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current\u003c\/td\u003e\n\u003ctd\u003e300mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e2.1V to 6.0V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDropout Voltage\u003c\/td\u003e\n\u003ctd\u003e200mV typical @ 300mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage Tolerance\u003c\/td\u003e\n\u003ctd\u003e0.4%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Current\u003c\/td\u003e\n\u003ctd\u003e120µA typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShutdown Supply Current\u003c\/td\u003e\n\u003ctd\u003e0.1µA typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtections\u003c\/td\u003e\n\u003ctd\u003eOver-temperature, short-circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage\u003c\/td\u003e\n\u003ctd\u003e5-lead SOT-223 (\"OT\" suffix)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ch3\u003eFAQ — MCP1824T-1802E\/OT\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What do the suffix codes mean?\u003c\/strong\u003e\u003cbr\u003eA: \"1802E\" = 1.8V fixed output, extended-temperature grade. \"OT\" = 5-lead SOT-223 package. The MCP1824 family ships in multiple voltage options (1.8V, 2.5V, 3.0V, 3.3V) and package variants — match the silk mark on your failed chip exactly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use the 3-lead SOT-223 variant (MCP1824S) instead?\u003c\/strong\u003e\u003cbr\u003eA: No — MCP1824S omits the enable pin, so it's not pin-compatible with the 5-lead MCP1824T. Stick with the 5-lead version unless the PCB silk specifically calls for the S variant.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Rework profile?\u003c\/strong\u003e\u003cbr\u003eA: Hot-air at 320°C with flux paste. SOT-223 has an exposed pad\/tab — make sure it reflows with the PCB thermal pad for proper heat dissipation at the 300mA load point.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Bulk pricing?\u003c\/strong\u003e\u003cbr\u003eA: Yes — email contact@lys-sz.com for tape-and-reel quantities.\u003c\/p\u003e\n\u003ch3\u003eRelated products\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/mcp1824t-ldo-voltage-regulator-bitaxe-gammer-bm1370\"\u003eMCP1824T-1202E\/OT 1.2V LDO (Bitaxe Gamma BM1370)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/me6214c18m5g-p4re-innosilicon-t1-hash-board-1-8v-ldo-regulator\"\u003eME6214C18M5G 1.8V LDO (Innosilicon T1)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/rt9080-33gj5-ldo-voltage-regulator\"\u003eRT9080-33GJ5 3.3V LDO\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/tlv75512pdr-1gvh-ldo-regulator-replacement-antminer-s21-hydro-hash-board\"\u003eTLV75512PDR 1.2V LDO (Antminer S21 Hydro)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSourcing MCP1824T-1802E\/OT LDOs in tape-and-reel quantities? Email \u003ca href=\"mailto:contact@lys-sz.com\"\u003econtact@lys-sz.com\u003c\/a\u003e for bulk pricing. Worldwide shipping from our Shenzhen warehouse.\u003c\/p\u003e","brand":"LYS Shenzhen","offers":[{"title":"Default Title","offer_id":44221777707187,"sku":null,"price":1.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/6710\/4179\/files\/MCP1824T-1802E_OT-LDO-Linear-Voltage-Regulator-IC-1.8V.webp?v=1774225156","url":"https:\/\/lys-sz.com\/products\/mcp1824t-1802e-ot-ldo-linear-voltage-regulator-ic-1-8v","provider":"LYS Shenzhen","version":"1.0","type":"link"}