{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LDK220M32R","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"LDK220M32R","canonicalUrl":"https://icboms.com/stmicroelectronics/LDK220M32R","factsUrl":"https://icboms.com/api/mcp/products/LDK220M32R","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics LDK220M32R linear voltage regulator, fixed 3.2 V output, 200 mA, positive, SOT-23-5, surface mount.","salesMarkdown":"## Fixed 3.2 V LDO in SOT-23-5 The STMicroelectronics LDK220M32R is a single-output positive linear regulator delivering a fixed 3.2 V at up to 200 mA from a maximum input of 13.2 V. Maximum dropout is 0.35 V at full load, so the input rail needs to stay above 3.55 V to keep the output in regulation under load. ## PSRR and noise rejection across frequency Power supply rejection ratio is 55 dB at 120 Hz, rolling to 50 dB at 10 kHz — the regulator attenuates 120 Hz ripple from a rectified mains supply by a factor of ~560, and still knocks down switching noise in the low kilohertz range by over 300×. ## Protection and control features Operating temperature range spans -40°C to 125°C, covering industrial and automotive ambient conditions. RoHS3 compliant (2011/65/EU + 2015/863), with no exemptions flagged.","metaTitle":"STMicroelectronics LDK220M32R LDO, 3.2V Fixed, 200mA","metaDescription":"STMicroelectronics LDK220M32R linear regulator, 3.2V fixed output, 200mA, 0.35V dropout, 90µA Iq, SOT-23-5. Active, RoHS3. Request quote.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Power Management (PMIC / Gate Driver)"],"specifications":{"PSRR":"55dB ~ 50dB (120Hz ~ 10kHz)","Package":"Tape & Reel (TR); Cut Tape (CT)","Output Type":"Fixed","Mounting Type":"Surface Mount","Package / Case":"SC-74A, SOT-753","lifecycle_stage":"eol_hot","Control Features":"Enable","Current - Output":"200mA","Protection Features":"Over Current, Over Temperature","Number of Regulators":"1","Output Configuration":"Positive","Operating Temperature":"-40°C ~ 125°C","Voltage - Input (Max)":"13.2V","Voltage Dropout (Max)":"0.35V @ 200mA","Current - Supply (Max)":"100 µA","Supplier Device Package":"SOT-23-5","Current - Quiescent (Iq)":"90 µA","Voltage - Output (Min/Fixed)":"3.2V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.99","priceTiers":[{"qty":1,"price":"$0.99000","currency":"USD"},{"qty":10,"price":"$0.88200","currency":"USD"},{"qty":25,"price":"$0.83720","currency":"USD"},{"qty":100,"price":"$0.68760","currency":"USD"},{"qty":250,"price":"$0.64276","currency":"USD"},{"qty":500,"price":"$0.56802","currency":"USD"},{"qty":1000,"price":"$0.44844","currency":"USD"},{"qty":3000,"price":"$0.41854","currency":"USD"},{"qty":6000,"price":"$0.39762","currency":"USD"},{"qty":15000,"price":"$0.38267","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/927f810568a85f38df244f591cc24e36.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LDK220M32R/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/LDK220M32R","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/LDK220M32R when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:49:49.435Z","lastPublished":"2026-08-11T15:49:49.435Z","indexable":true}}