Document And Entity Information
Document And Entity Information | Jul. 31, 2019 |
Document Information [Line Items] | |
Entity Registrant Name | MONOLITHIC POWER SYSTEMS INC |
Document Type | 8-K |
Document Period End Date | Jul. 31, 2019 |
Entity Incorporation, State or Country Code | DE |
Entity File Number | 000-51026 |
Entity Tax Identification Number | 77-0466789 |
Entity Address, Address Line One | 4040 Lake Washington Blvd. NE, Suite 201 |
Entity Address, City or Town | Kirkland |
Entity Address, State or Province | WA |
Entity Address, Postal Zip Code | 98033 |
City Area Code | 425 |
Local Phone Number | 296-9956 |
Written Communications | false |
Soliciting Material | false |
Pre-commencement Tender Offer | false |
Pre-commencement Issuer Tender Offer | false |
Title of 12(b) Security | Common Stock |
Trading Symbol | MPWR |
Security Exchange Name | NASDAQ |
Entity Emerging Growth Company | false |
Entity Ex Transition Period | false |
Amendment Flag | false |
Entity Central Index Key | 0001280452 |