Form: 10-K

Annual report [Section 13 and 15(d), not S-K Item 405]

May 23, 2025


Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM


We consent to the incorporation by reference in the following Registration Statements:
(1) Form S-8 No. 33-59686,
(2) Form S-8 No. 33-80072,
(3) Form S-8 No. 33-81690,
(4) Form S-8 No. 33-83196,
(5) Form S-8 No. 333-00872,
(6) Form S-8 No. 333-40791,
(7) Form S-8 No. 333-93571,
(8) Form S-8 No. 333-51322,
(9) Form S-8 No. 333-73506,
(10) Form S-8 No. 333-99655,
(11) Form S-8 No. 333-103764,
(12) Form S-8 No. 333-109486,
(13) Form S-8 No. 333-119939,
(14) Form S-8 No. 333-140773,
(15) Form S-8 No. 333-149460,
(16) Form S-8 No. 333-177889,
(17) Form S-8 No. 333-192273,
(18) Form S-8 No. 333-206210,
(19) Form S-8 No. 333-213062,
(20) Form S-8 No. 333-221420,
(21) Form S-8 No. 333-225257,
(22) Form S-8 No. 333-236250,
(23) Form S-8 No. 333-262497,



(24) Form S-8 No. 333-273657,
(25) Form S-3ASR No. 333-277512,
(26) Form S-8 No. 333-283002,
(27) Form S-3ASR No. 333-285913, and
(28) Form S-3ASR No. 333-287160

of our reports dated May 22, 2025 with respect to the consolidated financial statements of Microchip Technology Incorporated, and the effectiveness of internal control over financial reporting of Microchip Technology Incorporated, included in this Annual Report (Form 10-K) of Microchip Technology Incorporated for the year ended March 31, 2025.

/s/ Ernst & Young LLP

Phoenix, Arizona
May 22, 2025