FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person * Rayabhari Madhusudhan	2. Date of Event Requiring Statement (MM/DD/YYYY) 11/18/2020	3. Issuer Name and Ticker or Trading Symbol SEMTECH CORP [SMTC]
(Last)        (First)        (Middle) 200 FLYNN RD.	4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director                          _____ 10% Owner ___X___ Officer (give title below)        _____ Other (specify below) VP and GM /
(Street) CAMARILLO, CA 93012       (City)              (State)              (Zip)	5. If Amendment, Date Original Filed(MM/DD/YYYY)	6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	9043	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Option (right to buy)	8/22/2019 (1)	8/22/2024	SMTC	2000	$50.70	D
Restricted Stock Unit	(3)	(4)	SMTC	375	(2)	D
Restricted Stock Unit	(5)	(6)	SMTC	1250	(2)	D
Restricted Stock Unit	(1)	(7)	SMTC	2500	(2)	D
Restricted Stock Unit	(8)	(8)	SMTC	3750	(2)	D
Restricted Stock Unit	(9)	(9)	SMTC	4400	(2)	D

Explanation of Responses:
(1)	This grant vests in four annual installments beginning on August 22, 2019.
(2)	Each stock unit is the economic equivalent of one share of Semtech common stock.
(3)	This grant vests in four annual installments beginning on May 24, 2018.
(4)	This grant vests in four annual installments beginning on May 24, 2018.
(5)	This grant vests in four annual installments beginning on August 16, 2018.
(6)	This grant vests in four annual installments beginning on August 16, 2018.
(7)	This grant vests in four annual installments beginning on August 22, 2019.
(8)	This grant vests in four annual installments beginning on August 21, 2020.
(9)	This grant vests in four annual installments beginning on August 19, 2021.

Remarks: The Board of Directors determined that Mr. Rayabhari is subject to Section 16 as of November 18, 2020.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Rayabhari Madhusudhan 200 FLYNN RD. CAMARILLO, CA 93012			VP and GM

Signatures
/s/Madhusudhan Rayabhari by Charles B. Ammann under Power of Attorney dated November 23, 2020 (Copy Attached)		11/24/2020
**Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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