- Initial Statement of Beneficial Ownership (3)

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^*

Reedy Ronald E.

2. Date of Event Requiring Statement (MM/DD/YYYY) 8/7/2012

3. Issuer Name and Ticker or Trading Symbol

PEREGRINE SEMICONDUCTOR CORP [PSMI]

(Last) (First) (Middle)

C/O PEREGRINE SEMICONDUCTOR CORPORATION, 9380 CARROLL PARK DRIVE

4. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director _____ 10% Owner
___ X ___ Officer (give title below) _____ Other (specify below)
Chief Technology Officer /

(Street)

SAN DIEGO, CA 92121

(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	10217	D
Common Stock	11580	I	The Reedy Family Educational Irrevocable Trust
Common Stock	39107	I	Ron and Robin Reedy Living Trust

*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)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)
Employee Stock Option (Right to Buy)	⁽¹⁾	4/2/2014	Common Stock	2724	$.73	D
Employee Stock Option (Right to Buy)	⁽²⁾	4/2/2014	Common Stock	2724	$.73	D
Employee Stock Option (Right to Buy)	⁽³⁾	6/9/2014	Common Stock	10206	$.73	D
Employee Stock Option (Right to Buy)	⁽⁴⁾	6/9/2014	Common Stock	20708	$.73	D
Employee Stock Option (Right to Buy)	⁽⁵⁾	6/9/2014	Common Stock	35422	$.73	D
Employee Stock Option (Right to Buy)	⁽⁶⁾	5/19/2015	Common Stock	46321	$.88	D
Employee Stock Option (Right to Buy)	⁽⁷⁾	1/31/2018	Common Stock	23160	$1.76	D
Employee Stock Option (Right to Buy)	⁽⁸⁾	5/28/2019	Common Stock	40871	$1.76	D
Employee Stock Option (Right to Buy)	⁽⁹⁾	5/28/2019	Common Stock	40871	$1.76	D
Employee Stock Option (Right to Buy)	⁽¹⁰⁾	5/28/2019	Common Stock	53133	$1.76	D
Employee Stock Option (Right to Buy)	⁽¹¹⁾	7/22/2020	Common Stock	54495	$7.12	D
Employee Stock Option (Right to Buy)	⁽¹²⁾	10/25/2021	Common Stock	13623	$9.76	D
Employee Stock Option (Right to Buy)	⁽¹³⁾	1/30/2013	Common Stock	17983	$.73	D
Employee Stock Option (Right to Buy)	⁽¹⁴⁾	11/21/2012	Common Stock	17574	$.73	D
Employee Stock Option (Right to Buy)	⁽¹⁵⁾	11/21/2012	Common Stock	64850	$.73	D
Series A1 Preferred Stock	⁽¹⁶⁾	⁽¹⁶⁾	Common Stock	982	⁽¹⁶⁾	I	Ron and Robin Reedy Living Trust
Series B1 Preferred Stock	⁽¹⁶⁾	⁽¹⁶⁾	Common Stock	740	⁽¹⁶⁾	I	Ron and Robin Reedy Living Trust

Explanation of Responses:
( 1)	Subject to continuous service, this option is immediately exercisable for all shares. Any shares acquired upon exercise are subject to a right of repurchase at the original exercise price per share. The right of repurchase lapses in seven successive equal monthly installments from April 2, 2004.
( 2)	Subject to continuous service, this option is immediately exercisable for all shares. Any shares acquired upon exercise are subject to a right of repurchase at the original exercise price per share. The right of repurchase lapses in seven successive equal monthly installments from April 2, 2004.
( 3)	Subject to continuous service, this option is immediately exercisable for all shares. Any shares acquired upon exercise are subject to a right of repurchase at the original exercise price per share. The right of repurchase lapses in 12 successive equal monthly installments from April 1, 2006.
( 4)	Subject to continuous service, this option is immediately exercisable for all shares. Any shares acquired upon exercise are subject to a right of repurchase at the original exercise price per share. The right of repurchase lapses in 12 successive equal monthly installments from April 1, 2007.
( 5)	Subject to continuous service, this option is immediately exercisable for all shares. Any shares acquired upon exercise are subject to a right of repurchase at the original exercise price per share. The right of repurchase lapses in 48 successive equal monthly installments from April 1, 2004.
( 6)	Subject to continuous service, this option is immediately exercisable for all shares. Any shares acquired upon exercise are subject to a right of repurchase at the original exercise price per share. The right of repurchase lapses in 24 successive equal monthly installments from April 1, 2008.
( 7)	Subject to continuous service, this option is immediately exercisable for all shares. Any shares acquired upon exercise are subject to a right of repurchase at the original exercise price per share. The right of repurchase lapses in successive equal daily installments over a 12-month period from April 1, 2010.
( 8)	Subject to continuous service, this option is immediately exercisable for all shares. Any shares acquired upon exercise are subject to a right of repurchase at the original exercise price per share. The right of repurchase lapses in successive equal daily installments over a 12-month period from March 31, 2011.
( 9)	Subject to continuous service, this option is immediately exercisable for all shares. Any shares acquired upon exercise are subject to a right of repurchase at the original exercise price per share. The right of repurchase lapses in successive equal daily installments over a 12-month period from March 31, 2012.
( 10)	Subject to continuous service, this option is immediately exercisable for all shares. Any shares acquired upon exercise are subject to a right of repurchase at the original exercise price per share. The right of repurchase lapses in successive equal daily installments from May 28, 2009 to March 31, 2012.
( 11)	Subject to continuous service, the option is exercisable in successive equal daily installments over a 12-month period from April 1, 2013.
( 12)	Subject to continuous service, the option is exercisable in 12 successive equal monthly installments from April 1, 2014.
( 13)	Subject to continuous service, this option is immediately exercisable for all shares. Any shares acquired upon exercise are subject to a right of repurchase at the original exercise price per share. The right of repurchase lapses with respect to 25% of the shares to this option on January 30, 2004 and in equal monthly installments over a 36-month period of the remaining shares subject to this option thereafter.
( 14)	Subject to continuous service, this option is immediately exercisable for all shares. Any shares acquired upon exercise are subject to a right of repurchase at the original exercise price per share. The right of repurchase lapses in 12 successive equal monthly installments from September 4, 2002.
( 15)	Subject to continuous service, this option is immediately exercisable for all shares. Any shares acquired upon exercise are subject to a right of repurchase at the original exercise price per share. The right of repurchase lapses with respect to 25% of the shares to this option on September 4, 2003 and in equal monthly installments over a 36-month period of the remaining shares subject to this option thereafter.
( 16)	Each share of the Series A1 Preferred Stock and Series B1 Preferred Stock will automatically convert into one share of common stock upon the closing of the Issuer's initial public offering, and has no expiration date.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Reedy Ronald E. C/O PEREGRINE SEMICONDUCTOR CORPORATION 9380 CARROLL PARK DRIVE SAN DIEGO, CA 92121			Chief Technology Officer

Signatures
By: /s/ Jay Biskupski as Attorney-in-fact for Ronald E. Reedy		8/7/2012
^** 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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