SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Schedule 13G
(Rule 13d-102)
INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES
13d-1 (b) AND (c) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2 (b)
(Amendment No._______)*
Power Integrations, Inc.
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(Name of Issuer)
Common Stock
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(Title of Class of Securities)
739276103
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(CUSIP Number)
*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter
disclosures provided in a prior cover page.
The information required on the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).
(Continued on following pages)
Page 1 of 12 Pages
Exhibit Index Contained on Page 11
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CUSIP NO. 739276103 13 G Page 2 of 12 Pages
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1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
Mohr, Davidow Ventures II, A California Limited Partnership ("MDV II")
Tax ID Number: 94-3037255
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2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ ] (b) [ ]
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3 SEC USE ONLY
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4 CITIZENSHIP OR PLACE OF ORGANIZATION
California
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NUMBER OF SHARES 5 SOLE VOTING POWER
BENEFICIALLY OWNED BY EACH 1,019,777 shares, except that WHD/LGM Partners, the general partner of
REPORTING MDV II, and Messrs. Mohr, Davidow, and Feiber, the general partners of
PERSON WITH WHD/LGM Partners, may be deemed to have shared power to vote these
shares.
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6 SHARED VOTING POWER
See response to row 5.
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7 SOLE DISPOSITIVE POWER
1,019,777 shares, except that WHD/LGM Partners, the general partner of
MDV II, and Messrs. Mohr, Davidow, and Feiber, the general partners of
WHD/LGM Partners, may be deemed to have shared power to dispose of
these shares.
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8 SHARED DISPOSITIVE POWER
See response to row 7.
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9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH
REPORTING PERSON 1,019,777
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10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9)
EXCLUDES CERTAIN SHARES* [ ]
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11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
8.89%
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12 TYPE OF REPORTING PERSON*
PN
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<FN>
* SEE INSTRUCTIONS BEFORE FILLING OUT!
</FN>
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CUSIP NO. 739276103 13 G Page 3 of 12 Pages
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1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
WHD/LGM Partners, A California Limited Partnership ("WHD/LGM Partners")
Tax ID Number: 94-3035845
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2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ ] (b) [ ]
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3 SEC USE ONLY
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4 CITIZENSHIP OR PLACE OF ORGANIZATION
California
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NUMBER OF SHARES 5 SOLE VOTING POWER
BENEFICIALLY OWNED BY EACH 0 shares
REPORTING
PERSON WITH
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6 SHARED VOTING POWER
1,019,777 shares, of which all are directly owned by MDV II. WHD/LGM
Partners is the general partner of MDV II and may be deemed to have
shared power to vote these shares.
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7 SOLE DISPOSITIVE POWER
0 shares
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8 SHARED DISPOSITIVE POWER
1,019,777 shares, of which all are directly owned by MDV II. WHD/LGM
Partners is the general partner of MDV II and may be deemed to have
shared power to dispose of these shares.
- ----------------------------------- -------- -----------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH
REPORTING PERSON 1,019,777
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10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9)
EXCLUDES CERTAIN SHARES* [ ]
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11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
8.89%
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12 TYPE OF REPORTING PERSON*
PN
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<FN>
* SEE INSTRUCTIONS BEFORE FILLING OUT!
</FN>
</TABLE>
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CUSIP NO. 739276103 13 G Page 4 of 12 Pages
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1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
Lawrence G. Mohr, Jr. ("Mohr")
Tax ID Number: ###-##-####
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2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ ] (b) [ ]
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3 SEC USE ONLY
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4 CITIZENSHIP OR PLACE OF ORGANIZATION
U.S. Citizen
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NUMBER OF SHARES 5 SOLE VOTING POWER
BENEFICIALLY OWNED BY EACH 0 shares
REPORTING
PERSON WITH
-------- -----------------------------------------------------------------------
6 SHARED VOTING POWER
1,019,777 shares, of which all are directly owned by MDV II. Mohr is a
general partner of WHD/LGM Partners, the general partner of MDV II, and
may be deemed to have shared power to vote these shares.
-------- -----------------------------------------------------------------------
7 SOLE DISPOSITIVE POWER
0 shares
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8 SHARED DISPOSITIVE POWER
1,019,777 shares, of which all are directly owned by MDV II. Mohr is a
general partner of WHD/LGM Partners, the general partner of MDV II, and
may be deemed to have shared power to dispose of these shares.
- ----------------------------------- -------- -----------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH
REPORTING PERSON 1,019,777
- ----------- --------------------------------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9)
EXCLUDES CERTAIN SHARES* [ ]
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11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
8.89%
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12 TYPE OF REPORTING PERSON*
IN
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<FN>
* SEE INSTRUCTIONS BEFORE FILLING OUT!
</FN>
</TABLE>
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CUSIP NO. 739276103 13 G Page 5 of 12 Pages
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1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
William H. Davidow ("Davidow")
Tax ID Number: ###-##-####
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2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ ] (b) [ ]
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3 SEC USE ONLY
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4 CITIZENSHIP OR PLACE OF ORGANIZATION
U.S. Citizen
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NUMBER OF SHARES 5 SOLE VOTING POWER
BENEFICIALLY OWNED BY EACH 15,000 shares, issuable upon the exercise of stock options.
REPORTING
PERSON WITH
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6 SHARED VOTING POWER
1,019,777 shares, of which all are directly owned by MDV II. Davidow is
a general partner of WHD/LGM Partners, the general partner of MDV II,
and may be deemed to have shared power to vote these shares.
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7 SOLE DISPOSITIVE POWER
15,000 shares, issuable upon the exercise of stock options.
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8 SHARED DISPOSITIVE POWER
1,019,777 shares, of which all are directly owned by MDV II. Davidow is
a general partner of WHD/LGM Partners, the general partner of MDV II,
and may be deemed to have shared power to dispose of these shares.
- ----------------------------------- -------- -----------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH
REPORTING PERSON 1,034,777
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10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9)
EXCLUDES CERTAIN SHARES* [ ]
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11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
9.02%
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12 TYPE OF REPORTING PERSON*
IN
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<FN>
* SEE INSTRUCTIONS BEFORE FILLING OUT!
</FN>
</TABLE>
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CUSIP NO. 739276103 13 G Page 6 of 12 Pages
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1 NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
Jonathan D. Feiber ("Feiber")
Tax ID Number: ###-##-####
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2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ ] (b) [ ]
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3 SEC USE ONLY
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4 CITIZENSHIP OR PLACE OF ORGANIZATION
U.S. Citizen
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NUMBER OF SHARES 5 SOLE VOTING POWER
BENEFICIALLY OWNED BY EACH 0 shares
REPORTING
PERSON WITH
-------- -----------------------------------------------------------------------
6 SHARED VOTING POWER
1,019,777 shares, of which all are directly owned by MDV II. Feiber is
a general partner of WHD/LGM Partners, the general partner of MDV II,
and may be deemed to have shared power to vote these shares.
-------- -----------------------------------------------------------------------
7 SOLE DISPOSITIVE POWER
0 shares
-------- -----------------------------------------------------------------------
8 SHARED DISPOSITIVE POWER
1,019,777 shares, of which all are directly owned by MDV II. Feiber is
a general partner of WHD/LGM Partners, the general partner of MDV II,
and may be deemed to have shared power to dispose of these shares.
- ----------- --------------------------------------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH
REPORTING PERSON 1,019,777
- ----------- --------------------------------------------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9)
EXCLUDES CERTAIN SHARES* [ ]
- ----------- --------------------------------------------------------------------------------------------------------
11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
8.89%
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12 TYPE OF REPORTING PERSON*
IN
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<FN>
* SEE INSTRUCTIONS BEFORE FILLING OUT!
</FN>
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Page 7 of 12 Pages
ITEM 1(a). NAME OF ISSUER:
Power Integrations, Inc.
ITEM 1(b). ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:
477 N. Mathilda Avenue
Sunnyvale, CA 94086
(408) 523-9200
ITEM 2(a). NAME OF PERSON FILING:
This statement is filed by Mohr, Davidow Ventures II, A
California Limited Partnership ("MDV II"), WHD/LGM Partners, A
California Limited Partnership ("WHD/LGM Partners"), Lawrence
G. Mohr, Jr. ("Mohr"), William H. Davidow ("Davidow"), and
Jonathan D. Feiber ("Feiber"). The foregoing entities and
individuals are collectively referred to as the "Reporting
Persons".
WHD/LGM Partners is the general partner of MDV II, and may be
deemed to have shared power to vote and shared power to
dispose of shares of the issuer directly owned by MDV II.
Mohr, Davidow, and Feiber are the general partners of WHD/LGM
Partners, and may be deemed to have shared power to vote and
shared power to dispose of the shares of issuer directly owned
by MDV II.
ITEM 2(b). ADDRESS OF PRINCIPAL BUSINESS OFFICE, OR, IF NONE, RESIDENCE:
The address of the principal business office for each of the
Reporting Persons is:
Mohr, Davidow Ventures
2775 Sand Hill Road, Suite 240
Menlo Park, CA 94025
ITEM 2(c) CITIZENSHIP:
MDV II and WHD/LGM Partners are California limited
partnerships and Mohr, Davidow, and Feiber are United States
citizens.
ITEM 2(d). TITLE OF CLASS OF SECURITIES:
Common Stock
ITEM 2(e). CUSIP NUMBER:
739276103
ITEM 3. Not Applicable
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Page 8 of 12 Pages
ITEM 4. OWNERSHIP:
The following information with respect to the ownership of the
Common Stock of the issuer by the persons filing this
Statement is provided as of December 31, 1997:
(a) Amount beneficially owned:
See Row 9 of cover page for each Reporting Person.
(b) Percent of Class:
See Row 11 of cover page for each Reporting Person.
(c) Number of shares as to which such person has:
(i) Sole power to vote or to direct the vote:
See Row 5 of cover page for each
Reporting Person.
(ii) Shared power to vote or to direct the
vote:
See Row 6 of cover page for each
Reporting Person.
(iii) Sole power to dispose or to direct the
disposition of:
See Row 7 of cover page for each
Reporting Person.
(iv) Shared power to dispose or to direct the
disposition of:
See Row 8 of cover page for each
Reporting Person.
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Page 9 of 12 Pages
ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS:
Not applicable.
ITEM 6. OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER
PERSON:
Under certain circumstances set forth in the limited
partnership agreements of MDV II and WHD/LGM Partners, the
general and limited partners of each of such entities may be
deemed to have the right to receive dividends from, or the
proceeds from, the sale of shares of the issuer owned by each
such entity of which they are a partner.
ITEM 7. IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH
ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING
COMPANY:
Not applicable.
ITEM 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP:
Not applicable
ITEM 9. NOTICE OF DISSOLUTION OF GROUP:
Not applicable
ITEM 10. CERTIFICATION:
Not applicable
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Page 10 of 12 Pages
SIGNATURES
After reasonable inquiry and to the best of my knowledge and
belief, I certify that the information set forth in this statement is true,
complete and correct.
Dated: February 10, 1998
/s/ William H. Davidow
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William H. Davidow
/s/ Jonathan D. Feiber
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Jonathan D. Feiber, individually and
on behalf of MDV II in his capacity
as a general partner of WHD/LGM
Partners, the general partner of
MDV II, and on behalf of WHD/LGM
Partners in his capacity as a
general partner thereof.
/s/ Lawrence G. Mohr, Jr.
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Lawrence G. Mohr, Jr.
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Page 11 of 12 Pages
EXHIBIT INDEX
Found on
Sequentially
Exhibit Numbered Page
Exhibit A: Agreement of Joint Filing 12
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Page 12 of 12 Pages
EXHIBIT A
Agreement of Joint Filing
The undersigned hereby agree that a single Schedule 13G (or
any amendment thereto) relating to the Common Stock of Power Integrations, Inc.
shall be filed on behalf of each of the undersigned and that this Agreement
shall be filed as an exhibit to such Schedule 13G.
Date: February 10, 1998
/s/ William H. Davidow
--------------------------------------
William H. Davidow
/s/ Jonathan D. Feiber
--------------------------------------
Jonathan D. Feiber, individually and
on behalf of MDV II in his capacity
as a general partner of WHD/LGM
Partners, the general partner of
MDV II, and on behalf of WHD/LGM
Partners in his capacity as a
general partner thereof.
/s/ Lawrence G. Mohr, Jr.
--------------------------------------
Lawrence G. Mohr, Jr.