Exhibit 24.1

POWER OF ATTORNEY

(Keith D. Jackson)

I hereby appoint Bernard Gutmann, George H. Cave and S. Gary Shullaw, and each of them, my attorneys-in-fact, each with full power of substitution, to sign for me on behalf of the registrant, ON Semiconductor Corporation, and/or as a Director and/or Chief Executive Officer (i.e., as principal executive officer) of ON Semiconductor Corporation and file with the Securities and Exchange Commission the Corporation’s Form 10-K Annual Report for 2013, and any amendments.

Dated: January 31, 2014

/s/ KEITH D. JACKSON

Keith D. Jackson

POWER OF ATTORNEY

(Bernard Gutmann)

I hereby appoint Keith D. Jackson, George H. Cave, and S. Gary Shullaw and each of them, my attorneys-in-fact, each with full power of substitution, to sign for me on behalf of the registrant, ON Semiconductor Corporation, and/or as a Chief Financial Officer (i.e., as both principal financial officer and principal accounting officer) of ON Semiconductor Corporation and file with the Securities and Exchange Commission the Corporation’s Form 10-K Annual Report for 2013, and any amendments.

Dated: January 31, 2014

/s/ BERNARD GUTMANN

Bernard Gutmann

POWER OF ATTORNEY

(J. Daniel McCranie)

I hereby appoint Bernard Gutmann, Keith D. Jackson and George H. Cave, and each of them, my attorneys-in-fact, each with full power of substitution, to sign for me as Chairman of the Board of Directors of ON Semiconductor Corporation and file with the Securities and Exchange Commission the Corporation’s Form 10-K Annual Report for 2013, and any amendments.

Dated: January 31, 2014

/s/ J. DANIEL McCRANIE

J. Daniel McCranie

POWER OF ATTORNEY

(Atsushi Abe)

I hereby appoint Bernard Gutmann, Keith D. Jackson and George H. Cave, and each of them, my attorneys-in-fact, each with full power of substitution, to sign for me as a Director of ON Semiconductor Corporation and file with the Securities and Exchange Commission the Corporation’s Form 10-K Annual Report for 2013, and any amendments.

Dated: January 31, 2014

/s/ ATSUSHI ABE

Atsushi Abe

POWER OF ATTORNEY

(Curtis J. Crawford)

I hereby appoint Bernard Gutmann, Keith D. Jackson and George H. Cave, and each of them, my attorneys-in-fact, each with full power of substitution, to sign for me as a Director of ON Semiconductor Corporation and file with the Securities and Exchange Commission the Corporation’s Form 10-K Annual Report for 2013, and any amendments.

Dated: January 31, 2014

/s/ CURTIS J. CRAWFORD

Curtis J. Crawford

POWER OF ATTORNEY

(Bernard L. Han)

I hereby appoint Bernard Gutmann, Keith D. Jackson and George H. Cave, and each of them, my attorneys-in-fact, each with full power of substitution, to sign for me as a Director of ON Semiconductor Corporation and file with the Securities and Exchange Commission the Corporation’s Form 10-K Annual Report for 2013, and any amendments.

Dated: January 31, 2014

/s/ BERNARD L. HAN

Bernard L. Han

POWER OF ATTORNEY

(Emmanuel T. Hernandez)

I hereby appoint Bernard Gutmann, Keith D. Jackson and George H. Cave, and each of them, my attorneys-in-fact, each with full power of substitution, to sign for me as Director of ON Semiconductor Corporation and file with the Securities and Exchange Commission the Corporation’s Form 10-K Annual Report for 2013, and any amendments.

Dated: January 31, 2014

/s/ EMMANUEL T. HERNANDEZ

Emmanuel T. Hernandez

POWER OF ATTORNEY

(Daryl A. Ostrander)

I hereby appoint Bernard Gutmann, Keith D. Jackson and George H. Cave, and each of them, my attorneys-in-fact, each with full power of substitution, to sign for me as a Director of ON Semiconductor Corporation and file with the Securities and Exchange Commission the Corporation’s Form 10-K Annual Report for 2013, and any amendments.

Dated: January 31, 2014

/s/ DARYL A. OSTRANDER

Daryl A. Ostrander

POWER OF ATTORNEY

(Teresa M. Ressel)

I hereby appoint Bernard Gutmann, Keith D. Jackson and George H. Cave, and each of them, my attorneys-in-fact, each with full power of substitution, to sign for me as a Director of ON Semiconductor Corporation and file with the Securities and Exchange Commission the Corporation’s Form 10-K Annual Report for 2013, and any amendments.

Dated: January 31, 2014

/s/ TERESA M. RESSEL

Teresa M. Ressel