Littelfuse Inc. announced that it has appointed David Heinzmann to the role of Chief Operating Officer. All of the Littelfuse business unit Vice Presidents will report directly to Heinzmann in his new role as Chief Operating Officer. In addition, Heinzmann will retain responsibility for the global operations of Littelfuse.

Heinzmann previously served as Vice President, Global Operations, from August 2007 until his current promotion. Littelfuse also announced that two of its existing senior executive officers--Philip G. Franklin and Ryan K. Stafford--have been promoted to Senior Vice President and Chief Financial Officer and Senior Vice President and Chief Legal and Human Resources Officer, respectively.