PFET Buck Controller
LM3409 / LM3409HV PFET Buck Controller for High Power LED Drives www.DataSheet4U.com LM3409 LM3409HV June 12, 2009 PFET Buck Controller for High Power LED Drives General Description The LM3409/09HV are P-channel MosFET (PFET) controllers for step-down (buck) current regulators. They offer wide input voltage range, high-side differential current sense wit...
National Semiconductor