Part LM3477
Description High Efficiency High-Side N-Channel Controller
Manufacturer Texas Instruments
Size 1.60 MB
LM3477 Datasheet (PDF) Download
Texas Instruments
LM3477

Overview

The LM3477/A is a high-side N-channel MOSFET switching regulator controller. It can be used in topologies requiring a high side MOSFET such as buck, inverting (buck-boost) and zeta regulators.

  • 2 500kHz Switching Frequency
  • Adjustable Current Limit
  • 1.5% Reference
  • Thermal Shutdown
  • Frequency Compensation Optimized with a Single Capacitor and Resistor
  • Internal Softstart
  • Current Mode Operation
  • Undervoltage Lockout with Hysteresis
  • 8-lead (VSSOP-8) Package
LM3477 datasheet preview

Related Datasheets

Part Number Manufacturer Description
LM3477 National Semiconductor High Efficiency High-Side N-Channel Controller for Switching Regulator
LM3477A National Semiconductor High Efficiency High-Side N-Channel Controller for Switching Regulator
LM3475 National Semiconductor Hysteretic PFET Buck Controller
LM3478Q National Semiconductor High Efficiency Low-Side N-Channel Controller
LM3478 National Semiconductor High Efficiency Low-Side N-Channel Controller

LM3477 Datasheet