微源芯片 LP6462 4.5V–30V同步降压转化器
Features
◆ Wide input voltage range: 4.5V – 30V
◆ High efficiency operation
- Integrated an 80-mΩ LS-MOSFET and an 115-mΩ HS-MOSFET
- 91% efficiency at 2A load from 12V to 5V conversion
◆ Automatic PFM mode at light load (LP6462S, LP6462SH) and FPWM mode over all load range (LP6462SF, LP6462SHF)
◆ ±1% Vref accuracy
◆ Support 1.0-MHz and 500kHz different switching frequency versions
◆ COT control scheme with fast load transient response
◆ Hiccup protection
◆ Integrated UVLO, OVP, OCP, SCP, and OTP protections
◆ 600us typical soft-start time
◆ 1.6mm x 2.9mm SOT23-6 package
◆ RoHS Compliant and Lead (Pb) Free
Applications
◆ Industrial PC
◆ Network/digital video recorder (NVR/DVR)
◆ TV and TV box
◆ 12V Industrial bus applications
