型号:  LTC3855IFE

功能描述:  IC POWER MANAGEMENT

制造商:  Analog Devices Inc.

Series:  PolyPhase®

Package:  Tube

Output Type:  Transistor Driver

Function:  Step-Down

Output Configuration:  Positive

Topology:  Buck

Number of Outputs:  2

Output Phases:  2

Voltage - Supply (Vcc/Vdd):  4.5V ~ 38V

Frequency - Switching:  250kHz ~ 770kHz

Duty Cycle (Max):  95%

Synchronous Rectifier:  Yes

Clock Sync:  No

Serial Interfaces:  -

Control Features:  Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking

Operating Temperature:  -40°C ~ 125°C (TJ)

Mounting Type:  Surface Mount

Package / Case:  38-TFSOP (0.173", 4.40mm Width) Exposed Pad

Supplier Device Package:  38-TSSOP-EP