ISL6551IBZ集成电路（IC）的PMIC-稳压器-DCDC开关式控制器规格书PDF中文资料

特性 Features

• High speed PWM (up to 1MHz) for ZVS full bridge control

• Current mode control compatible

• High current high-side and low-side totem-pole drivers

• Adjustable resonant delay for ZVS

• 10MHz error amplifier bandwidth

• Programmable soft-start

• Precision bandgap reference

• Latching shutdown input

• Non-latching enable input

• Adjustable leading edge blanking

• Adjustable dead time control

• Adjustable ramp for slope compensation

• Fast short-circuit protection (hiccup mode)

• Adjustable cycle-by-cycle peak current limiting

• Drive signals to implement synchronous rectification

• VDD undervoltage lockout

• Current share support

• ±5 “in regulation” indication

• Pb-free (RoHS compliant)

Applications

• Full-bridge and push-pull converters

• Power supplies for off-line and Telecom/Datacom

• Power supplies for high end microprocessors and servers