NCP1582 Series

Low Voltage Synchronous Buck Controller

Catalog

Low Voltage Synchronous Buck Controller

Part	Output Configuration	Duty Cycle (Max) [Max]	Control Features	Frequency - Switching	Mounting Type	Package / Case	Package / Case [y]	Package / Case [x]	Operating Temperature [Max]	Operating Temperature [Min]	Voltage - Supply (Vcc/Vdd) [Min]	Voltage - Supply (Vcc/Vdd) [Max]	Supplier Device Package	Synchronous Rectifier	Clock Sync	Function	Topology	Number of Outputs	Output Type	Output Phases
ON Semiconductor NCP1582ADR2G	Positive	75 %	Enable Phase Control	350 kHz	Surface Mount	8-SOIC	3.9 mm	0.154 in	85 °C	-40 °C	4.5 V	13.2 V	8-SOIC			Step-Down	Buck	1	Transistor Driver	1

Low Voltage Synchronous Buck Controller

• Input Voltage Range from 4.5 V to 15 V

• 350 kHz (NCP1582, NCP1582A), 300 kHz (NCP1583) InternalOscillator

• Boost Pin Operates to 30 V

• Voltage Mode PWM Control

• 0.8 V +/- 1.5% Internal Reference Voltage

• Adjustable Output Voltage

• Programmable SoftStart

• Internal 0.7 A Gate Drivers

• 80% Max Duty Cycle

• Input UVLO

• RDS(on) Current Sensing for Short Circuit Protection

• These are PbFree Devices

• Desktop Computers

• Servers/Networking

• DSP and FPGA Power Supply

• DC/DC Regulator Modules

Low Voltage Synchronous Buck Controller