AP3441L Series

1MHZ, 3A STEP-DOWN DC-DC BUCK CONVERTER

Catalog

1MHZ, 3A STEP-DOWN DC-DC BUCK CONVERTER

Part	Number of Outputs	Output Configuration	Package / Case	Function	Voltage - Output (Max) [Max]	Output Type	Voltage - Input (Min) [Min]	Voltage - Output (Min/Fixed)	Current - Output	Supplier Device Package	Mounting Type	Synchronous Rectifier	Operating Temperature [Max]	Operating Temperature [Min]	Frequency - Switching	Topology	Voltage - Input (Max) [Max]
Diodes Inc AP3441LSHE-7B	1	Positive	8-UFDFN Exposed Pad	Step-Down	5.5 V	Adjustable	2.7 V	0.6 V	3 A	U-DFN2020-8 (Type E)	Surface Mount		85 °C	-40 °C	1 MHz	Buck	5.5 V

Catalog

1MHZ, 3A STEP-DOWN DC-DC BUCK CONVERTER

Key Features

• Input Voltage: 2.7V to 5.5V

• Output Voltage: 0.6V to VIN

• 0.6V Reference Voltage with ±1.5% Precision

• 55µA (Typ) No Load Quiescent Current

• Shutdown Current: <1µA

• 100% Duty Cycle Operation

• 1MHz Switching Frequency

• No External Compensation Required

• Short Circuit Protection

Description

The AP3441L is a 3A step-down DC-DC converter. At heavy load, the constant-frequency PWM control performs excellent stability and transient response. No external compensation components are required.