MAX1556

PRODUCTION

16µA I_Q, 1.2A PWM Step-Down DC-DC Converters

16µA Quiescent Current, 1.2A and 600mA, Step-Down Converters are 95% Efficient at 1mA

Data Sheet (Rev. 3)

Part Models: 6
1ku List Price: Starting From $2.38

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Part Details

Up to 97% Efficiency
95% Efficiency at 1mA Load Current
Low 16µA Quiescent Current
1MHz PWM Switching
Tiny 3.3µH Inductor
Selectable 3.3V, 2.5V, 1.8V, 1.5V, 1.3V, 1.2V, 1.0V, and Adjustable Output
1.2A Guaranteed Output Current (MAX1556/MAX1556A)
Voltage Positioning Optimizes Load-Transient Response
Low 27µA Quiescent Current in Dropout
Low 0.1µA Shutdown Current
No External Schottky Diode Required
Analog Soft-Start with Zero Overshoot Current
Small, 10-Pin, 3mm x 3mm TDFN Package

Part Models: 6
1ku List Price: Starting From $2.38

Documentation

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal. View our quality and reliability program and certifications for more information.

Part Model	Pin/Package Drawing	Documentation	CAD Symbols, Footprints, and 3D Models
MAX1556AETB+	Thin Dual Flatpack No Leads, Exposed Pad	Material Declaration Reliablity Data	Ultra Librarian SamacSys
MAX1556AETB+T	Thin Dual Flatpack No Leads, Exposed Pad	Material Declaration Reliablity Data	Ultra Librarian SamacSys
MAX1556ETB+	Thin Dual Flatpack No Leads, Exposed Pad	Material Declaration Reliablity Data	Ultra Librarian SamacSys
MAX1556ETB+T	Thin Dual Flatpack No Leads, Exposed Pad	Material Declaration Reliablity Data	Ultra Librarian SamacSys
MAX1556ETB/V+	Thin Dual Flatpack No Leads, Exposed Pad	Material Declaration Reliablity Data	Ultra Librarian SamacSys
MAX1556ETB/V+T	Thin Dual Flatpack No Leads, Exposed Pad	Material Declaration Reliablity Data	Ultra Librarian SamacSys

Part Models	Product Lifecycle	PCN

Jun 18, 2021 - 2161 ASSEMBLY
		pcn_2161
MAX1556ETB/V+	PRODUCTION
MAX1556ETB/V+T	PRODUCTION

This is the most up-to-date revision of the Data Sheet.

Hardware Ecosystem

Parts	Product Life Cycle	Description
Switching Regulators & Controllers 3
MAX1921	PRODUCTION	Low-Voltage, 400mA Step-Down DC-DC Converters in SOT23
MAX1927	PRODUCTION	Low-Output-Voltage, 800mA, PWM Step-Down DC-DC Converters
MAX8560	PRODUCTION	4MHz, 500mA Synchronous Step-Down DC-DC Converters in Thin SOT and TDFN

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Part Details

Documentation

Data Sheet 1

Reliability Data 1

Technical Articles 2

Hardware Ecosystem

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