Integrated Circuits (ICs)

MAX20429AAFNA/VY+

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Analog Devices Inc./Maxim Integrated

IC REG BUCK 0.85V DL 18FC2QFN

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Integrated Circuits (ICs)

MAX20429AAFNA/VY+

Active

Analog Devices Inc./Maxim Integrated

IC REG BUCK 0.85V DL 18FC2QFN

Deep-Dive with AI

DocumentsDatasheet

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	MAX20429AAFNA/VY+

Current - Output	3 A, 6 A
Frequency - Switching	2.1 MHz
Function	Step-Down
Grade	Automotive
Mounting Type	Wettable Flank, Surface Mount
Number of Outputs	2
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-40 °C
Output Configuration	Positive
Output Type	1.81 mOhm
Package / Case	18-PowerWFQFN
Qualification	AEC-Q100
Supplier Device Package	18-FC2QFN
Supplier Device Package [x]	2.5
Supplier Device Package [y]	2.5
Synchronous Rectifier	False
Topology	Buck
Voltage - Input (Max) [Max]	5.5 V
Voltage - Input (Min) [Min]	3 V
Voltage - Output (Min/Fixed)	0.85 V, 0.72 V

MAX20429 Series

Part	Package / Case	Grade	Operating Temperature [Min]	Operating Temperature [Max]	Supplier Device Package	Supplier Device Package [x]	Supplier Device Package [y]	Voltage - Output (Min/Fixed)	Topology	Mounting Type	Qualification	Frequency - Switching	Voltage - Input (Min) [Min]	Number of Outputs	Output Type	Output Configuration	Function	Current - Output	Voltage - Input (Max) [Max]	Output Type	Voltage - Output (Max)	Power - Output	Outputs and Type	Outputs and Type	Board Type	Main Purpose	Utilized IC / Part	Voltage - Output [Max]	Voltage - Output [Min]	Regulator Topology	Voltage - Input [Max]	Voltage - Input [Min]	Supplied Contents	Voltage - Output (Max) [Max]
Analog Devices Inc./Maxim Integrated MAX20429AAFNA/VY+T	18-PowerWFQFN	Automotive	-40 °C	125 °C	18-FC2QFN	2.5	2.5	0.72 V 0.85 V	Buck	Surface Mount Wettable Flank	AEC-Q100	2.1 MHz	3 V	2	1.81 mOhm	Positive	Step-Down	3 A 6 A	5.5 V
Analog Devices Inc./Maxim Integrated MAX20429AAFNA/VY+	18-PowerWFQFN	Automotive	-40 °C	125 °C	18-FC2QFN	2.5	2.5	0.72 V 0.85 V	Buck	Surface Mount Wettable Flank	AEC-Q100	2.1 MHz	3 V	2	1.81 mOhm	Positive	Step-Down	3 A 6 A	5.5 V
Analog Devices Inc./Maxim Integrated MAX20429CAFNA/VY+	18-PowerWFQFN	Automotive	-40 °C	125 °C	18-FC2QFN	2.5	2.5	0.5 V 1.6 V	Buck	Surface Mount Wettable Flank	AEC-Q100	2.1 MHz	3 V	2		Positive	Step-Down	6 A	5.5 V	Adjustable	1.59 V 3.8 V
Analog Devices Inc./Maxim Integrated MAX20429EVKIT#																		6 A				30 W	2	Non-Isolated	Fully Populated	DC/DC Step Down	MAX20429	3.8 V	0.5 V	Buck	5.5 V	3 V	Board(s)
Analog Devices Inc./Maxim Integrated MAX20429CAFNA/VY+T	18-PowerWFQFN	Automotive	-40 °C	125 °C	18-FC2QFN	2.5	2.5	0.5 V 1.6 V	Buck	Surface Mount Wettable Flank	AEC-Q100	2.1 MHz	3 V	2		Positive	Step-Down	6 A	5.5 V	Adjustable														1.5875 V 3.8 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Tray	1	$ 5.93
		10	$ 3.99
		25	$ 3.49
		80	$ 3.00
		100	$ 2.63
		230	$ 2.68
		440	$ 2.52
		490	$ 2.49
		945	$ 2.36
		2400	$ 2.21

Description

General part information

MAX20429 Series

Buck Switching Regulator IC Positive Fixed 0.85V, 0.72V 2 Output 3A, 6A 18-PowerWFQFN

Documents

Technical documentation and resources