Integrated Circuits (ICs)

MAX17634BATP+

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Analog Devices Inc./Maxim Integrated

IC REG BUCK 5V 4.25A 20TQFN

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Integrated Circuits (ICs)

MAX17634BATP+

Active

Analog Devices Inc./Maxim Integrated

IC REG BUCK 5V 4.25A 20TQFN

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Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	MAX17634BATP+

Current - Output	4.25 A
Frequency - Switching [Max]	2.2 MHz
Frequency - Switching [Min]	400 kHz
Function	Step-Down
Mounting Type	Surface Mount
Number of Outputs	1
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-40 °C
Output Configuration	Positive
Output Type	1.81 mOhm
Package / Case	20-WFQFN Exposed Pad
Supplier Device Package	20-TQFN (4x4)
Synchronous Rectifier	True
Topology	Buck
Voltage - Input (Max) [Max]	36 V
Voltage - Input (Min) [Min]	4.5 V
Voltage - Output (Min/Fixed)	5 V

MAX17634 Series

Part	Output Configuration	Voltage - Output (Min/Fixed)	Topology	Current - Output	Supplier Device Package	Number of Outputs	Operating Temperature [Min]	Operating Temperature [Max]	Voltage - Output (Max) [Max]	Package / Case	Voltage - Input (Max) [Max]	Frequency - Switching [Max]	Frequency - Switching [Min]	Output Type	Mounting Type	Function	Voltage - Input (Min) [Min]	Output Type	Supplied Contents	Voltage - Output	Voltage - Input [Min]	Voltage - Input [Max]	Outputs and Type	Outputs and Type	Regulator Topology	Main Purpose	Frequency - Switching	Utilized IC / Part	Board Type
Analog Devices Inc./Maxim Integrated MAX17634CATP+	Positive	0.9 V	Buck	4.25 A	20-TQFN (4x4)	1	-40 °C	125 °C	32.4 V	20-WFQFN Exposed Pad	36 V	2.2 MHz	400 kHz	Adjustable	Surface Mount	Step-Down	4.5 V
Analog Devices Inc./Maxim Integrated MAX17634BATP+T	Positive	5 V	Buck	4.25 A	20-TQFN (4x4)	1	-40 °C	125 °C		20-WFQFN Exposed Pad	36 V	2.2 MHz	400 kHz		Surface Mount	Step-Down	4.5 V	1.81 mOhm
Analog Devices Inc./Maxim Integrated MAX17634CATP+T	Positive	0.9 V	Buck	4.25 A	20-TQFN (4x4)	1	-40 °C	125 °C	32.4 V	20-WFQFN Exposed Pad	36 V	2.2 MHz	400 kHz	Adjustable	Surface Mount	Step-Down	4.5 V
Analog Devices Inc./Maxim Integrated MAX17634AATP+T	Positive	3.3 V	Buck	4.25 A	20-TQFN (4x4)	1	-40 °C	125 °C		20-WFQFN Exposed Pad	36 V	2.2 MHz	400 kHz		Surface Mount	Step-Down	4.5 V	1.81 mOhm
Analog Devices Inc./Maxim Integrated MAX17634AATP+	Positive	3.3 V	Buck	4.25 A	20-TQFN (4x4)	1	-40 °C	125 °C		20-WFQFN Exposed Pad	36 V	2.2 MHz	400 kHz		Surface Mount	Step-Down	4.5 V	1.81 mOhm
Analog Devices Inc./Maxim Integrated MAX17634BEVKIT#				4.25 A															Board(s)	5 V	6.5 V	36 V	Non-Isolated	1	Buck	DC/DC Step Down	400 kHz	MAX17634B	Fully Populated
Analog Devices Inc./Maxim Integrated MAX17634BATP+	Positive	5 V	Buck	4.25 A	20-TQFN (4x4)	1	-40 °C	125 °C		20-WFQFN Exposed Pad	36 V	2.2 MHz	400 kHz		Surface Mount	Step-Down	4.5 V	1.81 mOhm
Analog Devices Inc./Maxim Integrated MAX17634CEVKIT#				4.25 A															Board(s)	5 V	6.5 V	36 V	Non-Isolated	1	Buck	DC/DC Step Down	400 kHz	MAX17634C	Fully Populated
Analog Devices Inc./Maxim Integrated MAX17634AEVKIT#				4.25 A															Board(s)	3.3 V	4.5 V	36 V	Non-Isolated	1	Buck	DC/DC Step Down	400 kHz	MAX17634A	Fully Populated

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	$ 3.69
		10	$ 3.32
		25	$ 3.14
		80	$ 2.72
		230	$ 2.58
		490	$ 2.31
		980	$ 1.95
		2450	$ 1.85
		4900	$ 1.78

Description

General part information

MAX17634 Series

Buck Switching Regulator IC Positive Fixed 5V 1 Output 4.25A 20-WFQFN Exposed Pad

Documents

Technical documentation and resources