Specification	MAX17503ATP+

Current - Output	2.5 A
Frequency - Switching [Max]	2.2 MHz
Frequency - Switching [Min]	100 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	Adjustable
Package / Case	20-WFQFN Exposed Pad
Supplier Device Package	20-TQFN (4x4)
Synchronous Rectifier	True
Topology	Buck
Voltage - Input (Max) [Max]	60 V
Voltage - Input (Min) [Min]	4.5 V
Voltage - Output (Max) [Max]	54 V
Voltage - Output (Min/Fixed)	0.9 V

MAX17503 Series

Part	Supplied Contents	Outputs and Type	Outputs and Type	Frequency - Switching	Regulator Topology	Board Type	Voltage - Input [Max]	Voltage - Input [Min]	Utilized IC / Part	Current - Output	Main Purpose	Voltage - Output	Voltage - Output (Max) [Max]	Package / Case	Frequency - Switching [Min]	Frequency - Switching [Max]	Supplier Device Package	Output Configuration	Topology	Voltage - Output (Min/Fixed)	Number of Outputs	Operating Temperature [Min]	Operating Temperature [Max]	Voltage - Input (Min) [Min]	Function	Mounting Type	Output Type	Voltage - Input (Max) [Max]
Analog Devices Inc./Maxim Integrated MAX17503EVKITB#	Board(s)	Non-Isolated	1	500 kHz	Buck	Fully Populated	60 V	6.5 V	MAX17503	2.5 A	DC/DC Step Down	5 V
Analog Devices Inc./Maxim Integrated MAX17503ATP+T										2.5 A			54 V	20-WFQFN Exposed Pad	100 kHz	2.2 MHz	20-TQFN (4x4)	Positive	Buck	0.9 V	1	-40 °C	125 ¯C	4.5 V	Step-Down	Surface Mount	Adjustable	60 V
Analog Devices Inc./Maxim Integrated MAX17503EVKITA#	Board(s)	Non-Isolated	1	450 kHz	Buck	Fully Populated	60 V	5 V	MAX17503	2.5 A	DC/DC Step Down	3.3 V
Analog Devices Inc./Maxim Integrated MAX17503ATP+										2.5 A			54 V	20-WFQFN Exposed Pad	100 kHz	2.2 MHz	20-TQFN (4x4)	Positive	Buck	0.9 V	1	-40 °C	125 ¯C	4.5 V	Step-Down	Surface Mount	Adjustable	60 V
Analog Devices Inc./Maxim Integrated MAX17503SATP+										2.5 A			54 V	20-WFQFN Exposed Pad	100 kHz	2.2 MHz	20-TQFN (4x4)	Positive	Buck	0.9 V	1	-40 °C	125 ¯C	4.5 V	Step-Down	Surface Mount	Adjustable	60 V
Analog Devices Inc./Maxim Integrated MAX17503EVKITBE#	Board(s)	Non-Isolated	1	500 kHz	Buck	Fully Populated	60 V	6.5 V	MAX17503	2.5 A	DC/DC Step Down	5 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	$ 6.47
		10	$ 4.42
		25	$ 3.89
		80	$ 3.38
		230	$ 3.03
		440	$ 3.00
LCSC	Piece	1	$ 3.24
		10	$ 3.17
		30	$ 3.13
		75	$ 3.09

Description

General part information

MAX17503 Series

Buck Switching Regulator IC Positive Adjustable 0.9V 1 Output 2.5A 20-WFQFN Exposed Pad

Documents

Technical documentation and resources

EE-Sim Design, Simulation Environment Guide

Datasheet