Integrated Circuits (ICs)

MAX643AEPA+

Active

Analog Devices Inc./Maxim Integrated

BOOST (STEP UP) SWITCHING REGULATOR, FIXED, 2V-16.5VIN, 15V OUT, 50 KHZ, DIP-8

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Search across all available documentation for this part.

DocumentsDatasheet MAX641: Military Datasheet

Integrated Circuits (ICs)

MAX643AEPA+

Active

Analog Devices Inc./Maxim Integrated

BOOST (STEP UP) SWITCHING REGULATOR, FIXED, 2V-16.5VIN, 15V OUT, 50 KHZ, DIP-8

Deep-Dive with AI

DocumentsDatasheet MAX641: Military Datasheet

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	MAX643AEPA+

Current - Output	450 mA
Frequency - Switching	50 kHz
Function	Step-Up
Mounting Type	Through Hole
Number of Outputs	1
Operating Temperature [Max]	85 C
Operating Temperature [Min]	-40 ¯C
Output Configuration	Positive
Output Type	Adjustable (Fixed)
Package / Case	8-DIP (0.300", 7.62mm)
Supplier Device Package	8-PDIP
Synchronous Rectifier	False
Topology	Boost
Voltage - Input (Max) [Max]	16.5 V
Voltage - Input (Min) [Min]	2 V
Voltage - Output (Max) [Max]	18 V
Voltage - Output (Min/Fixed)	15 V
Voltage - Output (Min/Fixed)	1.31 V

MAX643 Series

5V Adjustable, 10W, CMOS, Step-Up, Switching Regulator Controller

Part	Voltage - Output (Min/Fixed)	Voltage - Output (Min/Fixed)	Number of Outputs	Voltage - Input (Min) [Min]	Operating Temperature [Max]	Operating Temperature [Min]	Topology	Mounting Type	Frequency - Switching	Output Configuration	Function	Current - Output	Voltage - Input (Max) [Max]	Voltage - Output (Max) [Max]	Output Type	Supplier Device Package	Package / Case	Package / Case	Package / Case
Analog Devices Inc./Maxim Integrated MAX643AEPA+	15 V	1.31 V	1	2 V	85 C	-40 ¯C	Boost	Through Hole	50 kHz	Positive	Step-Up	450 mA	16.5 V	18 V	Adjustable (Fixed)	8-PDIP	8-DIP (0.300" 7.62mm)
Analog Devices Inc./Maxim Integrated MAX643ACPA	15 V	2 V	1	2 V	70 °C	0 °C	Boost	Through Hole	50 kHz	Positive	Step-Up	450 mA	16.5 V	18 V	Adjustable (Fixed)	8-PDIP	8-DIP (0.300" 7.62mm)
Analog Devices Inc./Maxim Integrated MAX643AESA+T	15 V	1.31 V	1	2 V	85 C	-40 ¯C	Boost	Surface Mount	50 kHz	Positive	Step-Up	450 mA	16.5 V	18 V	Adjustable (Fixed)	8-SOIC	8-SOIC	0.154 in	3.9 mm
Analog Devices Inc./Maxim Integrated MAX643AESA+	15 V	1.31 V	1	2 V	85 C	-40 ¯C	Boost	Surface Mount	50 kHz	Positive	Step-Up	450 mA	16.5 V	18 V	Adjustable (Fixed)	8-SOIC	8-SOIC	0.154 in	3.9 mm
Analog Devices Inc./Maxim Integrated MAX643ACSA+T	15 V	1.31 V	1	2 V			Boost	Surface Mount	50 kHz	Positive	Step-Up	450 mA	16.5 V	18 V	Adjustable (Fixed)	8-SOIC	8-SOIC	0.154 in	3.9 mm
Analog Devices Inc./Maxim Integrated MAX643ACSA+	15 V	1.31 V	1	2 V	70 °C	0 °C	Boost	Surface Mount	50 kHz	Positive	Step-Up	450 mA	16.5 V	18 V	Adjustable (Fixed)	8-SOIC	8-SOIC	0.154 in	3.9 mm
Analog Devices Inc./Maxim Integrated MAX64380C/D+
Analog Devices Inc./Maxim Integrated MAX643ACPA+	15 V	1.31 V	1	2 V	70 °C	0 °C	Boost	Through Hole	50 kHz	Positive	Step-Up	450 mA	16.5 V	18 V	Adjustable (Fixed)	8-PDIP	8-DIP (0.300" 7.62mm)

Pricing

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

Distributor	Package	Quantity	$

Digikey	N/A	313	$ 11.67
		1000	$ 11.67
	Tube	1	$ 12.47
		10	$ 8.79
		25	$ 7.84
		100	$ 6.78
		250	$ 6.27
		500	$ 5.96
		1000	$ 5.72
Newark	Each	1	$ 12.23
		10	$ 8.52
		25	$ 7.92
		50	$ 7.31
		100	$ 6.76
		250	$ 6.53

Description

General part information

MAX643 Series

5V Adjustable, 10W, CMOS, Step-Up, Switching Regulator Controller

Documents

Technical documentation and resources

Datasheet

MAX641: Military Datasheet

Data Sheet