Integrated Circuits (ICs)

MAX1845EEI

Obsolete

Analog Devices Inc./Maxim Integrated

IC REG CTRLR BUCK 28QSOP

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Integrated Circuits (ICs)

MAX1845EEI

Obsolete

Analog Devices Inc./Maxim Integrated

IC REG CTRLR BUCK 28QSOP

Deep-Dive with AI

DocumentsDatasheet

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	MAX1845EEI

Clock Sync	False
Control Features	Enable, Current Limit, On Time Control, Power Good
Frequency - Switching	420kHz, 300kHz, 540kHz, 200kHz
Function	Step-Down
Mounting Type	Surface Mount
Number of Outputs	2
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Output Configuration	Positive
Output Phases	1
Output Type	Transistor Driver
Package / Case	28-SSOP
Synchronous Rectifier	True
Topology	Buck
Voltage - Supply (Vcc/Vdd) [Max]	5.5 V
Voltage - Supply (Vcc/Vdd) [Min]	4.5 V

MAX1845 Series

Part	Control Features	Function	Operating Temperature [Max]	Operating Temperature [Min]	Output Configuration	Number of Outputs	Supplier Device Package	Output Type	Topology	Mounting Type	Frequency - Switching	Package / Case	Voltage - Supply (Vcc/Vdd) [Max]	Voltage - Supply (Vcc/Vdd) [Min]	Output Phases
Analog Devices Inc./Maxim Integrated MAX1845EEI+
Analog Devices Inc./Maxim Integrated MAX1845ETX+T	Current Limit Enable On Time Control Power Good	Step-Down	85 °C	-40 °C	Positive	2	36-TQFN (6x6)	Transistor Driver	Buck	Surface Mount	200kHz 300kHz 420kHz 540kHz	36-WFQFN Exposed Pad	5.5 V	4.5 V	1
Analog Devices Inc./Maxim Integrated MAX1845ETX+	Current Limit Enable On Time Control Power Good	Step-Down	85 °C	-40 °C	Positive	2	36-TQFN (6x6)	Transistor Driver	Buck	Surface Mount	200kHz 300kHz 420kHz 540kHz	36-WFQFN Exposed Pad	5.5 V	4.5 V	1
Analog Devices Inc./Maxim Integrated MAX1845EEI	Current Limit Enable On Time Control Power Good	Step-Down	85 °C	-40 °C	Positive	2		Transistor Driver	Buck	Surface Mount	200kHz 300kHz 420kHz 540kHz	28-SSOP	5.5 V	4.5 V	1
Analog Devices Inc./Maxim Integrated MAX1845ETX-TG068	Current Limit Enable On Time Control Power Good	Step-Down	85 °C	-40 °C	Positive	2	36-TQFN (6x6)	Transistor Driver	Buck	Surface Mount	200kHz 300kHz 420kHz 540kHz	36-WFQFN Exposed Pad	5.5 V 28 V	2 V 4.5 V	1
Analog Devices Inc./Maxim Integrated MAX1845ETX	Current Limit Enable On Time Control Power Good	Step-Down	85 °C	-40 °C	Positive	2	36-TQFN (6x6)	Transistor Driver	Buck	Surface Mount	200kHz 300kHz 420kHz 540kHz	36-WFQFN Exposed Pad	5.5 V 28 V	2 V 4.5 V	1

Pricing

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

Distributor	Package	Quantity	$

Description

General part information

MAX1845 Series

Buck Regulator Positive Output Step-Down DC-DC Controller IC 28-QSOP

Documents

Technical documentation and resources