LT3688IFE vs LT3688HFE

This in-depth comparison of the LT3688IFE and LT3688HFE provides valuable insights into their specifications and key features. We cover important factors in detail, including RoHS compliance, REACH status, series, mounting style, package type, and other relevant characteristics. Presenting the differences side by side simplifies component selection, making it easier for you to select the best option for your specific application.

Technical review by ETEI Component Engineering Source: manufacturer documentation

Parts at a glance

Part A

LT3688IFE

Analog Devices Inc.

Lifecycle: Active
Stock: 6857 PCS
Package: TSSOP-24
Series: PMIC - Voltage Regulators - DC DC Switching Regulators

+BOM RFQ

Part B

LT3688HFE

Analog Devices Inc.

Lifecycle: Active
Stock: 3069 PCS
Package: TSSOP-24
Series: PMIC - Voltage Regulators - DC DC Switching Regulators

+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification	LT3688IFE	LT3688HFE
Part Status	Obsolete	Obsolete
Function	Step-Down	Step-Down
Output Configuration	Positive	Positive
Topology	Buck	Buck
Output Type	Adjustable	Adjustable
Number of Outputs	2	2
Voltage - Input (Min)	3.8V	3.8V
Voltage - Input (Max)	36V	36V
Voltage - Output (Min/Fixed)	0.8V	0.8V
Voltage - Output (Max)	36V	36V
Current - Output	800mA	800mA
Frequency - Switching	500kHz ~ 2.1MHz	500kHz ~ 2.1MHz
Synchronous Rectifier	No	No
Operating Temperature	-40°C ~ 125°C (TJ)	-40°C ~ 150°C (TJ)
Mounting Type	Surface Mount	Surface Mount

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