LT8390EFE vs LT8391IFE

This in-depth comparison of the LT8390EFE and LT8391IFE 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

LT8390EFE

Analog Devices Inc.

Lifecycle
Active
Stock
5700 PCS
Package
TSSOP-28
Series
PMIC - Voltage Regulators - DC DC Switching Controllers
+BOM RFQ
Part B

LT8391IFE

Analog Devices Inc.

Lifecycle
Active
Stock
8863 PCS
Package
TSSOP-28
Series
PMIC - LED Drivers
+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification LT8390EFE LT8391IFE
Part Status Obsolete Obsolete
Type - DC DC Controller
Topology Buck-Boost Step-Down (Buck), Step-Up (Boost)
Internal Switch(s) - No
Number of Outputs 1 1
Voltage - Supply (Min) - 4V
Voltage - Supply (Max) - 60V
Voltage - Output - 0V ~ 60V
Frequency - 150kHz ~ 650kHz
Dimming - Analog, PWM
Applications - Automotive, Lighting
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C (TJ)
Mounting Type Surface Mount Surface Mount
Output Type Transistor Driver -
Function Step-Up/Step-Down -
Output Configuration Positive -
Output Phases 1 -
Voltage - Supply (Vcc/Vdd) 4V ~ 60V -
Frequency - Switching 190kHz ~ 630kHz -
Duty Cycle(Max) 95% -
Synchronous Rectifier Yes -
Clock Sync Yes -
Control Features Current Limit, Frequency Control, Soft Start -
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