LTC7840EFE#PBF Analog Devices Integrated Circuit (Small Outline Packages) In Stock

Name: LTC7840EFE#PBF
Brand: Analog Devices
SKU: LTC7840EFE#PBF
Availability: InStock

Dual-phase dual-output non-synchronous boost controller supporting input voltages from 5.5 V to 60 V with current-mode pulse-width modulation. Designed for high-voltage industrial power conversion applications. Available in small outline package with nominal 12 V operation.

ACTIVEIntegrated CircuitVerified Jun 2026

Package / Visual Reference

LTC7840EFE#PBFSmall Outline Packages

Quick Facts

Manufacturer: Analog Devices
Package: Small Outline Packages
Pin Count: 28
Lifecycle: ACTIVE
Datasheet: LTC7840EFE#PBF Datasheet PDF
Category: Integrated Circuit
Price: From $4.3400(MOQ 19)
Temp Range: ?°C to 85.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of LTC7840EFE#PBF?

Dual-phase dual-output architecture enables higher power delivery with reduced output ripple in boost converter designs
Current-mode PWM control with input voltage range from 5.5 V to 60 V supports a wide variety of industrial power topologies
Compact Small Outline Package (FE) footprint with 26-parameter spec coverage simplifies high-density PCB integration

What is LTC7840EFE#PBF used for?

LTC7840EFE#PBF is well suited for industrial equipment requiring regulated boost conversion from wide-range DC inputs up to 60 V, such as motor drive pre-regulators and telecom bus converters. Its dual-phase, dual-output topology also makes it a strong choice for multi-rail power management in ruggedized embedded systems and automotive-adjacent 12 V rail applications.

What are the specifications of LTC7840EFE#PBF?

Pbfree Code	No
Manufacturer Package Code	05-08-1663 (EA)
Date Of Intro	2018-07-24
YTEOL	10
Analog IC - Other Type	DUAL SWITCHING CONTROLLER
Control Mode	CURRENT-MODE
Control Technique	PULSE WIDTH MODULATION
Input Voltage-Max	60V
Input Voltage-Min	5.5V
Input Voltage-Nom	12V
JESD-30 Code	R-PDSO-G28
JESD-609 Code	e3
Number of Functions	1
Output Current-Max	0.1A
Package Body Material	PLASTIC/EPOXY
Package Shape	RECTANGULAR
Package Style	SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Surface Mount	YES
Switcher Configuration	BOOST
Switching Frequency-Max	750kHz
Technology	CMOS
Temperature Grade	OTHER
Terminal Finish	Matte Tin (Sn)
Terminal Form	GULL WING
Terminal Pitch	0.65mm
Terminal Position	DUAL
Package	Small Outline Packages

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
Moisture Sensitivity Level	MSL 1
ECCN	EAR99
HTS Code	8542.39.00.01
Country of Origin	Thailand

Where can I find the LTC7840EFE#PBF datasheet?

LTC7840EFE#PBF Datasheet Download

Official datasheet from Analog Devices

What are equivalent replacements for LTC7840EFE#PBF?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What input voltage range does LTC7840EFE#PBF support for boost conversion?

LTC7840EFE#PBF accepts an input voltage from 5.5 V up to 60 V, with a nominal operating point of 12 V. This wide 60 V tolerance makes it suitable for industrial and telecom applications where the input bus can swing significantly under load transients or during startup.

How does the dual-phase topology of LTC7840EFE#PBF reduce output ripple compared to a single-phase design?

By interleaving 2 phases 180° apart, the LTC7840EFE#PBF effectively doubles the ripple frequency seen at the output capacitor, which can cut peak-to-peak output ripple voltage by up to 50% versus a single-phase boost stage at the same switching frequency and capacitance. This allows designers to use smaller, lower-ESR output capacitors while still meeting tight ripple budgets.

Which package does LTC7840EFE#PBF use, and how does it affect board layout for a 60 V boost design?

LTC7840EFE#PBF ships in a Small Outline (FE) package with Manufacturer Package Code 05-08-1663. The compact SMD footprint keeps high-current gate-drive traces short, reducing parasitic inductance—important when switching at elevated voltages up to 60 V where ringing can stress gate oxides. The 26-pin exposed pad variant also aids thermal dissipation in continuous-power applications.

When is LTC7840EFE#PBF preferred over a synchronous boost controller for a 48 V bus design?

Non-synchronous boost controllers like LTC7840EFE#PBF are preferred when the output voltage must always exceed the 48 V input, since a synchronous design's body diode can create shoot-through paths during transitions above 40 V. The LTC7840's current-mode PWM also provides inherent cycle-by-cycle current limiting at up to 60 V input, improving reliability in fault-prone industrial environments.

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About Analog Devices

Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.

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AvailabilityIn Stock

Reference Price (USD)

From $4.3400

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
19+	$5.7500	$109.25
100+	$5.1275	$512.75
250+	$4.7125	$1178.12
1000+	$4.3400	$4340.00

pcs

Unit price: $5.7500 · Total: $109.25

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Direct Contact

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Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

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Procurement Manager, VoltEdge Energy, India

LTC7840EFE#PBF Analog Devices Integrated Circuit (Small Outline Packages) In Stock

What are the key features of LTC7840EFE#PBF?

What is LTC7840EFE#PBF used for?

What are the specifications of LTC7840EFE#PBF?

Compliance & Regulatory

Where can I find the LTC7840EFE#PBF datasheet?

What are equivalent replacements for LTC7840EFE#PBF?

Frequently Asked Questions

What input voltage range does LTC7840EFE#PBF support for boost conversion?

How does the dual-phase topology of LTC7840EFE#PBF reduce output ripple compared to a single-phase design?

Which package does LTC7840EFE#PBF use, and how does it affect board layout for a 60 V boost design?

When is LTC7840EFE#PBF preferred over a synchronous boost controller for a 48 V bus design?

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