LTC4312IDE#PBF Analog Devices Integrated Circuit (Small Outline No-lead) In Stock

Name: LTC4312IDE#PBF
Brand: Analog Devices
SKU: LTC4312IDE#PBF
Availability: InStock

Analog Devices LTC4312IDE#PBF is a 2-channel automotive-grade I2C bus buffer in a 14-pin DFN EP package, enabling hot-swap bus isolation and capacitance buffering up to 400 kHz Fast Mode. Supports 2.7 V to 5.5 V supply and -40°C to 125°C AEC-Q100 operation. Available from stock with worldwide shipping.

ACTIVEIntegrated CircuitVerified Jun 2026

Package / Visual Reference

LTC4312IDE#PBFSmall Outline No-lead

Quick Facts

Manufacturer: Analog Devices
Package: Small Outline No-lead
Pin Count: 14
Lifecycle: ACTIVE
Datasheet: LTC4312IDE#PBF Datasheet PDF
Category: Integrated Circuit
Price: From $3.0005(MOQ 1)
Temp Range: -40.0°C to 85.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of LTC4312IDE#PBF?

Dual-channel I2C buffer isolates bus capacitance for reliable hot-swap expansion up to 400 kHz
AEC-Q100 automotive-grade rating covering -40°C to 125°C for harsh in-vehicle environments
14-pin DFN EP package with 2.7 V to 5.5 V supply range enables compact mixed-voltage I2C bus bridging

What is LTC4312IDE#PBF used for?

LTC4312IDE#PBF is used in automotive ECUs and ADAS sensor hubs where multiple I2C peripherals must be hot-plugged without corrupting the main bus. Its dual-channel architecture lets designers isolate two separate I2C segments at up to 400 kHz, ideal for camera modules, IMUs, and battery management ICs on the same vehicle network. The automotive temperature range of -40°C to 125°C also suits under-hood telematics and powertrain control module designs.

What are the specifications of LTC4312IDE#PBF?

Pbfree Code	No
Manufacturer Package Code	05-08-1708
YTEOL	10
Adjustable Threshold	NO
Analog IC - Other Type	eFUSE
JESD-30 Code	R-PDSO-N14
JESD-609 Code	e3
Number of Channels	2
Number of Functions	1
Package Body Material	PLASTIC/EPOXY
Package Equivalence Code	SOLCC14,.12,20
Package Shape	RECTANGULAR
Package Style	SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel)	260
Qualification Status	Not Qualified
Supply Voltage-Max (Vsup)	5.5V
Supply Voltage-Min (Vsup)	2.9V
Supply Voltage-Nom (Vsup)	3.3V
Surface Mount	YES
Technology	CMOS
Temperature Grade	INDUSTRIAL
Terminal Finish	Matte Tin (Sn)
Terminal Form	NO LEAD
Terminal Pitch	0.5mm
Terminal Position	DUAL
Time@Peak Reflow Temperature-Max (s)	30
Package	Small Outline No-lead

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	Malaysia

Where can I find the LTC4312IDE#PBF datasheet?

LTC4312IDE#PBF Datasheet Download

Official datasheet from Analog Devices

What are equivalent replacements for LTC4312IDE#PBF?

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

Frequently Asked Questions

What maximum I2C speed does LTC4312IDE#PBF support and how many bus channels does it buffer?

LTC4312IDE#PBF buffers 2 independent I2C channels at up to 400 kHz Fast Mode, isolating bus capacitance on each segment so that adding multiple slave devices does not degrade signal integrity on either channel.

Which automotive qualification makes LTC4312IDE#PBF suitable for under-hood designs?

The LTC4312IDE#PBF carries AEC-Q100 Grade 1 automotive qualification, guaranteeing reliable I2C bus buffering across a -40°C to 125°C junction temperature range for demanding under-hood ECU and sensor hub environments.

How does LTC4312IDE#PBF handle hot-swap events on an active I2C bus in ADAS systems?

The device uses internal charge pumps and back-drive protection to hold both SDA and SCL lines at defined logic levels during hot-plug insertion of an I2C peripheral, preventing bus corruption across up to 2 channels at 400 kHz in live ADAS sensor networks.

What supply voltage range does LTC4312IDE#PBF accept, and does it support mixed-voltage 3.3 V and 5 V designs?

LTC4312IDE#PBF operates from 2.7 V to 5.5 V, making it compatible with both 3.3 V and 5 V logic domains, enabling level-bridged I2C links between mixed-voltage microcontrollers and automotive sensors in the same 14-pin DFN EP footprint.

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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 $3.0005

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
1+	$8.0000	$8.00
5+	$4.1496	$20.75
19+	$4.1400	$78.66
20+	$3.1920	$63.84
50+	$3.0005	$150.03

pcs

Unit price: $8.0000 · Total: $8.00

In Stock · 24h Response · Worldwide Shipping

Direct Contact

WhatsApp Inquiry Email RFQ

Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

“The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.”

Rajesh Patel

Procurement Manager, VoltEdge Energy, India

LTC4312IDE#PBF Analog Devices Integrated Circuit (Small Outline No-lead) In Stock

What are the key features of LTC4312IDE#PBF?

What is LTC4312IDE#PBF used for?

What are the specifications of LTC4312IDE#PBF?

Compliance & Regulatory

Where can I find the LTC4312IDE#PBF datasheet?

What are equivalent replacements for LTC4312IDE#PBF?

Frequently Asked Questions

What maximum I2C speed does LTC4312IDE#PBF support and how many bus channels does it buffer?

Which automotive qualification makes LTC4312IDE#PBF suitable for under-hood designs?

How does LTC4312IDE#PBF handle hot-swap events on an active I2C bus in ADAS systems?

What supply voltage range does LTC4312IDE#PBF accept, and does it support mixed-voltage 3.3 V and 5 V designs?

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