LTC3245

RECOMMENDED FOR NEW DESIGNS

Wide V_IN Range, Low Noise, 250mA Buck-Boost Charge Pump

Data Sheet (Rev. C) Product Selection Table

Part Models: 16
1ku List Price: Starting From $3.37

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Part Details

2.7V to 38V V_IN Range
I_Q = 18μA Operating; 4μA in Shutdown
12V to 5V Efficiency = 81%
Multimode Operation (2:1, 1:1, 1:2) with Automatic Mode Switching
Low Noise, Constant Frequency Operation
Pin Selectable Burst Mode^® Operation

V_OUT: Fixed 3.3V, 5V or Adjustable (2.5V to 5V)
I_OUT Up to 250mA
Overtemperature and Short-Circuit Protection
Operating Junction Temperature: 150°C Maximum
Thermally Enhanced 12-Pin MSOP and Low Profile 12-Pin (3mm × 4mm) DFN Packages
AEC-Q100 Qualified for Automotive Applications

Part Models: 16
1ku List Price: Starting From $3.37

Documentation

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal. View our quality and reliability program and certifications for more information.

Part Model	Pin/Package Drawing	Documentation	CAD Symbols, Footprints, and 3D Models
LTC3245EDE#PBF	12-Lead DFN (4mm x 3mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC3245EDE#TRPBF	12-Lead DFN (4mm x 3mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC3245EMSE#PBF	12-Lead MSOP w/ EP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC3245EMSE#TRPBF	12-Lead MSOP w/ EP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC3245HMSE#PBF	12-Lead MSOP w/ EP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC3245HMSE#TRPBF	12-Lead MSOP w/ EP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC3245IDE#PBF	12-Lead DFN (4mm x 3mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC3245IDE#TRPBF	12-Lead DFN (4mm x 3mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC3245IMSE#PBF	12-Lead MSOP w/ EP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC3245IMSE#TRPBF	12-Lead MSOP w/ EP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC3245IMSE#WPBF	12-Lead MSOP w/ EP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC3245IMSE#WTRPBF	12-Lead MSOP w/ EP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC3245JMSE#WPBF	12-Lead MSOP w/ EP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC3245JMSE#WTRPBF	12-Lead MSOP w/ EP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC3245MPMSE#PBF	12-Lead MSOP w/ EP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC3245MPMSE#TRPBF	12-Lead MSOP w/ EP	Material Declaration Reliablity Data	Ultra Librarian SamacSys

Part Models	Product Lifecycle	PCN

Jul 31, 2020 - 20_0245 Notification of Wafer Fab Location Change for 0.6µm BICMOS Process Devices from ADI Milpitas (Hillview) to Vanguard Int. (Taiwan)
		PCN20_0245_Form Material_Report Delta Qualification Matrix Other Qualification Results Summary
LTC3245EDE#PBF	PRODUCTION
LTC3245EDE#TRPBF	PRODUCTION
LTC3245EMSE#PBF	PRODUCTION
LTC3245EMSE#TRPBF	PRODUCTION
LTC3245HMSE#PBF	PRODUCTION
LTC3245HMSE#TRPBF	PRODUCTION
LTC3245IDE#PBF	PRODUCTION
LTC3245IDE#TRPBF	PRODUCTION
LTC3245IMSE#PBF	PRODUCTION
LTC3245IMSE#TRPBF	PRODUCTION
LTC3245MPMSE#PBF	PRODUCTION
LTC3245MPMSE#TRPBF	PRODUCTION
Feb 4, 2020 - 20_0129 Laser Mark Conversion for 12-Lead MSOP Packages Assembled in ADPG and UTAC
		PCN20_0129_Form Material_Report
LTC3245EMSE#PBF	PRODUCTION
LTC3245EMSE#TRPBF	PRODUCTION
LTC3245HMSE#PBF	PRODUCTION
LTC3245HMSE#TRPBF	PRODUCTION
LTC3245MPMSE#PBF	PRODUCTION
LTC3245MPMSE#TRPBF	PRODUCTION
Oct 11, 2022 - 22_0244 Epoxy Change from Henkel 8290 to 8290A for MSOP Package
		PCN22_0244_Form Material_Report Qualification Results Summary Delta Qualification Matrix
LTC3245HMSE#PBF	PRODUCTION
LTC3245HMSE#TRPBF	PRODUCTION
Apr 18, 2022 - 22_0050 UTAC Thai Limited (UTL) as Alternate Assembly Site for MSOP Packages / Devices
		PCN22_0050_Form Material_Report Qualification Results Summary Delta Qualification Matrix
LTC3245HMSE#PBF	PRODUCTION
LTC3245HMSE#TRPBF	PRODUCTION

This is the most up-to-date revision of the Data Sheet.

Hardware Ecosystem

Parts	Product Life Cycle	Description
Surge Stopper, Overvoltage, and Overcurrent Protection 1
LT4363	RECOMMENDED FOR NEW DESIGNS	High Voltage Surge Stopper with Current Limit

Tools & Simulations

LTspice 1

LTC3245 - Inductorless (Charge Pump) DC/DC Converters

Models for the following parts are available in LTspice:

LTC3245

LTspice® is a powerful, fast and free simulation software, schematic capture and waveform viewer with enhancements and models for improving the simulation of analog circuits.

Evaluation Kits

LTC3245EMSE Demo Board | Buck-Boost Charge Pump, 2.7V ≤ VIN ≤ 38V, VOUT = 1.2V/3.3V/5V @ 250mA

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Product Details

Demonstration circuit DC1802A is a wide V_IN range, low noise, 250mA buck-boost charge pump featuring the LTC3245EMSE. It has an input supply range of 2.7V to 38V and provides a jumper-selectable 5V, 3.3V, or adjustable output (set to 1.2V) at 250mA.

Resources

DC1802A - Design Files
680.00K

DC1802A - Demo Manual
1.00M

DC1802A - Schematic
75.00K

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LTC3245

Part Details

Documentation

Data Sheet 1

Reliability Data 1

User Guide 1

Technical Articles 2

Video 1

Product Selector Card 1

Solutions Bulletin & Brochure 1