Datasheets
LTC3115IFE-2#PBF by:

LTC3115-2 - 40V, 2A Synchronous Buck-Boost DC/DC Converter; Package: TSSOP; Pins: 20; Temperature Range: -40°C to 85°C

Part Details for LTC3115IFE-2#PBF by Linear Technology

Results Overview of LTC3115IFE-2#PBF by Linear Technology

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Applications Industrial Automation Energy and Power Systems Renewable Energy

LTC3115IFE-2#PBF Information

LTC3115IFE-2#PBF by Linear Technology is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Price & Stock for LTC3115IFE-2#PBF

Part # Distributor Description Stock Price Buy
Vyrian Other Function Semiconductors 239
RFQ
Win Source Electronics IC REG BUCK BST ADJ SYNC 20TSSOP / Conv DC-DC 2.7V to 40V Synchronous Step Down/Step Up Single-Out 2.7V to 40V 0.8A Automotive 20-Pin TSSOP EP Tube 4788
  • 5 $12.7304
  • 12 $10.4458
  • 18 $10.1190
  • 24 $9.7932
  • 31 $9.4664
  • 41 $8.4869
$8.4869 / $12.7304 Buy Now

Part Details for LTC3115IFE-2#PBF

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LTC3115IFE-2#PBF Part Data Attributes

LTC3115IFE-2#PBF Linear Technology
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LTC3115IFE-2#PBF Linear Technology LTC3115-2 - 40V, 2A Synchronous Buck-Boost DC/DC Converter; Package: TSSOP; Pins: 20; Temperature Range: -40°C to 85°C
Rohs Code Yes
Part Life Cycle Code Transferred
Ihs Manufacturer LINEAR TECHNOLOGY CORP
Part Package Code TSSOP
Package Description 4.40 MM, LEAD FREE, PLASTIC, TSSOP-20
Pin Count 20
Manufacturer Package Code FE
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Additional Feature ALSO OPERATES IN ADJUSTABLE MODE FROM 2.7V TO 40V
Analog IC - Other Type SWITCHING REGULATOR
Control Mode VOLTAGE-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 40 V
Input Voltage-Min 2.7 V
Input Voltage-Nom 24 V
JESD-30 Code R-PDSO-G20
JESD-609 Code e3
Length 6.5 mm
Moisture Sensitivity Level 1
Number of Functions 1
Number of Terminals 20
Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C
Output Voltage-Nom 4.45 V
Package Body Material PLASTIC/EPOXY
Package Code HTSSOP
Package Shape RECTANGULAR
Package Style SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel) 260
Seated Height-Max 1.2 mm
Surface Mount YES
Switcher Configuration BUCK-BOOST
Switching Frequency-Max 2000 kHz
Technology CMOS
Temperature Grade AUTOMOTIVE
Terminal Finish MATTE TIN
Terminal Form GULL WING
Terminal Pitch 0.65 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 4.4 mm

Alternate Parts for LTC3115IFE-2#PBF

This table gives cross-reference parts and alternative options found for LTC3115IFE-2#PBF. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LTC3115IFE-2#PBF, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
LTC3115EFE-1#TRPBF Linear Technology Check for Price LTC3115-1 - 40V, 2A Synchronous Buck-Boost DC/DC Converter; Package: TSSOP; Pins: 20; Temperature Range: -40°C to 85°C LTC3115IFE-2#PBF vs LTC3115EFE-1#TRPBF
LTC3115IDHD-1#TRPBF Linear Technology Check for Price LTC3115-1 - 40V, 2A Synchronous Buck-Boost DC/DC Converter; Package: DFN; Pins: 16; Temperature Range: -40°C to 85°C LTC3115IFE-2#PBF vs LTC3115IDHD-1#TRPBF
LTC3115EFE-2#TRPBF Linear Technology Check for Price LTC3115-2 - 40V, 2A Synchronous Buck-Boost DC/DC Converter; Package: TSSOP; Pins: 20; Temperature Range: -40°C to 85°C LTC3115IFE-2#PBF vs LTC3115EFE-2#TRPBF
LTC3115MPFE-1#TRPBF Linear Technology Check for Price LTC3115-1 - 40V, 2A Synchronous Buck-Boost DC/DC Converter; Package: TSSOP; Pins: 20; Temperature Range: -55°C to 125°C LTC3115IFE-2#PBF vs LTC3115MPFE-1#TRPBF
LTC3115HFE-1#TRPBF Linear Technology Check for Price LTC3115-1 - 40V, 2A Synchronous Buck-Boost DC/DC Converter; Package: TSSOP; Pins: 20; Temperature Range: -40°C to 125°C LTC3115IFE-2#PBF vs LTC3115HFE-1#TRPBF
LTC3115IFE-2#TRPBF Linear Technology Check for Price LTC3115-2 - 40V, 2A Synchronous Buck-Boost DC/DC Converter; Package: TSSOP; Pins: 20; Temperature Range: -40°C to 85°C LTC3115IFE-2#PBF vs LTC3115IFE-2#TRPBF
LTC3115EDHD-1#PBF Linear Technology Check for Price LTC3115-1 - 40V, 2A Synchronous Buck-Boost DC/DC Converter; Package: DFN; Pins: 16; Temperature Range: -40°C to 85°C LTC3115IFE-2#PBF vs LTC3115EDHD-1#PBF
LTC3115IDHD-1#PBF Linear Technology Check for Price LTC3115-1 - 40V, 2A Synchronous Buck-Boost DC/DC Converter; Package: DFN; Pins: 16; Temperature Range: -40°C to 85°C LTC3115IFE-2#PBF vs LTC3115IDHD-1#PBF
LTC3115HFE-2#PBF Linear Technology Check for Price LTC3115-2 - 40V, 2A Synchronous Buck-Boost DC/DC Converter; Package: TSSOP; Pins: 20; Temperature Range: -40°C to 125°C LTC3115IFE-2#PBF vs LTC3115HFE-2#PBF
LTC3115IFE-1#TRPBF Linear Technology Check for Price LTC3115-1 - 40V, 2A Synchronous Buck-Boost DC/DC Converter; Package: TSSOP; Pins: 20; Temperature Range: -40°C to 85°C LTC3115IFE-2#PBF vs LTC3115IFE-1#TRPBF

LTC3115IFE-2#PBF Frequently Asked Questions (FAQ)

  • The maximum input voltage that can be applied to the LTC3115 is 40V, but it's recommended to keep it below 36V for reliable operation.

  • To optimize inductor selection, consider the inductor's saturation current, DC resistance, and core material. A good starting point is to choose an inductor with a saturation current at least 1.5 times the maximum output current and a DC resistance less than 100mΩ.

  • For optimal performance, keep the input and output capacitors close to the IC, and use a solid ground plane to reduce noise. Also, keep the high-frequency switching nodes (e.g., SW and VIN) away from sensitive analog nodes.

  • To configure the LTC3115 for a specific output voltage, use the FB pin and a resistive divider to set the output voltage. The FB pin regulates the output voltage to 0.8V, so choose resistors that divide the output voltage to 0.8V.

  • The maximum output current that the LTC3115 can deliver is 2A, but this depends on the input voltage, output voltage, and thermal conditions. Always check the thermal performance and derate the output current accordingly.

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