Datasheets
LM3668SD-3034/NOPB by:

1A, High Efficiency Dual Mode Single Inductor Buck-Boost DC/DC Converter 12-WSON -40 to 85

Part Details for LM3668SD-3034/NOPB by Texas Instruments

Results Overview of LM3668SD-3034/NOPB by Texas Instruments

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

Applications Consumer Electronics Energy and Power Systems Transportation and Logistics Renewable Energy Automotive

LM3668SD-3034/NOPB Information

LM3668SD-3034/NOPB by Texas Instruments 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.

Available Datasheets

Part # Manufacturer Description Datasheet
LM3668SD-3034/NOPB Texas Instruments 1A, High Efficiency Dual Mode Single Inductor Buck-Boost DC/DC Converter 12-WSON -40 to 85
DS96174CN/NOPB Rochester Electronics LLC DS96174 - Line Driver, 4 Func, 4 Driver, BIPolar, PDIP16
LM611IM/NOPB Rochester Electronics LLC LM611IM - Operational Amplifier, 7000uV Offset-Max, BIPolar

Price & Stock for LM3668SD-3034/NOPB

Part # Distributor Description Stock Price Buy
DISTI # LM3668SD-3034/NOPBCT-ND
DigiKey IC REG BUCK BOOST PROG 1A 12WSON Min Qty: 1 Lead time: 18 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) Limited Supply - Call
  • 1 $3.1000
  • 10 $2.3260
  • 25 $2.1312
  • 100 $1.9171
  • 250 $1.8151
  • 500 $1.7536
  • 1,000 $1.7029
  • 2,000 $1.6613
  • 3,000 $1.6404
  • 5,000 $1.6173
$1.6173 / $3.1000 Buy Now
Bristol Electronics   726
RFQ

Part Details for LM3668SD-3034/NOPB

LM3668SD-3034/NOPB CAD Models

LM3668SD-3034/NOPB Part Data Attributes

LM3668SD-3034/NOPB Texas Instruments
Buy Now Datasheet
Compare Parts:
LM3668SD-3034/NOPB Texas Instruments 1A, High Efficiency Dual Mode Single Inductor Buck-Boost DC/DC Converter 12-WSON -40 to 85
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Not Recommended
Ihs Manufacturer TEXAS INSTRUMENTS INC
Package Description WSON-12
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Analog IC - Other Type DUAL SWITCHING CONTROLLER
Control Mode VOLTAGE-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 5.5 V
Input Voltage-Min 2.5 V
Input Voltage-Nom 3.6 V
JESD-30 Code S-PDSO-N12
JESD-609 Code e3
Length 3 mm
Moisture Sensitivity Level 1
Number of Functions 1
Number of Terminals 12
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Output Current-Max 2.05 A
Output Voltage-Max 5 V
Output Voltage-Min 2.8 V
Output Voltage-Nom 3 V
Package Body Material PLASTIC/EPOXY
Package Code HVSON
Package Equivalence Code SOLCC12,.12,16
Package Shape SQUARE
Package Style SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Seated Height-Max 0.8 mm
Surface Mount YES
Switcher Configuration BUCK-BOOST
Switching Frequency-Max 2500 kHz
Temperature Grade INDUSTRIAL
Terminal Finish Matte Tin (Sn)
Terminal Form NO LEAD
Terminal Pitch 0.4 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 3 mm

Alternate Parts for LM3668SD-3034/NOPB

This table gives cross-reference parts and alternative options found for LM3668SD-3034/NOPB. 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 LM3668SD-3034/NOPB, 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
LM3668SDX-3034/NOPB Texas Instruments Check for Price 1A, High Efficiency Dual Mode Single Inductor Buck-Boost DC/DC Converter 12-WSON -40 to 85 LM3668SD-3034/NOPB vs LM3668SDX-3034/NOPB
LM3668SDX-3034 Texas Instruments Check for Price 2.05A DUAL SWITCHING CONTROLLER, 2500kHz SWITCHING FREQ-MAX, PDSO12, LLP-12 LM3668SD-3034/NOPB vs LM3668SDX-3034

LM3668SD-3034/NOPB Related Parts

LM3668SD-3034/NOPB Frequently Asked Questions (FAQ)

  • A good PCB layout for the LM3668SD-3034/NOPB involves placing the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the input and output traces. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.

  • To ensure stability, it's essential to follow the recommended component values and PCB layout guidelines. Additionally, ensure that the output capacitor has a low ESR (Equivalent Series Resistance) and is placed close to the device. A minimum output capacitance of 10uF is recommended.

  • The maximum ambient temperature range for the LM3668SD-3034/NOPB is -40°C to 125°C. However, the device's performance and reliability may degrade at extreme temperatures. It's essential to ensure proper thermal management and heat dissipation in the system design.

  • Yes, the LM3668SD-3034/NOPB is suitable for high-reliability and automotive applications. It meets the requirements of the AEC-Q100 standard for automotive applications and is manufactured using a high-reliability process. However, it's essential to follow the recommended design and testing guidelines to ensure the device meets the specific application requirements.

  • To troubleshoot issues with the LM3668SD-3034/NOPB, start by verifying the input voltage, output voltage, and output current. Check the PCB layout and component values to ensure they meet the recommended specifications. Use an oscilloscope to measure the output voltage ripple and noise. If the issue persists, consult the datasheet and application notes or contact Texas Instruments' technical support for further assistance.

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