Part Details for LT1109ACS8-12#PBF by Linear Technology
Results Overview of LT1109ACS8-12#PBF by Linear Technology
- Distributor Offerings: (2 listings)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (3 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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.
LT1109ACS8-12#PBF Information
LT1109ACS8-12#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 LT1109ACS8-12#PBF
| Part # | Distributor | Description | Stock | Price | Buy | |
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Bristol Electronics | 340 |
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Bristol Electronics | 128 |
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RFQ |
Part Details for LT1109ACS8-12#PBF
LT1109ACS8-12#PBF CAD Models
LT1109ACS8-12#PBF Part Data Attributes
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LT1109ACS8-12#PBF
Linear Technology
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Datasheet
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LT1109ACS8-12#PBF
Linear Technology
LT1109A - Micropower DC/DC Converter Flash Memory VPP Generator Adjustable and Fixed 5V, 12V; Package: SO; Pins: 8; Temperature Range: 0°C to 70°C
Select a part to compare: |
| Rohs Code | Yes | |
| Part Life Cycle Code | Transferred | |
| Ihs Manufacturer | LINEAR TECHNOLOGY CORP | |
| Part Package Code | SOIC | |
| Package Description | PLASTIC, SOIC-8 | |
| Pin Count | 8 | |
| Manufacturer Package Code | S8 | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Analog IC - Other Type | SWITCHING REGULATOR | |
| Control Mode | VOLTAGE-MODE | |
| Control Technique | PULSE FREQUENCY MODULATION | |
| Input Voltage-Max | 12 V | |
| Input Voltage-Min | 2 V | |
| JESD-30 Code | R-PDSO-G8 | |
| JESD-609 Code | e3 | |
| Length | 4.9 mm | |
| Moisture Sensitivity Level | 1 | |
| Number of Functions | 1 | |
| Number of Terminals | 8 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | ||
| Output Current-Max | 2 A | |
| Output Voltage-Nom | 12 V | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | SOP | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 1.75 mm | |
| Surface Mount | YES | |
| Switcher Configuration | BOOST | |
| Switching Frequency-Max | 120 kHz | |
| Technology | BIPOLAR | |
| Temperature Grade | COMMERCIAL | |
| Terminal Finish | MATTE TIN | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 1.27 mm | |
| Terminal Position | DUAL | |
| Width | 3.9 mm |
Alternate Parts for LT1109ACS8-12#PBF
This table gives cross-reference parts and alternative options found for LT1109ACS8-12#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 LT1109ACS8-12#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 |
|---|---|---|---|---|
| LT1109ACS8-12#TRPBF | Analog Devices Inc | Check for Price | Micropower DC/DC Converter Flash Memory VPP Generator Adjustable and Fixed 5V, 12V | LT1109ACS8-12#PBF vs LT1109ACS8-12#TRPBF |
| LT1109ACS8-12#TRPBF | Linear Technology | Check for Price | LT1109A - Micropower DC/DC Converter Flash Memory VPP Generator Adjustable and Fixed 5V, 12V; Package: SO; Pins: 8; Temperature Range: 0°C to 70°C | LT1109ACS8-12#PBF vs LT1109ACS8-12#TRPBF |
| LT1109ACS8-12#TR | Linear Technology | Check for Price | LT1109A - Micropower DC/DC Converter Flash Memory VPP Generator Adjustable and Fixed 5V, 12V; Package: SO; Pins: 8; Temperature Range: 0°C to 70°C | LT1109ACS8-12#PBF vs LT1109ACS8-12#TR |
LT1109ACS8-12#PBF Frequently Asked Questions (FAQ)
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A good PCB layout for the LT1109ACS8-12 involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the input and output traces. Additionally, it's recommended to use a separate analog ground plane and to keep the power supply traces away from the analog signals.
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To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Additionally, check that the output capacitor has a low ESR (Equivalent Series Resistance) and that the input capacitor is properly bypassed. Also, ensure that the device is operated within its recommended operating conditions and that the output is not overloaded.
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The maximum output current of the LT1109ACS8-12 is 3A. However, it's recommended to derate the output current based on the ambient temperature and the desired output voltage to ensure reliable operation.
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The LT1109ACS8-12 is rated for operation up to 125°C. However, the device's performance and reliability may degrade at high temperatures. It's recommended to derate the output current and voltage based on the ambient temperature to ensure reliable operation.
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To troubleshoot issues with the LT1109ACS8-12, start by checking the input and output voltages, as well as the output current. Verify that the device is operated within its recommended operating conditions and that the PCB layout is correct. Check for any signs of overheating, such as excessive temperature or thermal shutdown. If the issue persists, consult the datasheet and application notes for further guidance.