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Part Details for LTC2945CUD-1#PBF by Analog Devices Inc
Results Overview of LTC2945CUD-1#PBF by Analog Devices Inc
- Distributor Offerings: (5 listings)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Available)
- Number of Functional Equivalents: (10 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.
LTC2945CUD-1#PBF Information
LTC2945CUD-1#PBF by Analog Devices Inc is a Power Management Circuit.
Power Management Circuits 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 LTC2945CUD-1#PBF
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
505-LTC2945CUD-1#PBF-ND
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DigiKey | IC POWER MONITOR I2C 12-QFN Min Qty: 121 Lead time: 10 Weeks Container: Tube | Temporarily Out of Stock |
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$5.5797 | Buy Now |
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DISTI #
584-LTC2945CUD-1#PBF
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Mouser Electronics | Current & Power Monitors & Regulators Wide Rng I2C Pwr Mon RoHS: Compliant | 119 |
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$5.5700 / $11.7400 | Buy Now |
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Analog Devices Inc | Wide Rng I2C Pwr Mon Package Multiple: 121 | 4356 |
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$4.2700 / $6.0000 | Buy Now |
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DISTI #
35243400
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Verical | Monitor 4V to 80V 12-Pin QFN EP Tube RoHS: Compliant Min Qty: 121 Package Multiple: 121 | Americas - 4356 |
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$5.2814 | Buy Now |
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DISTI #
LTC2945CUD-1PBF
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Richardson RFPD | POWER MANAGEMENT IC RoHS: Compliant Min Qty: 121 | 0 |
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$5.5200 / $6.0500 | Buy Now |
Part Details for LTC2945CUD-1#PBF
LTC2945CUD-1#PBF CAD Models
LTC2945CUD-1#PBF Part Data Attributes
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LTC2945CUD-1#PBF
Analog Devices Inc
Buy Now
Datasheet
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Compare Parts:
LTC2945CUD-1#PBF
Analog Devices Inc
Wide Range I<sup>2</sup>C Power Monitor
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| Pbfree Code | No | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | ANALOG DEVICES INC | |
| Package Description | 3 X 3 MM, LEAD FREE, PLASTIC, MO-220WEED-1, QFN-12 | |
| Pin Count | 12 | |
| Manufacturer Package Code | 05-08-1855 | |
| Reach Compliance Code | compliant | |
| Samacsys Manufacturer | Analog Devices | |
| Adjustable Threshold | YES | |
| Analog IC - Other Type | POWER SUPPLY SUPPORT CIRCUIT | |
| JESD-30 Code | S-PQCC-N12 | |
| JESD-609 Code | e3 | |
| Length | 3 mm | |
| Moisture Sensitivity Level | 1 | |
| Number of Channels | 1 | |
| Number of Functions | 1 | |
| Number of Terminals | 12 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | ||
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | HVQCCN | |
| Package Shape | SQUARE | |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | |
| Peak Reflow Temperature (Cel) | 260 | |
| Seated Height-Max | 0.8 mm | |
| Supply Voltage-Max (Vsup) | 80 V | |
| Supply Voltage-Min (Vsup) | 2.7 V | |
| Supply Voltage-Nom (Vsup) | 5 V | |
| Surface Mount | YES | |
| Technology | CMOS | |
| Temperature Grade | COMMERCIAL | |
| Terminal Finish | Matte Tin (Sn) | |
| Terminal Form | NO LEAD | |
| Terminal Pitch | 0.5 mm | |
| Terminal Position | QUAD | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 3 mm |
Alternate Parts for LTC2945CUD-1#PBF
This table gives cross-reference parts and alternative options found for LTC2945CUD-1#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 LTC2945CUD-1#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 |
|---|---|---|---|---|
| LTC2945IUD-1#PBF | Analog Devices Inc | $6.8592 | Wide Range I2C Power Monitor | LTC2945CUD-1#PBF vs LTC2945IUD-1#PBF |
| LTC2945IUD#PBF | Analog Devices Inc | $7.3507 | Wide Range I2C Power Monitor | LTC2945CUD-1#PBF vs LTC2945IUD#PBF |
| LTC2945CUD-1#TRPBF | Linear Technology | Check for Price | LTC2945 - Wide Range I2C Power Monitor; Package: QFN; Pins: 12; Temperature Range: 0°C to 70°C | LTC2945CUD-1#PBF vs LTC2945CUD-1#TRPBF |
| LTC2945IUD-1#PBF | Linear Technology | Check for Price | LTC2945 - Wide Range I2C Power Monitor; Package: QFN; Pins: 12; Temperature Range: -40°C to 85°C | LTC2945CUD-1#PBF vs LTC2945IUD-1#PBF |
| LTC2945IUD-1#TRPBF | Linear Technology | Check for Price | LTC2945 - Wide Range I2C Power Monitor; Package: QFN; Pins: 12; Temperature Range: -40°C to 85°C | LTC2945CUD-1#PBF vs LTC2945IUD-1#TRPBF |
| LTC2945CUD-1#TRPBF | Analog Devices Inc | Check for Price | Wide Range I2C Power Monitor | LTC2945CUD-1#PBF vs LTC2945CUD-1#TRPBF |
| LTC2945IUD#PBF | Linear Technology | Check for Price | LTC2945 - Wide Range I2C Power Monitor; Package: QFN; Pins: 12; Temperature Range: -40°C to 85°C | LTC2945CUD-1#PBF vs LTC2945IUD#PBF |
| LTC2945IUD#TRPBF | Linear Technology | Check for Price | LTC2945 - Wide Range I2C Power Monitor; Package: QFN; Pins: 12; Temperature Range: -40°C to 85°C | LTC2945CUD-1#PBF vs LTC2945IUD#TRPBF |
| LTC2945CUD#PBF | Linear Technology | Check for Price | LTC2945 - Wide Range I2C Power Monitor; Package: QFN; Pins: 12; Temperature Range: 0°C to 70°C | LTC2945CUD-1#PBF vs LTC2945CUD#PBF |
| LTC2945CUD#TRPBF | Analog Devices Inc | Check for Price | Wide Range I2C Power Monitor | LTC2945CUD-1#PBF vs LTC2945CUD#TRPBF |
LTC2945CUD-1#PBF Frequently Asked Questions (FAQ)
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A good PCB layout for the LTC2945CUD-1#PBF involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing trace lengths and widths to reduce noise and parasitic inductance. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
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To ensure accurate current measurements, use a sense resistor with a low temperature coefficient, keep the sense resistor close to the device, and use a Kelvin connection to the sense resistor. Also, ensure that the input voltage range is within the specified limits and that the device is operated within its recommended temperature range.
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The maximum allowed voltage on the SENSE pin of the LTC2945CUD-1#PBF is 2.5V. Exceeding this voltage can damage the device.
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No, the LTC2945CUD-1#PBF is designed to measure unidirectional currents. If you need to measure bidirectional currents, you may need to use a different device or add additional circuitry to the LTC2945CUD-1#PBF.
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Calibration of the LTC2945CUD-1#PBF involves applying a known current to the sense resistor and adjusting the device's gain and offset registers to match the measured current. The device's datasheet provides a detailed calibration procedure.