Part Details for LTC1148CS-3.3#PBF by Analog Devices Inc
Results Overview of LTC1148CS-3.3#PBF by Analog Devices Inc
- Distributor Offerings: (5 listings)
- Number of FFF Equivalents: (1 replacement)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (4 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.
Applications
Industrial Automation
Energy and Power Systems
Renewable Energy
LTC1148CS-3.3#PBF Information
LTC1148CS-3.3#PBF by Analog Devices Inc 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 LTC1148CS-3.3#PBF
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
505-LTC1148CS-3.3#PBF-ND
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DigiKey | IC REG CTRLR BUCK 14SOIC Min Qty: 55 Lead time: 10 Weeks Container: Tube | Temporarily Out of Stock |
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$8.7862 | Buy Now |
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DISTI #
584-LTC1148CS-3.3PBF
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Mouser Electronics | Switching Voltage Regulators Hi Eff Sync Buck Sw Regs RoHS: Compliant | 45 |
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$8.6500 / $16.3700 | Buy Now |
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Analog Devices Inc | Hi Eff Sync Buck Sw Regs Package Multiple: 55 | 275 |
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$6.5900 / $7.9700 | Buy Now |
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Rochester Electronics | LTC1148 - High Efficiency Synchronous Step-Down Switching Regulators RoHS: Compliant Status: Active Min Qty: 1 | 5 |
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$6.9400 / $8.6700 | Buy Now |
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DISTI #
LTC1148CS-3.3PB
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Richardson RFPD | POWER MANAGEMENT IC RoHS: Compliant Min Qty: 55 | 0 |
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$8.5100 / $9.8800 | Buy Now |
Part Details for LTC1148CS-3.3#PBF
LTC1148CS-3.3#PBF CAD Models
LTC1148CS-3.3#PBF Part Data Attributes
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LTC1148CS-3.3#PBF
Analog Devices Inc
Buy Now
Datasheet
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Compare Parts:
LTC1148CS-3.3#PBF
Analog Devices Inc
High Efficiency Synchronous Step-Down Switching Regulators
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| Pbfree Code | No | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | ANALOG DEVICES INC | |
| Package Description | 0.150 INCH, PLASTIC, SO-14 | |
| Pin Count | 14 | |
| Manufacturer Package Code | 05-08-1610 (S14) | |
| Reach Compliance Code | compliant | |
| Samacsys Manufacturer | Analog Devices | |
| Analog IC - Other Type | SWITCHING CONTROLLER | |
| Control Mode | CURRENT-MODE | |
| Control Technique | CONSTANT OFF TIME | |
| Input Voltage-Max | 18 V | |
| Input Voltage-Min | 4 V | |
| Input Voltage-Nom | 10 V | |
| JESD-30 Code | R-PDSO-G14 | |
| JESD-609 Code | e3 | |
| Length | 8.65 mm | |
| Moisture Sensitivity Level | 1 | |
| Number of Functions | 1 | |
| Number of Terminals | 14 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | ||
| Output Voltage-Nom | 3.3 V | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | SOP | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 1.75 mm | |
| Supply Current-Max (Isup) | 2.1 mA | |
| Surface Mount | YES | |
| Switcher Configuration | PUSH-PULL | |
| Switching Frequency-Max | 250 kHz | |
| Technology | CMOS | |
| Temperature Grade | COMMERCIAL | |
| Terminal Finish | Matte Tin (Sn) | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 1.27 mm | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 3.9 mm |
Alternate Parts for LTC1148CS-3.3#PBF
This table gives cross-reference parts and alternative options found for LTC1148CS-3.3#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 LTC1148CS-3.3#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 |
|---|---|---|---|---|
| LTC1148CS-3.3 | Analog Devices Inc | Check for Price | Switching Controller, Current-mode, 250kHz Switching Freq-Max, CMOS, PDSO14 | LTC1148CS-3.3#PBF vs LTC1148CS-3.3 |
LTC1148CS-3.3#PBF Frequently Asked Questions (FAQ)
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The recommended layout and placement for the LTC1148CS-3.3#PBF involves keeping the device away from high-current carrying traces, using a solid ground plane, and placing bypass capacitors close to the device. Additionally, it's recommended to use a star-ground configuration and to keep the analog and digital grounds separate.
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The LTC1148CS-3.3#PBF requires a single 3.3V power supply, and it's recommended to use a low-noise, low-dropout regulator to power the device. The power sequencing requirements involve powering up the device in the following order: VCC, then VIN, and finally the digital inputs.
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The maximum clock frequency that can be used with the LTC1148CS-3.3#PBF is 100MHz. The device requires a clock signal with a duty cycle of 40% to 60% and a rise and fall time of less than 5ns.
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The LTC1148CS-3.3#PBF can be interfaced with a microcontroller or FPGA using a standard SPI interface. The device requires a clock signal, a chip select signal, and data input/output lines. The specific interface requirements include a clock frequency of up to 100MHz, a chip select pulse width of at least 10ns, and data setup and hold times of 5ns and 10ns, respectively.
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The LTC1148CS-3.3#PBF has a maximum junction temperature of 150°C, and it's recommended to keep the device temperature below 125°C for optimal performance. Thermal management requirements include using a heat sink or thermal pad, ensuring good airflow, and avoiding high-power dissipation components nearby.