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Micropower Low Noise Boost Converters with Output Disconnect
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.
LT3494AEDDB#TRPBF 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.
Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
50AK5493
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Newark | Dc/Dc Conv, Boost, 85Deg C, Dfn-Ep-8, No. Of Outputs:1Outputs, Topology:Boost (Step Up), Input Voltage Min:2.3V, Input Voltage Max:16V, Max Output Current:350Ma, Ic Case/Package:Dfn-Ep, No. Of Pins:8Pins, Ic Mounting:Surface Mount Rohs Compliant: Yes |Analog Devices LT3494AEDDB#TRPBF RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Cut Tape | 2901 |
|
$2.0100 / $3.9500 | Buy Now |
DISTI #
505-LT3494AEDDB#TRPBFCT-ND
|
DigiKey | IC REG BOOST ADJ 225MA 8DFN Min Qty: 1 Lead time: 20 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) |
5958 In Stock |
|
$2.2125 / $5.8600 | Buy Now |
DISTI #
584-LT3494AEDDBTRPBF
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Mouser Electronics | Switching Voltage Regulators uP L N Boost Convs w/ Out Discon RoHS: Compliant | 4554 |
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$2.2200 / $4.3900 | Buy Now |
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Analog Devices Inc | uP L N Boost Convs w/ Out Disc Min Qty: 2500 Package Multiple: 2500 | 2500 |
|
$2.2125 / $5.8600 | Buy Now |
DISTI #
LT3494AEDDBTRPB
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Richardson RFPD | POWER MANAGEMENT IC RoHS: Compliant Min Qty: 2500 | 0 |
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$2.2800 / $2.3800 | Buy Now |
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LT3494AEDDB#TRPBF
Analog Devices Inc
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Datasheet
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LT3494AEDDB#TRPBF
Analog Devices Inc
Micropower Low Noise Boost Converters with Output Disconnect
|
Pbfree Code | No | |
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | ANALOG DEVICES INC | |
Pin Count | 8 | |
Manufacturer Package Code | 05-08-1702 | |
Reach Compliance Code | compliant | |
Samacsys Manufacturer | Analog Devices | |
Analog IC - Other Type | SWITCHING REGULATOR | |
Input Voltage-Max | 16 V | |
Input Voltage-Min | 2.3 V | |
Input Voltage-Nom | 3 V | |
JESD-30 Code | R-PDSO-N8 | |
JESD-609 Code | e3 | |
Length | 3 mm | |
Moisture Sensitivity Level | 1 | |
Number of Functions | 1 | |
Number of Terminals | 8 | |
Operating Temperature-Max | 85 °C | |
Operating Temperature-Min | ||
Output Current-Max | 0.45 A | |
Package Body Material | PLASTIC/EPOXY | |
Package Code | HVSON | |
Package Shape | RECTANGULAR | |
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 | BOOST | |
Technology | BIPOLAR | |
Temperature Grade | COMMERCIAL EXTENDED | |
Terminal Finish | Matte Tin (Sn) | |
Terminal Form | NO LEAD | |
Terminal Pitch | 0.5 mm | |
Terminal Position | DUAL | |
Time@Peak Reflow Temperature-Max (s) | 30 | |
Width | 2 mm |
This table gives cross-reference parts and alternative options found for LT3494AEDDB#TRPBF. 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 LT3494AEDDB#TRPBF, 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 |
---|---|---|---|---|
LT3494AEDDB#TRPBF | Linear Technology | Check for Price | LT3494 - Micropower Low Noise Boost Converters with Output Disconnect; Package: DFN; Pins: 8; Temperature Range: -40°C to 85°C | LT3494AEDDB#TRPBF vs LT3494AEDDB#TRPBF |
LT3494AEDDB#TR | Linear Technology | Check for Price | LT3494 - Micropower Low Noise Boost Converters with Output Disconnect; Package: DFN; Pins: 8; Temperature Range: -40°C to 85°C | LT3494AEDDB#TRPBF vs LT3494AEDDB#TR |
LT3494AEDDB#TR | Analog Devices Inc | Check for Price | Switching Regulator, 0.45A, PDSO8 | LT3494AEDDB#TRPBF vs LT3494AEDDB#TR |
A 4-layer PCB with a solid ground plane and thermal vias under the IC is recommended. This helps to dissipate heat efficiently and reduce thermal resistance.
Use a soft-start circuit to limit the inrush current during start-up, and ensure that the input voltage rises slowly (e.g., using a ramp-up circuit) to prevent voltage spikes. For shutdown, use a controlled shutdown sequence to prevent voltage spikes and ensure a clean shutdown.
Choose an inductor with a high saturation current rating and low DCR (DC resistance) to minimize losses. For capacitors, select ones with low ESR (equivalent series resistance) and high ripple current ratings to ensure reliable operation.
Use the datasheet's recommended compensation network values as a starting point, and then fine-tune the values based on the specific application's requirements and measured performance. Consider using a network analyzer to measure the loop gain and adjust the compensation network accordingly.
Ensure good airflow around the device, and consider using a heat sink or thermal interface material to reduce the thermal resistance. Keep the device away from heat sources and ensure that the PCB is designed to dissipate heat efficiently.