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36V 500mA Step-Down Regulator and 200mA LDO
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.
LT3645IUD#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 #
LT3645IUD#TRPBF-ND
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DigiKey | IC REG DL BUCK/LNR 750KHZ 16QFN Min Qty: 2500 Lead time: 10 Weeks Container: Tape & Reel (TR) | Temporarily Out of Stock |
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$3.7375 | Buy Now |
DISTI #
584-LT3645IUD#TRPBF
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Mouser Electronics | Switching Voltage Regulators 36V 500mA Buck Reg & 200mA LDO RoHS: Compliant | 0 |
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$3.7300 | Order Now |
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Analog Devices Inc | 36V 500mA Buck Reg & 200mA LDO Min Qty: 2500 Package Multiple: 2500 | 0 |
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$2.9900 / $4.1600 | Buy Now |
DISTI #
LT3645IUD#TRPBF
|
Richardson RFPD | VOLTAGE REGULATOR RoHS: Compliant Min Qty: 2500 | 0 |
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$3.8600 / $4.0100 | Buy Now |
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Vyrian | Peripheral ICs | 1575 |
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RFQ |
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LT3645IUD#TRPBF
Analog Devices Inc
Buy Now
Datasheet
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Compare Parts:
LT3645IUD#TRPBF
Analog Devices Inc
36V 500mA Step-Down Regulator and 200mA LDO
|
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-2, QFN-16 | |
Pin Count | 16 | |
Manufacturer Package Code | 05-08-1691 | |
Reach Compliance Code | compliant | |
Samacsys Manufacturer | Analog Devices | |
Additional Feature | ALSO OPERATES IN ADJUSTABLE MODE FROM 0.8 TO 8V, ALSO OPERATES AS LDO REGULATOR | |
Analog IC - Other Type | SWITCHING REGULATOR | |
Control Mode | CURRENT-MODE | |
Input Voltage-Max | 36 V | |
Input Voltage-Min | 3.6 V | |
Input Voltage-Nom | 12 V | |
JESD-30 Code | S-PQCC-N16 | |
JESD-609 Code | e3 | |
Length | 3 mm | |
Moisture Sensitivity Level | 1 | |
Number of Functions | 1 | |
Number of Terminals | 16 | |
Operating Temperature-Max | 125 °C | |
Operating Temperature-Min | -40 °C | |
Output Current-Max | 1.25 A | |
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 | |
Qualification Status | Not Qualified | |
Seated Height-Max | 0.8 mm | |
Surface Mount | YES | |
Switcher Configuration | BUCK | |
Switching Frequency-Max | 825 kHz | |
Technology | BIPOLAR | |
Temperature Grade | AUTOMOTIVE | |
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 |
This table gives cross-reference parts and alternative options found for LT3645IUD#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 LT3645IUD#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 |
---|---|---|---|---|
LT3645EUD#TRPBF | Linear Technology | Check for Price | LT3645 - 36V 500mA Step-Down Regulator and 200mA LDO; Package: QFN; Pins: 16; Temperature Range: -40°C to 85°C | LT3645IUD#TRPBF vs LT3645EUD#TRPBF |
LT3645IUD#TRPBF | Linear Technology | Check for Price | LT3645 - 36V 500mA Step-Down Regulator and 200mA LDO; Package: QFN; Pins: 16; Temperature Range: -40°C to 85°C | LT3645IUD#TRPBF vs LT3645IUD#TRPBF |
LT3645EUD#TRPBF | Analog Devices Inc | Check for Price | 36V 500mA Step-Down Regulator and 200mA LDO | LT3645IUD#TRPBF vs LT3645EUD#TRPBF |
LT3645IUD#PBF | Linear Technology | Check for Price | LT3645 - 36V 500mA Step-Down Regulator and 200mA LDO; Package: QFN; Pins: 16; Temperature Range: -40°C to 85°C | LT3645IUD#TRPBF vs LT3645IUD#PBF |
LT3645EUD#PBF | Linear Technology | Check for Price | LT3645 - 36V 500mA Step-Down Regulator and 200mA LDO; Package: QFN; Pins: 16; Temperature Range: -40°C to 85°C | LT3645IUD#TRPBF vs LT3645EUD#PBF |
The recommended PCB layout for the LT3645IUD can be found in the LT3645 demo circuit available on the Analog Devices website. It provides a detailed layout guide, including component placement, routing, and thermal considerations.
The compensation network for the LT3645IUD can be optimized using the LTpowerCAD software tool provided by Analog Devices. This tool allows you to simulate and optimize the compensation network for your specific application.
The maximum ambient temperature for the LT3645IUD is 85°C, as specified in the datasheet. However, the device can operate at higher temperatures with derating, as shown in the thermal derating curve in the datasheet.
Yes, the LT3645IUD is qualified for high-reliability and automotive applications. It meets the requirements of the AEC-Q100 standard and is available in a variety of grades, including the 'I' grade for industrial temperature range and the 'Q' grade for automotive temperature range.
Analog Devices provides a soldering and assembly guide for the LT3645IUD, which includes recommendations for reflow soldering, wave soldering, and manual assembly. Additionally, the device is available in a RoHS-compliant package.