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3.5-A, 36-V synchronous, 400-kHz, step-down converter 22-VQFN-HR -40 to 150
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.
LMS3635LQRNLTQ1 by Texas Instruments 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 #
296-47483-1-ND
|
DigiKey | IC REG BUCK 5V 3.5A 22VQFN Min Qty: 1 Lead time: 6 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) |
1000 In Stock |
|
$3.2262 / $6.1600 | Buy Now |
DISTI #
595-LMS3635LQRNLTQ1
|
Mouser Electronics | Switching Voltage Regulators 3.5A /5.5A 36V Sync h 400kHz A 595-LMS3635LQRNLRQ1 RoHS: Compliant | 1250 |
|
$3.2200 / $6.1600 | Buy Now |
DISTI #
LMS3635LQRNLTQ1
|
TME | PMIC, DC/DC converter, Uin: 3.5÷42VDC, Uout: 5VDC, 3.5A, VQFNHR22 Min Qty: 1 | 0 |
|
$4.6600 / $6.9900 | RFQ |
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LMS3635LQRNLTQ1
Texas Instruments
Buy Now
Datasheet
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LMS3635LQRNLTQ1
Texas Instruments
3.5-A, 36-V synchronous, 400-kHz, step-down converter 22-VQFN-HR -40 to 150
|
Pbfree Code | Yes | |
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
Reach Compliance Code | compliant | |
ECCN Code | EAR99 | |
Date Of Intro | 2016-12-07 | |
Samacsys Manufacturer | Texas Instruments | |
Analog IC - Other Type | SWITCHING REGULATOR | |
Control Mode | CURRENT-MODE | |
Control Technique | PULSE WIDTH MODULATION | |
Input Voltage-Max | 42 V | |
Input Voltage-Min | 3.5 V | |
Input Voltage-Nom | 13.5 V | |
JESD-30 Code | R-PQCC-N22 | |
JESD-609 Code | e3 | |
Length | 5 mm | |
Moisture Sensitivity Level | 2 | |
Number of Functions | 1 | |
Number of Outputs | 1 | |
Number of Terminals | 22 | |
Operating Temperature-Max | 150 °C | |
Operating Temperature-Min | -40 °C | |
Output Current-Max | 3.5 A | |
Output Voltage-Max | 15 V | |
Output Voltage-Min | 1 V | |
Output Voltage-Nom | 5 V | |
Package Body Material | PLASTIC/EPOXY | |
Package Code | QCCN | |
Package Shape | RECTANGULAR | |
Package Style | CHIP CARRIER | |
Peak Reflow Temperature (Cel) | 260 | |
Screening Level | AEC-Q100 | |
Seated Height-Max | 0.9 mm | |
Surface Mount | YES | |
Switcher Configuration | BUCK | |
Switching Frequency-Max | 500 kHz | |
Temperature Grade | AUTOMOTIVE | |
Terminal Finish | Matte Tin (Sn) | |
Terminal Form | NO LEAD | |
Terminal Position | QUAD | |
Time@Peak Reflow Temperature-Max (s) | 30 | |
Width | 4 mm |
This table gives cross-reference parts and alternative options found for LMS3635LQRNLTQ1. 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 LMS3635LQRNLTQ1, 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 |
---|---|---|---|---|
LM60430ARPKR | Texas Instruments | $1.0356 | 3.8-V to 36-V, 3-A, ultra-small synchronous step-down converter 13-WQFN-HR -40 to 150 | LMS3635LQRNLTQ1 vs LM60430ARPKR |
LMS36353QRNLTQ1 | Texas Instruments | $3.8474 | 3.5-A, 36-V synchronous, 400-kHz, step-down converter 22-VQFN-HR -40 to 150 | LMS3635LQRNLTQ1 vs LMS36353QRNLTQ1 |
LMS3635MQRNLTQ1 | Texas Instruments | $4.2319 | 3.5-A, 36-V synchronous, 400-kHz, step-down converter 22-VQFN-HR -40 to 150 | LMS3635LQRNLTQ1 vs LMS3635MQRNLTQ1 |
LMS3635AQRNLTQ1 | Texas Instruments | $4.2616 | 3.5-A, 36-V synchronous, 400-kHz, step-down converter 22-VQFN-HR -40 to 150 | LMS3635LQRNLTQ1 vs LMS3635AQRNLTQ1 |
R1242S001E-E2-FE | Ricoh Electronic Devices Co Ltd | Check for Price | Switching Regulator, Current-mode, 550kHz Switching Freq-Max, CMOS, PDSO8, ANTIMONY, HALOGEN AND LEAD FREE, HSOP-8 | LMS3635LQRNLTQ1 vs R1242S001E-E2-FE |
LMS3635MQRNLRQ1 | Texas Instruments | Check for Price | 3.5-A, 36-V synchronous, 400-kHz, step-down converter 22-VQFN-HR -40 to 150 | LMS3635LQRNLTQ1 vs LMS3635MQRNLRQ1 |
R1242S001E-E2-F | Ricoh Electronic Devices Co Ltd | Check for Price | Switching Regulator, Current-mode, 4.5A, 550kHz Switching Freq-Max, CMOS, PDSO8, HALOGEN FREE, HS0P-8 | LMS3635LQRNLTQ1 vs R1242S001E-E2-F |
LMS3635AQRNLRQ1 | Texas Instruments | Check for Price | 3.5-A, 36-V synchronous, 400-kHz, step-down converter 22-VQFN-HR -40 to 150 | LMS3635LQRNLTQ1 vs LMS3635AQRNLRQ1 |
BD9323EFJ | ROHM Semiconductor | Check for Price | Switching Regulator, Current-mode, 3A, 460kHz Switching Freq-Max, PDSO8, LEAD FREE, HTSOP-8 | LMS3635LQRNLTQ1 vs BD9323EFJ |
LMS36353QRNLRQ1 | Texas Instruments | Check for Price | 3.5-A, 36-V synchronous, 400-kHz, step-down converter 22-VQFN-HR -40 to 150 | LMS3635LQRNLTQ1 vs LMS36353QRNLRQ1 |
Texas Instruments provides a recommended PCB layout in the datasheet, but it's also recommended to follow general guidelines for thermal management, such as using a solid ground plane, placing thermal vias under the device, and keeping the thermal path short and direct.
The LMS3635LQRNLTQ1 requires a specific bias voltage and current to operate optimally. Ensure that the input voltage is within the recommended range (2.7V to 5.5V) and that the output voltage is set correctly using the FB pin. Also, make sure to follow the recommended capacitor values and placement for the input and output filters.
The LMS3635LQRNLTQ1 is capable of delivering up to 3A of output current, but this is dependent on the input voltage, output voltage, and thermal conditions. Be sure to check the datasheet for the specific output current capability under your specific operating conditions.
The LMS3635LQRNLTQ1 has built-in overcurrent protection and short-circuit protection. However, it's still recommended to add external protection components, such as fuses or current-sensing resistors, to ensure that the device is protected from excessive current and voltage stress.
The recommended input capacitor value is 10uF to 22uF, with a low ESR (Equivalent Series Resistance) and a voltage rating that matches the input voltage. A ceramic or tantalum capacitor is recommended, as they have low ESR and are suitable for high-frequency switching applications.