Part Details for LMZ31520RLGT by Texas Instruments
Results Overview of LMZ31520RLGT by Texas Instruments
- Distributor Offerings: (6 listings)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (0 options)
- CAD Models: (Available)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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Applications
Energy and Power Systems
Automotive
LMZ31520RLGT Information
LMZ31520RLGT 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.
Available Datasheets
| Part # | Manufacturer | Description | Datasheet |
|---|---|---|---|
| LMZ31520RLGT | Texas Instruments | 3V to 14.5V, 20A Step-Down Power Module in 15x16x5.8mm QFN Package 72-BQFN -40 to 85 |
Price & Stock for LMZ31520RLGT
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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Bristol Electronics | 218 |
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RFQ | ||
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DISTI #
LMZ31520RLGT-TEX-0
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TME | Converter: DC/DC, Uin: 3÷14.5VDC, Iout: 20A, SMT, 16x15mm, OUT: 1 Min Qty: 250 | 1000 |
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$20.4343 | Buy Now |
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Chip Stock | 3Vto14.5V,20AStep-DownPowerModulein15x16x5.8mmQFNPackage72-BQFN-40to85 | 15000 |
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RFQ | |
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LCSC | BQFN-72(15x16) DC DC Converters RoHS | 144 |
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$11.3432 / $14.5242 | Buy Now |
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MacroQuest Electronics | ISO 9001: 2015, ISO 14001:2015, ISO 45001:2018 | 1233 |
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$16.6000 / $19.4300 | Buy Now |
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Win Source Electronics | DC/DC CONVERTER 0.6-3.6V 72W | 11900 |
|
$8.3916 / $10.8391 | Buy Now |
US Tariff Estimator: LMZ31520RLGT by Texas Instruments
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
Part Details for LMZ31520RLGT
LMZ31520RLGT CAD Models
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LMZ31520RLGT Part Data Attributes
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LMZ31520RLGT
Texas Instruments
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Datasheet
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LMZ31520RLGT
Texas Instruments
Switching Regulator, Voltage-mode, 20A, 850kHz Switching Freq-Max, Hybrid
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Package Description | Hqccn, Lcc72,.59x.63,32 | |
| Reach Compliance Code | Compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.60 | |
| Analog IC - Other Type | Switching Regulator | |
| Control Mode | Voltage-Mode | |
| Input Voltage-Max | 14.5 V | |
| Input Voltage-Min | 3 V | |
| Input Voltage-Nom | 12 V | |
| JESD-30 Code | R-XQCC-N72 | |
| JESD-609 Code | e4 | |
| Length | 16 Mm | |
| Moisture Sensitivity Level | 3 | |
| Number of Functions | 1 | |
| Number of Outputs | 1 | |
| Number of Terminals | 72 | |
| Operating Temperature-Max | 85 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Current-Max | 20 A | |
| Output Voltage-Max | 3.6 V | |
| Output Voltage-Min | 0.6 V | |
| Output Voltage-Nom | 1.8 V | |
| Package Body Material | Unspecified | |
| Package Code | HQCCN | |
| Package Equivalence Code | LCC72,.59X.63,32 | |
| Package Shape | Rectangular | |
| Package Style | Chip Carrier, Heat Sink/Slug | |
| Peak Reflow Temperature (Cel) | 245 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 5.9 Mm | |
| Surface Mount | Yes | |
| Switcher Configuration | Buck | |
| Switching Frequency-Max | 850 Khz | |
| Technology | Hybrid | |
| Temperature Grade | Industrial | |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | |
| Terminal Form | No Lead | |
| Terminal Pitch | 0.8 Mm | |
| Terminal Position | Quad | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 15 Mm |
LMZ31520RLGT Frequently Asked Questions (FAQ)
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A 2-layer or 4-layer PCB with a solid ground plane and thermal vias under the device can help to dissipate heat efficiently. It's also recommended to keep the thermal path short and use a thermal pad on the PCB.
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To minimize output voltage ripple and noise, use a low-ESR output capacitor, keep the output capacitor close to the device, and use a shielded inductor. Additionally, consider adding a filter capacitor at the output.
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A low-ESR ceramic capacitor (e.g., X5R or X7R) with a value of 10-22uF is recommended for the input capacitor. This helps to filter out input voltage noise and ripple.
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To ensure reliable start-up and shutdown, use a soft-start circuit or a voltage supervisor to control the enable pin. This helps to prevent unwanted start-up and shutdown due to input voltage fluctuations.
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The maximum ambient temperature for reliable operation is 85°C. However, the device can operate up to 125°C with derating. It's essential to consider the thermal design and heat sinking to ensure reliable operation.