Part Details for LM21212MHX-2/NOPB by Texas Instruments
Results Overview of LM21212MHX-2/NOPB by Texas Instruments
- Distributor Offerings: (3 listings)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (9 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.
LM21212MHX-2/NOPB Information
LM21212MHX-2/NOPB 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 |
|---|---|---|---|
| DS96174CN/NOPB | Rochester Electronics LLC | DS96174 - Line Driver, 4 Func, 4 Driver, BIPolar, PDIP16 | |
| LM611IM/NOPB | Rochester Electronics LLC | LM611IM - Operational Amplifier, 7000uV Offset-Max, BIPolar |
Price & Stock for LM21212MHX-2/NOPB
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
296-37121-1-ND
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DigiKey | IC REG BUCK ADJ 12A 20HTSSOP Min Qty: 1 Lead time: 12 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) |
4284 In Stock |
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$3.1773 / $5.6600 | Buy Now |
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DISTI #
926-LM21212MHX2NOPB
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Mouser Electronics | Switching Voltage Regulators 2.95-5.5V 12A Volt age Mode Synchronous A 926-LM21212MHE2NOPB RoHS: Compliant | 5205 |
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$3.2500 / $5.6600 | Buy Now |
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Win Source Electronics | 12A High Efficiency Synchronous Buck Regulator with Adjustable Switching Frequency | 2220 |
|
$3.8626 / $5.7939 | Buy Now |
Part Details for LM21212MHX-2/NOPB
LM21212MHX-2/NOPB CAD Models
LM21212MHX-2/NOPB Part Data Attributes
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LM21212MHX-2/NOPB
Texas Instruments
Buy Now
Datasheet
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Compare Parts:
LM21212MHX-2/NOPB
Texas Instruments
2.95-5.5V, 12A, Voltage Mode Synchronous Buck Regulator with Adjustable Frequency 20-HTSSOP -40 to 125
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Additional Feature | ADJUSTABLE MODE FROM 0.6 TO 5.5 VOLT | |
| Analog IC - Other Type | SWITCHING REGULATOR | |
| Control Mode | VOLTAGE-MODE | |
| Control Technique | PULSE WIDTH MODULATION | |
| Input Voltage-Max | 5.5 V | |
| Input Voltage-Min | 2.95 V | |
| Input Voltage-Nom | 5 V | |
| JESD-30 Code | R-PDSO-G20 | |
| JESD-609 Code | e4 | |
| Length | 6.5 mm | |
| Moisture Sensitivity Level | 1 | |
| Number of Functions | 1 | |
| Number of Outputs | 1 | |
| Number of Terminals | 20 | |
| Operating Temperature-Max | 125 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Current-Max | 12 A | |
| Output Voltage-Max | 5.5 V | |
| Output Voltage-Min | 0.6 V | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | HTSSOP | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH | |
| Peak Reflow Temperature (Cel) | 260 | |
| Seated Height-Max | 1.1 mm | |
| Surface Mount | YES | |
| Switcher Configuration | BUCK | |
| Switching Frequency-Max | 1500 kHz | |
| Temperature Grade | AUTOMOTIVE | |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 0.65 mm | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 4.4 mm |
Alternate Parts for LM21212MHX-2/NOPB
This table gives cross-reference parts and alternative options found for LM21212MHX-2/NOPB. 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 LM21212MHX-2/NOPB, 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 |
|---|---|---|---|---|
| LM21212MHE-1/NOPB | Texas Instruments | $3.3052 | 2.95-5.5V, 12A, Voltage Mode Synchronous Buck Regulator with Frequency Synchronization 20-HTSSOP | LM21212MHX-2/NOPB vs LM21212MHE-1/NOPB |
| LM21212MH-2 | National Semiconductor Corporation | Check for Price | Switching Regulator, Voltage-mode, 19A, 1700kHz Switching Freq-Max, PDSO20 | LM21212MHX-2/NOPB vs LM21212MH-2 |
| LM21212MH-2 | Texas Instruments | Check for Price | IC 19 A SWITCHING REGULATOR, 1700 kHz SWITCHING FREQ-MAX, PDSO20, ETSSOP-20, Switching Regulator or Controller | LM21212MHX-2/NOPB vs LM21212MH-2 |
| LM21212MHE-2 | National Semiconductor Corporation | Check for Price | Switching Regulator, Voltage-mode, 19A, 1700kHz Switching Freq-Max, PDSO20 | LM21212MHX-2/NOPB vs LM21212MHE-2 |
| LM21212MH-1 | National Semiconductor Corporation | Check for Price | Switching Regulator, Voltage-mode, 19A, PDSO20 | LM21212MHX-2/NOPB vs LM21212MH-1 |
| LM21212MHE-1 | Texas Instruments | Check for Price | IC 19 A SWITCHING REGULATOR, PDSO20, ETSSOP-20, Switching Regulator or Controller | LM21212MHX-2/NOPB vs LM21212MHE-1 |
| LM21212MHX-1 | Texas Instruments | Check for Price | IC 19 A SWITCHING REGULATOR, PDSO20, ETSSOP-20, Switching Regulator or Controller | LM21212MHX-2/NOPB vs LM21212MHX-1 |
| LM21212MH-1 | Texas Instruments | Check for Price | IC 19 A SWITCHING REGULATOR, PDSO20, ETSSOP-20, Switching Regulator or Controller | LM21212MHX-2/NOPB vs LM21212MH-1 |
| LM21212MHE-2 | Texas Instruments | Check for Price | IC 19 A SWITCHING REGULATOR, 1700 kHz SWITCHING FREQ-MAX, PDSO20, ETSSOP-20, Switching Regulator or Controller | LM21212MHX-2/NOPB vs LM21212MHE-2 |
LM21212MHX-2/NOPB Frequently Asked Questions (FAQ)
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A good PCB layout for optimal thermal performance involves placing the device near a thermal pad or a heat sink, and ensuring good airflow around the device. The datasheet provides some guidelines, but a more detailed application note from TI provides additional recommendations.
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To ensure a stable and accurate output voltage, it's essential to follow the recommended capacitor selection and placement guidelines, and to ensure that the input voltage is within the recommended range. Additionally, the output voltage can be adjusted using the feedback resistors, and the device's internal voltage reference can be bypassed for improved accuracy.
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Exceeding the maximum junction temperature can lead to reduced device lifespan, increased thermal resistance, and potentially even device failure. It's essential to ensure that the device is operated within the recommended temperature range to maintain reliability and performance.
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To troubleshoot issues with the device, start by verifying that the input voltage and output voltage are within the recommended ranges, and that the PCB layout is correct. Check for any signs of overheating, and ensure that the device is properly decoupled. If issues persist, consult the datasheet and application notes for guidance, or contact TI support for further assistance.
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The LM21212MHX-2/NOPB is a commercial-grade device, but TI offers other versions of the device that are specifically designed for high-reliability or aerospace applications. These devices are built with more stringent quality and reliability standards, and are suitable for use in demanding environments.