Part Details for L7920CV by STMicroelectronics
Results Overview of L7920CV by STMicroelectronics
- Distributor Offerings: (1 listing)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (0 options)
- CAD Models: (Request Part)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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L7920CV Information
L7920CV by STMicroelectronics is a Linear Regulator IC.
Linear Regulator ICs 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.
Price & Stock for L7920CV
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
L7920CV-ND
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DigiKey | IC REG LINEAR -20V 1.5A TO220 Min Qty: 3000 Container: Tube |
0 Tube |
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$0.3267 | Buy Now |
US Tariff Estimator: L7920CV by STMicroelectronics
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.
L7920CV Part Data Attributes
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L7920CV
STMicroelectronics
Buy Now
Datasheet
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Compare Parts:
L7920CV
STMicroelectronics
Fixed Negative Standard Regulator, 20V, BIPolar
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| Part Life Cycle Code | Obsolete | |
| Part Package Code | SFM | |
| Package Description | Lead Free, To-220, 3 Pin | |
| Pin Count | 3 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.60 | |
| Adjustability | Fixed | |
| Dropout Voltage1-Nom | 1.1 V | |
| Input Voltage Absolute-Max | 40 V | |
| Input Voltage-Max | 35 V | |
| Input Voltage-Min | 23 V | |
| JESD-30 Code | R-XSFM-T3 | |
| JESD-609 Code | e0 | |
| Line Regulation-Max | 0.4% | |
| Load Regulation-Max | 0.4% | |
| Number of Functions | 1 | |
| Number of Outputs | 1 | |
| Number of Terminals | 3 | |
| Operating Temperature TJ-Max | 125 °C | |
| Operating Temperature TJ-Min | ||
| Output Current1-Max | 1.5 A | |
| Output Voltage1-Max | 21 V | |
| Output Voltage1-Min | 19 V | |
| Output Voltage1-Nom | 20 V | |
| Package Body Material | Unspecified | |
| Package Code | TO-220 | |
| Package Equivalence Code | SIP3,.1TB | |
| Package Shape | Rectangular | |
| Package Style | Flange Mount | |
| Qualification Status | Not Qualified | |
| Regulator Type | Fixed Negative Single Output Standard Regulator | |
| Surface Mount | No | |
| Technology | Bipolar | |
| Terminal Finish | Tin/Lead (Sn/Pb) | |
| Terminal Form | Through-Hole | |
| Terminal Pitch | 2.54 Mm | |
| Terminal Position | Single | |
| Voltage Tolerance-Max | 5% |
L7920CV Frequently Asked Questions (FAQ)
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STMicroelectronics provides a recommended PCB layout in the application note AN4553, which includes guidelines for component placement, thermal management, and routing to minimize noise and electromagnetic interference.
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The selection of input and output capacitors depends on the specific application requirements, such as output voltage, current, and ripple. STMicroelectronics recommends using low-ESR capacitors with a minimum capacitance of 10uF for the input and 22uF for the output. The datasheet provides more detailed guidelines for capacitor selection.
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The L7920CV is rated for operation from -40°C to 150°C, but the maximum ambient temperature range depends on the specific application and the thermal management system used. Engineers should consult the datasheet and application notes for more information on thermal management and derating.
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The L7920CV has a built-in overcurrent protection feature that can be enabled by connecting a resistor between the OCP pin and the GND pin. The value of the resistor determines the overcurrent threshold. Engineers should consult the datasheet and application notes for more information on implementing overcurrent protection.
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The recommended startup sequence for the L7920CV is to first apply the input voltage, then the enable signal, and finally the output voltage. This sequence helps to prevent damage to the device and ensures proper operation.