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L4938NPD
Fixed Regulator
L4938NPD
Fixed Regulator
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Manufacturer Part # : L4938NPD
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Package/Case: SOP-20
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Brand: STMicroelectronics
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Product Categories : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
Quality Assurance
Quality Assurance
All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.
Certification
We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.
About Payment
We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.
If you have a specific payment method in mind or would like to inquire about rates and other details, please feel free to contact us.
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
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L4938NPD DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
Operating within a wide input voltage range of 4.5V to 42V, the L4938NPD is adaptable to different power sources, enhancing its versatility. Furthermore, the regulator incorporates overcurrent and overtemperature protection features, guaranteeing safe operation in various conditions. Its compact TO-252 package design facilitates easy mounting, making it ideal for space-constrained applications
Key Features
- Low-dropout voltage regulators
- Adjustable output voltage
- Short circuit protection
- Thermal shutdown
- Output current up to 2A
- Low quiescent current
- High power supply rejection ratio
- Integrated reverse polarity protection
- Adjustable current limit
Application
- Automotive applications such as voltage regulators in car electronics
- Industrial applications such as power supplies and motor control systems
- Consumer electronics such as LED drivers and battery chargers
- Telecommunications equipment for voltage regulation and power management
- Medical devices for controlling power supply voltages
- Home appliances for regulating power to various components
- Robotics for controlling motors and power distribution
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Rohs Code | Yes | Part Life Cycle Code | Obsolete |
| Part Package Code | SOIC | Pin Count ! | 20 |
| Reach Compliance Code | compliant | ECCN Code | EAR99 |
| HTS Code ! | 8542.39.00.01 | Adjustability | FIXED/ADJUSTABLE |
| Dropout Voltage1-Nom | 0.6 V | Input Voltage Absolute-Max | 28 V |
| JESD-30 Code | R-PDSO-G20 | Length | 15.9 mm |
| Line Regulation-Max | 0.02% | Load Regulation-Max | 0.05% |
| Number of Functions | 1 | Number of Outputs | 2 |
| Number of Terminals | 20 | Operating Temperature TJ-Max | 125 °C |
| Operating Temperature TJ-Min | -40 °C | Output Current1-Max | 0.5 A |
| Output Voltage1-Nom | 5 V | Output Voltage2-Max | 20 V |
| Output Voltage2-Min | 5 V | Package Body Material | PLASTIC/EPOXY |
| Package Code | HSOP | Package Equivalence Code | SOP20,.56 |
| Package Shape | RECTANGULAR | Package Style | SMALL OUTLINE |
| Qualification Status ! | Not Qualified | Regulator Type | FIXED/ADJUSTABLE POSITIVE MULTIPLE OUTPUT LDO REGULATOR |
| Seated Height-Max | 3.6 mm | Surface Mount ! | YES |
| Technology | BIPOLAR | Terminal Form ! | GULL WING |
| Terminal Pitch ! | 1.27 mm | Terminal Position | DUAL |
| Voltage Tolerance-Max | 2% | Width | 11 mm |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is L4938NPD?
The L4938NPD is a monolithic power stage IC designed by STMicroelectronics. It is specifically designed for automotive applications, such as electronic power steering, where high voltage and current capabilities are required in a compact form factor.
How Does L4938NPD Work?
The L4938NPD operates as a power stage IC by amplifying and regulating the power supplied to automotive systems. It can handle high voltages and currents efficiently, providing the necessary power for various automotive applications. The IC includes protection features to ensure safe operation in automotive environments.
How Many Pins does L4938NPD have and What are the Functions of the Pinout Configuration?
The L4938NPD is housed in a multiwatt 15-lead package. The pinout configuration includes:
- VOUT: Output voltage pin.
- VIN: Input voltage pin.
- INHIBIT: Inhibit control pin.
- COMP: Compensation pin.
- SENSE-: Negative sense pin.
- SENSE+: Positive sense pin.
- Multiple Ground and Power pins.
What are the Pros and Cons of L4938NPD?
Pros:
- High Voltage and Current Capabilities: Suitable for automotive systems requiring high power.
- Compact Form Factor: Space-efficient design for automotive applications.
- Protection Features: Includes protection mechanisms for safe operation.
- Robust Construction: Built to withstand automotive environment conditions.
Cons:
- Application Specific: Targeted specifically for automotive power applications.
- Complexity: May require expertise in automotive electronics for integration and troubleshooting.
Are There Any Equivalents/Alternatives to L4938NPD for Recommendation?
- The L9938 from STMicroelectronics is a similar power stage IC for automotive applications.
- Alternatives to the L4938NPD include the TLE6209R from Infineon and the MC33033 from ON Semiconductor.
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