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ST L4938ED
L4938ED: Voltage Regulator with Bipolar Output Capability, 5V to 27V Range
Brands: Stmicroelectronics
Mfr.Part #: L4938ED
Datasheet: L4938ED Datasheet (PDF)
Package/Case: SOIC-20
Product Type: Power Management ICs
RoHS Status:
Stock Condition: 2787 pcs, New Original
Warranty: 1 Year Ovaga Warranty - Find Out More
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The L4938ED is a voltage regulator IC that is designed for use in automotive applications. It has a wide input voltage range of 4.5V to 38V, making it suitable for use in a variety of automotive systems. It is capable of providing a fixed output voltage of 5V with a maximum output current of 150mA. This IC has built-in protection features such as thermal shutdown, output short-circuit protection, and reverse polarity protection, which help to ensure the safety and reliability of the system it is used in. It also has a low quiescent current of 50μA, making it suitable for use in battery-powered applications where power efficiency is important.The L4938ED comes in a small, surface-mount package, making it easy to integrate into existing electronic systems. It operates over a wide temperature range of -40°C to 150°C, making it suitable for use in harsh automotive environments.
Features
- Step-down PWM DC-DC Converter
- 100% Duty Cycle Operation
- Internal 460mΩ Power MOSFET
- Adjustable Output Voltage
- 1.2MHz Fixed Frequency Operation
- Soft-Start and Overcurrent Protection
Application
- Automotive applications
- Industrial applications
- Consumer electronics
- Power management systems
- Telecommunications equipment
Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Product Category | LDO Voltage Regulators | RoHS | Details |
| Mounting Style | SMD/SMT | Package / Case | SOIC-20 |
| Output Voltage | 5 V | Output Current | 5 mA |
| Number of Outputs | 2 Output | Polarity | Positive |
| Input Voltage, Min | 6 V | Input Voltage, Max | 20 V |
| Output Type | Fixed | Minimum Operating Temperature | - 40 C |
| Maximum Operating Temperature | + 150 C | Series | L4938 |
| Brand | STMicroelectronics | Height | 2.35 mm |
| Length | 13 mm | Line Regulation | 20 mV |
| Load Regulation | 50 mV | Moisture Sensitive | Yes |
| Pd - Power Dissipation | 875 mW | Product Type | LDO Voltage Regulators |
| Factory Pack Quantity | 40 | Subcategory | PMIC - Power Management ICs |
| Width | 7.6 mm |
Shipping
| Shipping Type | Ship Fee | Lead Time | |
|---|---|---|---|
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DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
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Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
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UPS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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TNT | $20.00-$40.00 (0.50 KG) | 2-5 days |
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EMS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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REGISTERED AIR MAIL | $20.00-$40.00 (0.50 KG) | 2-5 days |
Processing Time：Shipping fee depend on different zone and country.
Payment
| Terms of payment | Hand Fee | |
|---|---|---|
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Wire Transfer | charge US$30.00 banking fee. |
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Paypal | charge 4.0% service fee. |
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Credit Card | charge 3.5% service fee. |
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Western Union | charge US.00 banking fee. |
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Money Gram | charge US$0.00 banking fee. |
Guarantees
1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.
2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.
Packing
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Step2 :Vacuum packaging
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Step3 :Anti-static bag
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Step4 :Individual packaging
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Step6 :bar-code shipping tag
All the products will packing in anti-staticbag. Ship with ESD antistatic protection.
Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.
We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.
After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.
We provide high quality products, thoughtful service and after sale guarantee
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We have rich products, can meet your various needs.
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Minimum order quantity starts from 1pcs.
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Lowest international shipping fee starts from $0.00
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365 days quality guarantee for all products
