TI LM317KCS
TO-220 package with 40V maximum input voltage





Brands: Texas Instruments
Mfr.Part #: LM317KCS
Datasheet: LM317KCS Datasheet (PDF)
Package/Case: TO-220 (KCS)-3
RoHS Status:
Stock Condition: 10,892 pcs, New Original
Product Type: Voltage Regulators , Linear, Low Drop Out Regulators
Warranty: 1 Year Ovaga Warranty - Find Out More
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*All prices are in USD
Qty | Unit Price | Ext Price |
---|---|---|
1 | $0.917 | $0.917 |
10 | $0.762 | $7.620 |
30 | $0.684 | $20.520 |
100 | $0.607 | $60.700 |
500 | $0.560 | $280.000 |
1000 | $0.537 | $537.000 |
In Stock 10,892 PCS
LM317KCS General Description
Additionally, the LM317KCS operates over a wide temperature range, from -40°C to 125°C, making it suitable for use in extreme conditions where temperature fluctuations are common. This makes it a versatile option for applications such as power supplies, industrial equipment, and consumer electronics, where consistent and reliable performance is essential

Features
- Key features of LM317KCS:
- TO-220 package for easy mounting
- Dropout voltage as low as 2.5V
- Maximum output current up to 1.5A
- High reliability and durability.

Application
- Current limiting application
- Temperature regulation in circuits
- Amplifier power supply

Specifications
Parameter | Value | Parameter | Value |
---|---|---|---|
Output options | Adjustable Output | Maximum Continuous Drain Current (A) | 1.5 |
Vin (max) (V) | 40 | Vin (min) (V) | 3 |
Vout (max) (V) | 37 | Vout (min) (V) | 1.25 |
Noise (µVrms) | 38 | Iq (typ) (mA) | 5 |
Thermal resistance θJA (°C/W) | 24 | Rating | Catalog |
Load capacitance (min) (µF) | 0 | Regulated outputs (#) | 1 |
Accuracy (%) | 5 | PSRR at 100 KHz (dB) | 38 |
Dropout voltage (Vdo) (typ) (mV) | 2000 |
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 4.5% 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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Step1 :Product Inventory
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Step2 :Pressure Relief Packaging
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Step3 :Anti Static Packaging
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Step4 :Protective Packaging
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Step5 :Sealed Packaging
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Step6 :Preparation for shipment
We will inspect and count all goods before shipping to ensure that all products are intact and in accurate quantity, and will fully package them to ensure that they will not be damaged during transportation.
Q: How can I order the LM317KCS?
A: To place an order for the LM317KCS, select the "Add to Cart" button associated with the product listing on our website. Once selected, you can finalize your purchase by proceeding to the checkout page, where you can enter your payment and shipping information.
Q: What is the warranty period for the LM317KCS?
A: We offer a 1-year warranty on the LM317KCS. This warranty covers any defects in materials and artistry under normal use. During the warranty period, if the product is found to be defective, it will be repaired or replaced at no charge. For further details, please refer to our warranty policy.
Q: How does Ovaga ensure the authenticity of LM317KCS from Texas Instruments?
A: Ovaga has a dedicated business development team that rigorously tests and verifies the credentials of original Texas Instruments manufacturers and authorized agents. All Texas Instruments suppliers must pass a qualification review before they can list their LM317KCS products on our platform. We emphasize sourcing from reliable channels and maintaining high product quality standards, ensuring you can make your purchase with confidence.
Q: How can I find detailed information about the LM317KCS chips, such as application notes, factory information, and images?
A: You can utilize Ovaga's intelligent search engine, filter by the Ethernet PHY Products category, or visit the Texas Instruments information page to find comprehensive details about the LM317KCS.
Q: Are the price and stock information for LM317KCS on Ovaga's platform accurate?
A: Inventory levels for Texas Instruments products can fluctuate and may not be updated in real time. The information is refreshed periodically within 24 hours. To confirm stock availability and final pricing, you must confirm your order with an Ovaga salesperson or customer service representative before proceeding with payment.
Q: Can I place orders offline with Ovaga?
A: Yes, offline orders are accepted. You can navigate to the "My Orders" section and enter transaction management to place your order. Reviewing the "Order Details" and proceeding to place the order is straightforward. Additionally, you may benefit from coupons or selected gifts when ordering online.
Q: What payment methods are accepted by Ovaga?
A: Ovaga accepts various payment methods, including Wire Transfer, PayPal, Credit Cards, Western Union, and Money Gram.
Q: How is shipping arranged, and how can I track my package?
A: Customers can choose from industry-leading freight companies such as DHL, FedEx, UPS, TNT, EMS, and Registered Air Mail. Once your order is processed for shipment, you will receive an email with the shipping status and tracking number. Note that tracking information may take up to 24 hours to be displayed by carriers. Typically, express delivery takes 2-5 days.
Q: What is the return or replacement process for LM317KCS?
A: Ovaga conducts Pre-Shipment Inspections (PSI) on all orders to ensure quality before shipment. Suppose there are issues such as quantity discrepancies, incorrect items, or visible defects (e.g., breakage or rust), and they are acknowledged by us. In that case, returns or replacements will be accepted under the following conditions:
- ●The defect must be reported within 365 days after delivery.
- ●The product must be unused and in its original, unopened packaging.
- ●Requesting Return Authorizations must be obtained.
For the return process:
- ●Please inform us within 365 days of receiving the product.
- ●Obtain Return Authorization from our team.
- ●Please refer to our After-Sale Matters for more detailed instructions.
Q: How can I contact Ovaga for support, including obtaining datasheets or pin diagrams for the LM317KCS?
A: For any after-sales support or technical inquiries, including requests for datasheets or pin diagrams, please get in touch with us via email at [email protected].
Q: What can you tell me about Ovaga's quality assurance practices?
A: Ovaga is committed to maintaining the highest standards of quality. We are certified under ISO14001, ISO 9001, IATF16949, ISO13485, and DUNS standards by the Quality Systems Registrar. This certification signifies that our operational systems meet stringent international standards in quality management. Our compliance is regularly reviewed and tested to ensure ongoing adherence to these standards, affirming our commitment to quality and continuous improvement.
Q: What do the ISO, IATF, and DUNS certifications mean for customers of Ovaga?
A: Our ISO, IATF, and DUNS certifications assure customers that Ovaga operates systems that are both accurate and comprehensive, meeting the rigorous requirements of the ISO, IATF, and DUNS standards. This certification underscores our long-term commitment to continuous improvement across our operations. As a note to our customers, while we strive for accuracy in product data on our website, we recommend referring to the manufacturer's datasheet or catalog for confirmed product specifications before placing an order. If you identify any discrepancies, please get in touch with us immediately.
Part points
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The LM317KCS is a voltage regulator chip that can output a fixed or adjustable voltage up to 1.2V to 37V with a maximum current of 1.5A. It is commonly used in various electronic circuits to provide a stable and reliable power supply.
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Equivalent
The LM317KCS chip is equivalent to the LM317T, LM317BT, LM317A, LM150, and LM350 regulators produced by various manufacturers. -
Features
The LM317KCS is a voltage regulator with a 1.2V to 37V adjustable output voltage range, 1.5A maximum output current, and thermal overload protection. It also has a wide input voltage range of 4V to 37V and a ripple rejection of 77dB. -
Pinout
LM317KCS is a 3-pin adjustable voltage regulator with a maximum output current of 1.5A. Pin 1 is the adjustment pin, pin 2 is the output pin, and pin 3 is the input pin. It can be used in various applications such as providing a constant voltage source or as a current limiter. -
Manufacturer
The LM317KCS is manufactured by Texas Instruments Incorporated, an American semiconductor company that designs and manufactures integrated circuits and other electronic components. Texas Instruments is a leading global supplier of analog and embedded processing semiconductors for a wide variety of applications, including industrial, automotive, and personal electronics. -
Application Field
LM317KCS can be used in various applications such as voltage regulation, battery charging, power supply design, and in audio amplifier circuits. It is commonly used in hobbyist projects, electronic prototyping, and in educational settings for teaching the principles of voltage regulation and circuits design. -
Package
The LM317KCS is a TO-220-3 package type voltage regulator chip with a form factor of a single in-line device. It measures approximately 10.67mm in length, 4.57mm in width, and has a height of 9.40mm.
Assembly Advice
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