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LM109K
LM109K Integrated Circuit Bare Die by National SemiconductorLM109K
LM109K Integrated Circuit Bare Die by National Semiconductor
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Manufacturer Part # : LM109K
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Package/Case: TO-3
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Brand: Texas Instruments
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Product Categories : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
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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
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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.
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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]
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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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LM109K 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
Whether you need to power a simple electronic device or a more complex circuit, the LM109K offers the performance and protection features necessary to ensure a stable and safe power supply. Its compact size and robust construction make it an ideal choice for various applications, from hobbyist projects to commercial electronic systems. With the LM109K, you can trust that your power supply needs are being met with a high-quality and dependable voltage regulator IC
Key Features
- This is the feature of product LM109Q,'Voltage Regulator IC manufactured by Texas Instruments'
- The LM109Q has a maximum input voltage of 40V, adjustable output voltage from 1.2V to 37V
- and a 1.5A output current capability with thermal shutdown and short-circuit protection
Application
- Experience the LM109K difference
- LM109K: perfect for audio amplifiers
- Get precise voltage regulation with LM109K
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Product Category ! | Linear Voltage Regulators | RoHS | N |
| REACH | Details | Mounting Style | Through Hole |
| Package / Case | TO-3 | Number of Outputs | 1 Output |
| Polarity | Positive | Output Voltage | 5 V |
| Output Current ! | 1 A | Output Type | Fixed |
| Input Voltage, Min | 7.1 V | Input Voltage, Max | 35 V |
| Minimum Operating Temperature | - 55 C | Maximum Operating Temperature ! | + 150 C |
| Load Regulation ! | 15 mV | Line Regulation ! | 4 mV |
| Quiescent Current ! | 10 mA | Series | LM109 |
| Brand | Texas Instruments | Product Type ! | Linear Voltage Regulators |
| PSRR / Ripple Rejection - Typ | 50 dB | Factory Pack Quantity | 50 |
| Subcategory | PMIC - Power Management ICs | Unit Weight | 0.225789 oz |
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 LM109K?
The LM109K is a precision voltage regulator IC developed by Texas Instruments. It is designed to provide a stable output voltage for electronic circuits, making it suitable for applications where precise voltage regulation is required, such as power supplies, instrumentation, and data acquisition systems.
How Does LM109K Work?
The LM109K operates as a linear voltage regulator, maintaining a constant output voltage despite fluctuations in input voltage or load changes. It uses internal circuitry to compare the output voltage to a reference voltage and adjusts the output accordingly to maintain regulation. The IC is capable of delivering high accuracy and low ripple voltage for sensitive circuits.
How Many Pins does LM109K have and What are the Functions of the Pinout Configuration?
The LM109K comes in a metal can TO-5 package with 3 pins. The pinout configuration includes:
- Input: The input pin through which the unregulated voltage is supplied.
- Output: The output pin providing the regulated voltage.
- Common: The common or ground pin for the regulator.
What are the Pros and Cons of LM109K?
Pros:
- Precision Regulation: Offers precise and stable output voltage regulation.
- Low Ripple: Provides low output voltage ripple for clean power supply.
- Reliability: Known for its long-term reliability and robust performance.
- Simple Design: Easy to use with minimal external components required for operation.
- Wide Operating Temperature: Suitable for a wide range of operating temperatures.
Cons:
- Heat Dissipation: May require a heat sink for high power applications to prevent overheating.
- Current Limitation: Has a maximum current limitation which needs to be considered for high-current applications.
- Fixed Output Voltage: The output voltage is fixed and not adjustable.
Are There Any Equivalents/Alternatives to LM109K for Recommendation?
- An equivalent alternative to the LM109K is the LM317 from Texas Instruments, which is an adjustable linear voltage regulator.
- Alternatives to the LM109K include the LM723 from Texas Instruments and the LT1083 from Linear Technology.
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