Images are for reference only See Product Specifications
Orders Over
$5000TI LM2991S
With a 6-pin configuration, LM2991S provides stable and reliable power supply
Brands: Texas Instruments
Mfr.Part #: LM2991S
Datasheet: LM2991S Datasheet (PDF)
Package/Case: TO-263 (KTT)-5
Product Type: Voltage Regulators , Linear, Low Drop Out Regulators
RoHS Status:
Stock Condition: 9,797 pcs, New Original
Warranty: 1 Year Ovaga Warranty - Find Out More
0
1
LM2991S General Description
From powering IoT devices to supporting electronic prototypes, the LM2991S delivers consistent and regulated voltage output, making it an essential component for engineers and hobbyists alike. Its compact size and ease of integration further contribute to its appeal, allowing for seamless inclusion in a wide array of projects and applications. Whether you choose the fixed output LM2991S or the adjustable LM2991S-ADJ, you can trust in the dependable performance and versatility of these voltage regulators
Features
- Ultra-High Efficiency with Low Heat Generation
- Flexible Load Regulation and Adjustable Outputs
- Integrated Overcurrent Protection and Short Circuit Detection
- Sophisticated Thermal Management System
- Robust Insulation for High Voltage Isolation
- Compliance to Major Safety Standards Including UL, CE, and IEC
Application
- High efficiency in LM2991S applications
- LM2991S quiescent current is low
- LM2991S- perfect for power systems
Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Output options | Adjustable Output | Iout (max) (A) | 1 |
| Vin (max) (V) | 0.3 | Vin (min) (V) | -26 |
| Vout (max) (V) | -3 | Vout (min) (V) | -24 |
| Noise (µVrms) | 200 | Iq (typ) (mA) | 0.7 |
| Thermal resistance θJA (°C/W) | 28 | Rating | Catalog |
| Load capacitance (min) (µF) | 1 | Regulated outputs (#) | 1 |
| Features | Enable | Accuracy (%) | 5 |
| PSRR at 100 KHz (dB) | 22 | Dropout voltage (Vdo) (typ) (mV) | 600 |
| Operating temperature range (°C) | -40 to 125 |
Shipping
| Shipping Type | Ship Fee | Lead Time | |
|---|---|---|---|
 |
DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
UPS | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
TNT | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
EMS | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
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 | |
|---|---|---|
 |
Wire Transfer | charge US$30.00 banking fee. |
 |
Paypal | charge 4.0% service fee. |
 |
Credit Card | charge 3.5% service fee. |
 |
Western Union | charge US.00 banking fee. |
 |
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
-
![Product]( "Product")
Step1 :Product
-
![Vacuum packaging]( "Vacuum packaging")
Step2 :Vacuum packaging
-
![Anti-static bag]( "Anti-static bag")
Step3 :Anti-static bag
-
![Individual packaging]( "Individual packaging")
Step4 :Individual packaging
-
![Packaging boxes]( "Packaging boxes")
Step5 :Packaging boxes
-
![bar-code shipping tag]( "bar-code shipping tag")
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.
Part points
-
The LM2991S is a voltage regulator chip that provides a stable output voltage of 5V with a maximum output current of 0.1A. It is designed for applications requiring a precise and reliable power source, such as in digital cameras, portable electronics, and industrial control systems.
-
Equivalent
Some equivalent products of the LM2991S chip include the LM2991, LT1121, and the LM7805. These chips are all voltage regulators that provide a fixed output voltage for various applications. -
Features
The LM2991S is a low dropout voltage regulator with a dropout voltage of 0.6V at a 1A load current. It has a wide input voltage range of 5V to 60V, thermal shutdown protection, and short circuit protection. It is available in a TO-263 package. -
Pinout
LM2991S is a 16-pin switch-mode regulator IC. Pin functions are: 1. Vin: Input voltage 2. Vs: Switching frequency oscillator 3. Gnd: Ground 4. Vc: Control voltage 5. Inhibit: Shutdown control 6-8. NC: No connection 9. FB: Feedback voltage 10. NC: No connection 11. NC: No connection 12. NC: No connection 13. NC: No connection 14. NC: No connection 15. NC: No connection 16. Vout: Output voltage -
Manufacturer
National Semiconductor Corporation is the manufacturer of LM2991S. It was an American semiconductor manufacturer that specialized in analog devices and subsystems. It was acquired by Texas Instruments in 2011. -
Application Field
LM2991S can be used in a wide range of applications including battery charging systems, voltage regulators, power management systems, and precision voltage references. It is suitable for use in automotive, industrial, and consumer electronic products where stable and regulated power supply is required. -
Package
The LM2991S chip comes in a 5-pin TO-263 (D2PAK) package. It is a surface mount form with a maximum height of 3.56mm and a width of 10.18mm.
We provide high quality products, thoughtful service and after sale guarantee
-
![Product]( "Product")
We have rich products, can meet your various needs.
-
![quantity]( "quantity")
Minimum order quantity starts from 1pcs.
-
![shipping]( "shipping")
Lowest international shipping fee starts from $0.00
-
![guarantee]( "guarantee")
365 days quality guarantee for all products
