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LM2596DSADJR4G
+NomenclatureIC REG MULT CONFG ADJ 3A D2PAK-5
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FabricantSemi - conducteurs
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Pièce fabricant #LM2596DSADJR4G
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Package D2PAK-5
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En stock7075
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| Function | Step-Up, Step-Down, Step-Up/Step-Down |
| Output Configuration | Positive or Negative |
| Topology | Buck, Boost, Buck-Boost |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 40V |
| Voltage - Output (Min/Fixed) | 1.23V |
| Voltage - Output (Max) | 37V |
| Current - Output | 3A |
| Frequency - Switching | 150kHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
Présentation
Description
Key features include a typical output current capability of 3A, high efficiency (up to 90%), and a wide input voltage range, typically from around 4.5V to 40V. This makes it versatile for various applications, including power supplies for electronic devices, battery chargers, and automotive circuits.
The package type often provides thermal management features to sustain performance under load. Additionally, built-in protection features such as overcurrent and thermal shutdown ensure reliability and safety in applications. The LM2596DSADJR4G is popular in DIY electronics and professional circuits due to its balance of performance, size, and cost-effectiveness.
Equivalent
1. LM2596T-ADJ - by Texas Instruments
2. L78S Series - by STMicroelectronics
3. MP1584EN - by Monolithic Power Systems
4. XL4015 - by XLSEMI
5. L5973D - by STMicroelectronics
These components have comparable specifications and can be used in similar applications, but always check the datasheet to confirm compatibility.
Features
1. Adjustable Output Voltage: It supports an adjustable output voltage range, typically from 1.23V to 37V, enabling versatility for various applications.
2. Output Current Capability: Capable of delivering up to 3A continuous output current, suitable for powering various devices and circuits.
3. High Efficiency: Designed for high efficiency, often reaching up to 90%, which reduces heat generation and improves performance.
4. Switching Frequency: Operates at a fixed switching frequency of 150 kHz, contributing to smaller external components and compact design.
5. Thermal Shutdown and Current Limiting: Integrated thermal shutdown and current limiting features ensure protection against overheating and overcurrent conditions.
6. Low Component Count: Requires a minimal number of external components, simplifying circuit design and reducing the overall footprint.
7. Package: Available in a TO-263 surface-mount package, facilitating easy integration into various circuit boards.
These features make the LM2596DSADJR4G suitable for a wide range of applications, including power supplies, battery chargers, and embedded systems.
Pinout
1. Vin: This is the input voltage pin where the supply voltage is connected. The LM2596 can handle input voltages ranging from 4.5V to 40V.
2. Output: This pin provides the regulated voltage output. The output voltage is adjustable, and the chip can deliver up to 3A of current.
3. Feedback (FB): The feedback pin is used to set the output voltage. By connecting a resistor divider from the output to this pin, the desired output voltage can be set.
4. Ground (GND): This pin is the ground reference for the device.
5. ON/OFF: This pin is used to enable or disable the regulator. A logic high on this pin will turn the regulator "OFF," and a logic low will turn it "ON."
This configuration allows the LM2596DSADJR4G to efficiently convert higher input voltages to a desired lower output voltage with minimal external components.