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LMS1587CSX-1.5
+NomenclatureIC REG LIN 1.5V 3A DDPAK/TO263-3
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FabricantTexas Instruments
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Pièce fabricant #LMS1587CSX-1.5
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Package DDPAK-4
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En stock5698
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Obsolete |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 13V |
| Voltage - Output (Min/Fixed) | 1.5V |
| Voltage Dropout (Max) | 1.3V @ 3A |
| Current - Output | 3A |
| Current - Quiescent (Iq) | 7 mA |
| Current - Supply (Max) | 13 mA |
| PSRR | 60 ~ 72 dB (120Hz) |
| Protection Features | Over Current, Over Temperature |
| Operating Temperature | 0°C ~ 125°C |
| Mounting Type | Surface Mount |
Présentation
Description
Equivalent
1. LM317: Adjustable voltage regulator that can be configured to output 1.5V.
2. LT1086CT-1.5: A fixed 1.5V LDO regulator.
3. MIC29302WT: Offers fixed and adjustable outputs.
4. AMS1117-1.5: A 1.5V fixed LDO regulator.
5. NCP1117DT15: A fixed 1.5V output LDO.
Ensure compatibility by checking the electrical characteristics such as output current, voltage, and package type.
Features
1. Output Current: It supports a maximum output current of 1.5A.
2. Low Dropout Voltage: Exhibits a low dropout voltage, which is crucial for efficient power management, typically around 1.2V at full load.
3. Output Voltage: Provides a fixed output voltage, often at 1.8V, 2.5V, 2.85V, or 3.3V variants.
4. Thermal Protection: It includes thermal shutdown protection to prevent overheating.
5. Short-Circuit Protection: Equipped with current limiting to protect against short circuits.
6. Operating Temperature Range: Functions effectively over a wide temperature range, typically from -40°C to +125°C.
7. Surface-Mount Package: Available in TO-263 and similar surface-mount packages for ease of use in compact designs.
8. Applications: Ideal for powering microprocessors, microcontrollers, and other digital circuits requiring stable voltage.
These features make the LMS1587CSX-1.5 suitable for applications demanding reliable and stable voltage regulation in compact electronic devices.
Pinout
1. Pin 1 (ADJ/GND): This pin is used for ground (GND) in fixed voltage versions and adjustment (ADJ) in adjustable versions. For the LMS1587CSX-1.5, which is a fixed output version, this pin is connected to ground.
2. Pin 2 (OUTPUT): The output pin provides the regulated output voltage. For this specific model, it outputs a fixed 1.5 volts.
3. Pin 3 (INPUT): The input pin is where the unregulated input voltage is supplied. The input voltage must be higher than the desired output voltage by a certain headroom to ensure proper regulation.
This LDO is designed for applications requiring moderate current and precise voltage regulation, providing a stable output with minimal dropout voltage. The fixed 1.5V output makes it suitable for supplying power to digital circuits, microcontrollers, and other devices that operate at this voltage level.