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LD2980CM33TR
+BOMIC REG LINEAR 3.3V 50MA SOT23-5
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ManufacturerSTMicroelectronics
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Mfr. Part #LD2980CM33TR
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Datasheet LD2980CM33TR DataSheet
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In Stock8575
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Specifications
| Attribute | Value |
| PartStatus | Active |
| BaseProductNumber | LD2980 |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 16V |
| Voltage-Output(Min/Fixed) | 3.3V |
| VoltageDropout(Max) | 0.225V @ 50mA |
| Current-Output | 50mA |
| Current-Quiescent(Iq) | 150 µA |
| Current-Supply(Max) | 1.2 mA |
| PSRR | 63dB (1kHz) |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package | SC-74A, SOT-753 |
| SupplierDevicePackage | SOT-23-5 |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
Overview
Description
Key features of the LD2980CM33TR include:
- Output Voltage: Fixed at 3.3V, suitable for powering 3.3V logic circuits.
- Dropout Voltage: Low dropout, allowing it to operate efficiently with minimal input voltage above the output voltage.
- Current Capability: Provides a maximum output current, typically up to 50mA-150mA, depending on the specific variant.
- Low Quiescent Current: Efficient in battery-powered applications due to its low power consumption when idle.
- Protection Features: Includes thermal shutdown and current limit protection to prevent damage in overcurrent or overheating conditions.
- Package: Available in SOT-223 package, suitable for surface-mount technology (SMT).
Overall, the LD2980CM33TR is well-suited for applications requiring efficient power regulation in a compact form factor.
Equivalent
1. MIC5205-3.3YM by Microchip Technology
2. LP2985AIM5-3.3 by Texas Instruments
3. NCP1117ST33T3G by ON Semiconductor
4. AMS1117-3.3 by Advanced Monolithic Systems
These alternatives offer similar voltage regulation and performance characteristics. Always check datasheets to ensure compatibility with specific application requirements.
Features
1. Output Voltage: 3.3V fixed output.
2. Input Voltage Range: Typically between 2.5V and 16V.
3. Output Current: Capable of delivering up to 50 mA.
4. Low Dropout Voltage: Ensures efficient regulation with minimal voltage difference between input and output.
5. Quiescent Current: Low quiescent current enhances battery life in portable applications.
6. Ripple Rejection: Good ripple rejection for stable output under varying input conditions.
7. Thermal Protection: Built-in thermal shutdown to prevent overheating.
8. Short-circuit Protection: Safeguards against excessive current draw.
9. Package: Available in compact packages for space-constrained applications.
10. Stability: Designed for stability with low ESR capacitors.
This voltage regulator is ideal for applications requiring efficient power management in compact spaces, such as portable electronics and battery-powered devices.
Pinout
1. Input (Vin): This is the pin where the input voltage is supplied to the regulator.
2. Ground (GND): This pin is connected to the ground or zero voltage reference point.
3. Output (Vout): The regulated output voltage is provided at this pin, which is 3.3V for this specific model.
4. Shutdown (SHDN): This pin can be used to disable the regulator, turning off the output.
5. Bypass (BYP): This pin is used to connect an external capacitor for noise reduction and improved transient response.
These regulators are typically used in applications requiring stable and precise voltage regulation with low dropout voltage, such as battery-powered devices, portable electronics, and other low-voltage applications. Always refer to the specific datasheet for precise pin configuration and any additional details.