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LP2950ACZ-3.3
+NomenclatureIC REG LINEAR 3.3V 100MA TO92-3
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FabricantSemi - conducteurs
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Pièce fabricant #LP2950ACZ-3.3
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Package TO-226
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En stock2545
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Spécifications
| Attribut | Valeur |
| Package / Case | Bulk,Bulk |
| Part Status | Obsolete |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 30V |
| Voltage - Output (Min/Fixed) | 3.3V |
| Voltage Dropout (Max) | 0.45V @ 100mA |
| Current - Output | 100mA |
| Current - Quiescent (Iq) | 120 µA |
| Current - Supply (Max) | 12 mA |
| Protection Features | Over Current, Over Temperature |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Through Hole |
Présentation
Description
Key features include a low dropout voltage, typically around 50 mV at a 100 mA load, making it ideal for battery-powered devices. It also offers overcurrent and thermal protection to safeguard against excessive load conditions. The regulator is capable of supplying up to 100 mA of output current. The TO-92 package type is common for this model, ensuring easy handling and integration into a variety of circuit designs.
Its high accuracy, within ±0.5% of the specified output voltage over temperature variations, makes it suitable for sensitive electronic applications, including microcontroller power supplies, embedded systems, and low-power devices.
Equivalent
1. LM1117-3.3 by Texas Instruments
2. MIC5205-3.3 by Microchip Technology
3. AMS1117-3.3 by Advanced Monolithic Systems
4. NCP1117ST33T3G by ON Semiconductor
5. MCP1700-3.3 by Microchip Technology
These alternatives offer similar voltage regulation and performance characteristics but check their datasheets for specific parameters.
Features
1. Low Dropout Voltage: It typically requires only 50mV to 380mV, allowing for efficient operation even with a small difference between input and output voltage.
2. Low Quiescent Current: Consumes minimal current, making it suitable for battery-powered applications.
3. Output Current: Capable of delivering up to 100mA of output current.
4. High Accuracy: Offers output voltage accuracy of ±0.5% at room temperature.
5. Thermal Protection: Equipped with thermal shutdown to prevent overheating.
6. Short-Circuit Protection: Protects the device from excessive current flow.
7. Temperature Range: Operates over a wide temperature range, typically from -40°C to +125°C.
8. Output Capacitor: Stable with low-ESR (equivalent series resistance) output capacitors.
9. Ease of Use: Simple to implement in circuits with minimal external components required.
These features make the LP2950ACZ-3.3 ideal for applications such as microcontroller power supply, battery-powered devices, and other low-voltage systems.
Pinout
1. Pin 1 (Input): This is the input pin where the unregulated voltage is applied. The device regulates this input to provide a stable 3.3V output.
2. Pin 2 (Ground): This is the ground pin, serving as the reference point for input and output voltages.
3. Pin 3 (Output): This pin provides the regulated 3.3V output.
The LP2950ACZ-3.3 is designed for low power applications and offers features like low dropout voltage, ensuring efficient performance even with a small difference between input and output voltages. It is widely used in battery-powered devices due to its low quiescent current and robust regulation characteristics.
Manufacturer
Application
1. Consumer Electronics: Used in devices like smartphones and tablets for efficient power management.
2. Industrial Equipment: Provides stable voltage in sensors and control systems, enhancing performance.
3. Communication Devices: Offers reliable power in wireless communication equipment.
4. Embedded Systems: Powers microcontrollers and processors in IoT devices.
5. Battery-Powered Devices: Extends battery life in portable gadgets by minimizing power loss.
6. Automotive Electronics: Supports stable power supply in automotive control modules and infotainment systems.
Its low dropout voltage and thermal protection make it suitable for energy-efficient and reliable performance in these areas.