Overview
The LP2950CZ-5.0RAG is a low dropout voltage regulator produced by onsemi. This device is designed to maintain proper regulation with an extremely low input-to-output voltage differential, making it ideal for battery-powered and low-power applications. The LP2950CZ-5.0RAG is part of the LP2950 series, known for its micropower consumption and high accuracy.
Key Specifications
| Specification | Value | Unit |
|---|---|---|
| Brand | onsemi | |
| Maximum Output Current | 100 | mA |
| Regulator Type | Low Dropout Voltage | |
| Output Voltage | 5 | V |
| Number of Outputs | 1 | |
| Line Regulation | 0.2% | |
| Accuracy | ±1% | |
| Load Regulation | 0.2% | |
| Mounting Type | Through Hole | |
| Polarity | Positive | |
| Package Type | TO-92 | |
| Quiescent Current | 75 µA | |
| Pin Count | 3 | |
| Reference Voltage | 1.235 V | |
| Output Type | Fixed | |
| Dimensions | 5.2 x 4.19 x 5.33 mm | |
| Minimum Operating Temperature | -40 °C | |
| Maximum Operating Temperature | +125 °C | |
| Maximum Input Voltage | 30 V | |
| Dropout Voltage (Typical) | 0.35 V @ 100 mA | |
| Internal Protection | Current Limit, Thermal Protection |
Key Features
- Low Quiescent Bias Current: The LP2950CZ-5.0RAG features a very low quiescent bias current of 75 µA, making it suitable for battery-powered devices where power conservation is crucial.
- Low Dropout Voltage: This regulator has a low input-to-output voltage differential, with a typical dropout voltage of 0.35 V at 100 mA, ensuring efficient voltage regulation.
- High Accuracy: The device offers high accuracy with an output voltage tolerance of ±1% and tight line and load regulation of 0.2% each.
- Internal Protection: It includes internal current and thermal limiting protection to prevent damage from overcurrent and overheating conditions.
- Compact Package: The TO-92 package is compact and suitable for through-hole mounting, making it easy to integrate into various designs.
- Wide Operating Temperature Range: The regulator operates over a temperature range of -40 °C to +125 °C, making it versatile for different environmental conditions.
Applications
The LP2950CZ-5.0RAG is ideal for a variety of applications where low power consumption and high accuracy voltage regulation are required. These include:
- Battery-Powered Devices: It is particularly suited for battery-powered computer, consumer, and industrial equipment where extending the useful battery life is desirable.
- Low-Power Systems: It is used in low-power systems where minimizing power consumption is critical.
- Embedded Systems: It can be used in embedded systems that require stable and efficient voltage regulation.
- Automotive Electronics: Although not specifically marked for automotive use, its robust specifications make it a candidate for certain automotive applications where high reliability is needed.
Q & A
- What is the maximum output current of the LP2950CZ-5.0RAG?
The maximum output current is 100 mA.
- What is the output voltage of the LP2950CZ-5.0RAG?
The output voltage is fixed at 5 V.
- What is the quiescent current of the LP2950CZ-5.0RAG?
The quiescent current is 75 µA.
- What is the typical dropout voltage at 100 mA?
The typical dropout voltage at 100 mA is 0.35 V.
- Does the LP2950CZ-5.0RAG have internal protection features?
Yes, it includes internal current and thermal limiting protection.
- What is the operating temperature range of the LP2950CZ-5.0RAG?
The operating temperature range is -40 °C to +125 °C.
- What package type does the LP2950CZ-5.0RAG come in?
The package type is TO-92.
- What is the line regulation of the LP2950CZ-5.0RAG?
The line regulation is 0.2%.
- What is the load regulation of the LP2950CZ-5.0RAG?
The load regulation is 0.2%.
- Is the LP2950CZ-5.0RAG suitable for battery-powered devices?
Yes, it is particularly suited for battery-powered devices due to its low quiescent bias current and low dropout voltage.
