Overview
The LP2950CDT-5.0RKG is a low-power, low-dropout voltage regulator produced by onsemi. This device is part of the LP2950 series, which is designed to maintain proper regulation with an extremely low input-to-output voltage differential. It is particularly suited for battery-powered devices and applications where extending battery life is crucial. The LP2950CDT-5.0RKG is available in a DPAK package and is Pb-free and RoHS compliant, making it environmentally friendly and compliant with current regulations.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Output Voltage (5.0 V Version) | VO | 4.950 | 5.000 | 5.050 | V |
| Line Regulation (Vin = VO(nom) +1.0 V to 30 V) | Regline | -0.08 | 0.20 | % | |
| Load Regulation (IO = 100 μA to 100 mA) | Regload | -0.13 | 0.20 | % | |
| Dropout Voltage (IO = 100 mA) | VI - VO | 350 | 450 | mV | |
| Supply Bias Current (IO = 100 μA) | ICC | 93 | 120 | μA | |
| Supply Bias Current (IO = 100 mA) | ICC | 4.0 | 12 | mA | |
| Output Current | IO | - | - | 100 | mA |
| Operating Ambient Temperature Range | TA | -40 | - | 125 | °C |
| Package Type | - | - | - | DPAK | - |
Key Features
- Low quiescent bias current of 75 μA, extending battery life in portable devices.
- Low input-to-output voltage differential of 50 mV at 100 μA and 380 mV at 100 mA.
- Tight line and load regulation, ensuring stable output voltage.
- Internal current and thermal limiting protection for reliability.
- Requires only a 1.0 μF output capacitor for stability.
- Output voltage tolerance of ±0.5% for the 'A' suffix devices.
- Pb-free and RoHS compliant.
- AEC-Q100 qualified and PPAP capable for automotive and other demanding applications.
Applications
The LP2950CDT-5.0RKG is ideal for use in battery-powered computer, consumer, and industrial equipment where extending the useful battery life is desirable. It is also suitable for automotive and other applications requiring unique site and control change requirements due to its AEC-Q100 qualification and PPAP capability.
Q & A
- What is the typical output voltage of the LP2950CDT-5.0RKG? The typical output voltage is 5.0 V with a tolerance of ±0.5% for the 'A' suffix devices.
- What is the maximum output current of the LP2950CDT-5.0RKG? The maximum output current is 100 mA.
- What is the quiescent bias current of the LP2950CDT-5.0RKG? The quiescent bias current is 75 μA.
- What is the dropout voltage at 100 mA output current? The dropout voltage at 100 mA output current is between 350 mV and 450 mV.
- Does the LP2950CDT-5.0RKG have internal protection features? Yes, it has internal current and thermal limiting protection.
- What type of package is the LP2950CDT-5.0RKG available in? It is available in a DPAK package.
- Is the LP2950CDT-5.0RKG Pb-free and RoHS compliant? Yes, it is Pb-free and RoHS compliant.
- What is the operating ambient temperature range of the LP2950CDT-5.0RKG? The operating ambient temperature range is from -40°C to +125°C.
- Is the LP2950CDT-5.0RKG suitable for automotive applications? Yes, it is AEC-Q100 qualified and PPAP capable, making it suitable for automotive and other demanding applications.
- How much output capacitor is required for stability? Only a 1.0 μF output capacitor is required for stability.
