Overview
The LP2951ACD-3.0R2G is a micropower low dropout (LDO) linear 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 applications where battery life extension is crucial. The LP2951ACD-3.0R2G features a very low quiescent bias current of 75 µA and can supply output currents in excess of 100 mA. It is available in an SOIC-8 package and is Pb-free and RoHS compliant.
Key Specifications
| Attribute | Value |
|---|---|
| Input Voltage - Max | 30 V |
| Output Voltage - Fixed | 3 V |
| Output Current - Max | 100 mA |
| Package Style | SOIC-8 |
| Mounting Method | Surface Mount |
| Quiescent Bias Current | 75 µA |
| Input-to-Output Voltage Differential | 50 mV at 100 µA, 380 mV at 100 mA |
| Operating Ambient Temperature Range | -40°C to +125°C |
| Storage Temperature Range | -65°C to +150°C |
Key Features
- Low Quiescent Bias Current of 75 µA
- Low Input-to-Output Voltage Differential of 50 mV at 100 µA and 380 mV at 100 mA
- Output voltage fixed at 3 V with ±0.5% tolerance for 'A' suffix devices
- Extremely tight line and load regulation
- Requires only a 1.0 µF output capacitor for stability
- Internal current and thermal limiting protection
- Pb-free packages available
- Error output signals an out of regulation condition
- Output programmable from 1.25 V to 29 V
- Logic level shutdown input
Applications
The LP2951ACD-3.0R2G is ideally suited for battery-powered computer, consumer, and industrial equipment where an extension of useful battery life is desirable. Its low input-to-output voltage differential and bias current specifications make it particularly useful in applications requiring efficient power management.
Q & A
- What is the maximum input voltage for the LP2951ACD-3.0R2G?
The maximum input voltage for the LP2951ACD-3.0R2G is 30 V.
- What is the fixed output voltage of the LP2951ACD-3.0R2G?
The fixed output voltage of the LP2951ACD-3.0R2G is 3 V.
- What is the maximum output current of the LP2951ACD-3.0R2G?
The maximum output current of the LP2951ACD-3.0R2G is 100 mA.
- What is the quiescent bias current of the LP2951ACD-3.0R2G?
The quiescent bias current of the LP2951ACD-3.0R2G is 75 µA.
- What is the input-to-output voltage differential of the LP2951ACD-3.0R2G?
The input-to-output voltage differential of the LP2951ACD-3.0R2G is 50 mV at 100 µA and 380 mV at 100 mA.
- Does the LP2951ACD-3.0R2G have internal protection features?
Yes, the LP2951ACD-3.0R2G features internal current and thermal limiting protection.
- What type of package is the LP2951ACD-3.0R2G available in?
The LP2951ACD-3.0R2G is available in an SOIC-8 package.
- Is the LP2951ACD-3.0R2G Pb-free and RoHS compliant?
Yes, the LP2951ACD-3.0R2G is Pb-free and RoHS compliant.
- What are some typical applications for the LP2951ACD-3.0R2G?
The LP2951ACD-3.0R2G is typically used in battery-powered computer, consumer, and industrial equipment where extending battery life is important.
- Does the LP2951ACD-3.0R2G have a shutdown feature?
Yes, the LP2951ACD-3.0R2G has a logic level shutdown input feature.
- Can the output voltage of the LP2951ACD-3.0R2G be programmed?
Yes, the output voltage of the LP2951ACD-3.0R2G can be programmed from 1.25 V to 29 V.
