Overview
The LP2951ACMMX-3.0 is a low-dropout linear voltage regulator produced by Texas Instruments, although it was originally developed by National Semiconductor. This regulator is designed to provide a stable 3V output with a maximum current of 100mA. It features a very low quiescent current of 75 µA typical, making it suitable for battery-powered devices and other low-power applications. The device includes an enable function and power good indication, enhancing its usability in various electronic systems.
Key Specifications
| Parameter | Description |
|---|---|
| Manufacturer | Texas Instruments (originally National Semiconductor) |
| Package | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
| Output Configuration | Positive |
| Output Type | Adjustable (Fixed) 3V |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 30V |
| Voltage - Output (Fixed) | 3V |
| Voltage Dropout (Max) | 0.6V @ 100mA |
| Current - Output | 100mA |
| Current - Quiescent (Iq) | 75 µA typical |
| Operating Temperature | -40°C ~ 125°C |
| Control Features | Enable |
| Protection Features | Over Current, Over Temperature, Short Circuit |
Key Features
- Low dropout voltage of 0.6V at 100mA output current.
- Very low quiescent current of 75 µA typical.
- Enable function for easy power management.
- Power good indication for monitoring the output voltage.
- Over current, over temperature, and short circuit protection.
- Compact 8-TSSOP and 8-MSOP packages.
Applications
The LP2951ACMMX-3.0 is suitable for a variety of applications, including:
- Battery-powered devices due to its low quiescent current.
- Portable electronics where low power consumption is crucial.
- Industrial control systems requiring stable voltage regulation.
- Automotive systems where robust protection features are necessary.
- Medical devices that require reliable and efficient power management.
Q & A
- What is the maximum input voltage for the LP2951ACMMX-3.0?
The maximum input voltage is 30V. - What is the fixed output voltage of the LP2951ACMMX-3.0?
The fixed output voltage is 3V. - What is the maximum output current of the LP2951ACMMX-3.0?
The maximum output current is 100mA. - What is the typical quiescent current of the LP2951ACMMX-3.0?
The typical quiescent current is 75 µA. - Does the LP2951ACMMX-3.0 have an enable function?
Yes, it includes an enable function for power management. - What protection features does the LP2951ACMMX-3.0 offer?
The device offers over current, over temperature, and short circuit protection. - What is the operating temperature range of the LP2951ACMMX-3.0?
The operating temperature range is -40°C to 125°C. - What package types are available for the LP2951ACMMX-3.0?
The device is available in 8-TSSOP and 8-MSOP packages. - Is the LP2951ACMMX-3.0 RoHS compliant?
Yes, the LP2951ACMMX-3.0/NOPB version is RoHS compliant. - Where can I find the datasheet for the LP2951ACMMX-3.0?
The datasheet can be found on the Texas Instruments website or through authorized distributors.
