Overview
The LT3015IDD#PBF is a part of the LT3015 series, which are low noise, low dropout, negative linear regulators produced by Analog Devices Inc. These regulators are designed to provide up to 1.5A of output current and feature fast transient response, making them suitable for a variety of applications requiring stable and noise-free voltage regulation.
Key Specifications
| Parameter | Minimum | Typical | Maximum | Units |
|---|---|---|---|---|
| Output Current | - | - | 1.5 | A |
| Input Voltage Range | -2.3 | - | -30 | V |
| Regulated Output Voltage | -2.475 | -2.5 | -2.97 | V (for LT3015-2.5) |
| Dropout Voltage | - | 350 | 450 | mV (at ILOAD = -1.5A) |
| Line Regulation | - | 0.095 | 0.51 | mV |
| Output Voltage Noise | - | 60 | - | µVRMS (at COUT = 10µF, ILOAD = -1.5A, BW = 10Hz to 100kHz) |
| Operating Temperature Range | -40 | - | 125 | °C |
| Package Types | - | 5-Lead DD-Pak, 12-Lead MSOP, 8-Lead DFN | - | - |
Key Features
- Low noise operation, suitable for low noise instrumentation and industrial supplies.
- Low dropout voltage, ensuring efficient voltage regulation.
- Fast transient response, ideal for applications requiring quick voltage adjustments.
- Precision current limit for protecting the regulator and the system.
- Negative logic supplies and post-regulator for switching supplies.
- Available in various package types including 5-Lead DD-Pak, 12-Lead MSOP, and 8-Lead DFN.
Applications
- Low noise instrumentation: Ideal for applications where minimal noise is crucial, such as in medical devices and scientific instruments.
- Industrial supplies: Suitable for industrial power supplies where reliability and stability are essential.
- Negative logic supplies: Used in systems that require negative voltage regulation.
- Post-regulator for switching supplies: Enhances the performance of switching power supplies by providing a stable and noise-free output.
- General power management: Can be used in various power management scenarios where a stable and efficient voltage regulator is needed.
Q & A
- What is the maximum output current of the LT3015IDD#PBF?
The maximum output current is 1.5A. - What is the input voltage range for the LT3015IDD#PBF?
The input voltage range is from -2.3V to -30V. - What are the typical dropout voltages for the LT3015IDD#PBF?
The typical dropout voltage is around 350mV at an output current of 1.5A. - What is the output voltage noise of the LT3015IDD#PBF?
The output voltage noise is approximately 60µVRMS with a 10µF output capacitor and an output current of 1.5A. - What are the available package types for the LT3015IDD#PBF?
The available package types include 5-Lead DD-Pak, 12-Lead MSOP, and 8-Lead DFN. - What is the operating temperature range for the LT3015IDD#PBF?
The operating temperature range is from -40°C to 125°C. - What are some common applications for the LT3015IDD#PBF?
Common applications include low noise instrumentation, industrial supplies, negative logic supplies, and as a post-regulator for switching supplies. - Does the LT3015IDD#PBF have precision current limit?
Yes, it features precision current limit for protecting the regulator and the system. - How does the LT3015IDD#PBF handle transient responses?
The LT3015IDD#PBF has fast transient response, making it ideal for applications requiring quick voltage adjustments. - Where can I find more detailed specifications for the LT3015IDD#PBF?
You can find detailed specifications in the datasheet available on the Analog Devices website or through distributors like Mouser Electronics.
