Overview
The LTM8073IY#PBF is a high-performance, 60V input, 3A step-down Silent Switcher µModule regulator produced by Analog Devices Inc. This power module integrates the switching controller, power switches, inductor, and all necessary support components into a single package. It is designed to operate over a wide input voltage range of 3.4V to 60V and supports an output voltage range of 0.8V to 15V. The LTM8073 is known for its low noise Silent Switcher architecture, making it suitable for applications requiring high efficiency and minimal electromagnetic interference (EMI).
Key Specifications
| Specification | Value |
|---|---|
| Input Voltage Range | 3.4V to 60V |
| Output Voltage Range | 0.8V to 15V |
| Continuous Output Current | 3A |
| Peak Output Current | Up to 5A |
| Switching Frequency | 200kHz to 3MHz (selectable) |
| Package Type | BGA-48 |
| Operating Temperature Range | -40°C to 125°C |
| Quiescent Current | 300µA |
| Output Voltage Ripple (IOUT = 3A) | 10mV |
| Minimum BIAS Voltage | 3.2V |
Key Features
- Low Noise Silent Switcher Architecture: Minimizes electromagnetic interference (EMI) and noise.
- Wide Input and Output Voltage Ranges: Supports input voltages from 3.4V to 60V and output voltages from 0.8V to 15V.
- High Efficiency: Efficient operation across a wide range of input and output voltages.
- Programmable Soft-Start: Allows for controlled startup to prevent inrush current.
- Parallelable for Increased Output Current: Can be used in parallel to increase the total output current.
- Overtemperature Protection: Protects the device during momentary overload conditions.
- Compact BGA Package: 6.25mm × 9mm × 3.32mm BGA package for space-efficient designs.
Applications
- Power for Portable Products: Suitable for powering portable devices due to its high efficiency and compact size.
- Distributed Supply Regulation: Ideal for distributed power supply systems in various applications.
- Industrial Supplies: Used in industrial power supplies where high reliability and efficiency are crucial.
- Wall Transformer Regulation: Can be used to regulate output from wall transformers in various electronic devices.
Q & A
- What is the input voltage range of the LTM8073IY#PBF?
The input voltage range is from 3.4V to 60V.
- What is the maximum continuous output current of the LTM8073IY#PBF?
The maximum continuous output current is 3A, with a peak current of up to 5A.
- What is the switching frequency range of the LTM8073IY#PBF?
The switching frequency is selectable from 200kHz to 3MHz.
- What is the package type and size of the LTM8073IY#PBF?
The package type is BGA-48, with dimensions of 6.25mm × 9mm × 3.32mm.
- What are the key features of the Silent Switcher architecture?
The Silent Switcher architecture minimizes electromagnetic interference (EMI) and noise, ensuring high efficiency and low noise operation.
- Can the LTM8073IY#PBF be used in parallel to increase output current?
Yes, the LTM8073IY#PBF can be used in parallel to increase the total output current.
- What is the operating temperature range of the LTM8073IY#PBF?
The operating temperature range is from -40°C to 125°C.
- Does the LTM8073IY#PBF have overtemperature protection?
Yes, the LTM8073IY#PBF includes overtemperature protection to safeguard the device during momentary overload conditions.
- What are some typical applications of the LTM8073IY#PBF?
Typical applications include power for portable products, distributed supply regulation, industrial supplies, and wall transformer regulation.
- What is the quiescent current of the LTM8073IY#PBF?
The quiescent current is 300µA.
