Overview
The LTM8074IY#PBF is a high-performance, step-down µModule® (power module) regulator produced by Analog Devices Inc. This device is part of the Silent Switcher architecture, which minimizes Electromagnetic Interference (EMI) while delivering high efficiency at frequencies up to 2.2 MHz. The LTM8074IY#PBF is a 40V input, 1.2A continuous, and 1.75A peak current regulator, operating over an input voltage range of 3.2V to 40V and supporting an output voltage range of 0.8V to 12V. The module includes the switching controller, power switches, inductor, and all necessary support components, making it a comprehensive solution for point-of-load (PoL) power regulation.
Key Specifications
| Parameter | Min | Max | Units | |
|---|---|---|---|---|
| Input Voltage (VIN) | 3.2 | - | 40 | V |
| Output Voltage (VOUT) | 0.8 | - | 12 | V |
| Continuous Output Current (IOUT) | - | 1.2 | - | A |
| Peak Output Current (IOUT) | - | - | 1.75 | A |
| Switching Frequency | 200 kHz | - | 2.2 MHz | - |
| Quiescent Current into VIN | - | 3 | 8 | µA |
| Line Regulation | 0.5% | - | 0.8% | - |
| Load Regulation | 0.5% | - | 0.8% | - |
| Output Voltage Ripple | - | 15 | - | mV |
| Operating Temperature Range | -40°C | - | 125°C | - |
| Package Type | - | - | BGA-25 | - |
Key Features
- Silent Switcher Architecture: Minimizes EMI while delivering high efficiency at frequencies up to 2.2 MHz.
- Comprehensive Package: Includes the switching controller, power switches, inductor, and all necessary support components.
- Adjustable Output Voltage: Output voltage range of 0.8V to 12V, set by a single resistor.
- High Efficiency: Efficient operation across a wide range of input and output conditions.
- Low Profile Package: Enables utilization of unused space on the bottom of PC boards for high-density PoL regulation.
- External Synchronization: Allows synchronization with an external clock signal.
- Configurable as an Inverter: Can be configured for inverter applications.
- Overtemperature Protection: Protects the device during momentary overload conditions.
- RoHS Compliant: Meets RoHS standards for environmental compliance.
Applications
- Automotive Battery Regulation: Suitable for regulating power in automotive systems.
- Portable Products: Ideal for powering portable electronic devices.
- Distributed Supply Regulation: Used in distributed power supply systems.
- Industrial Supplies: Applicable in various industrial power supply applications.
- Wall Transformer Regulation: Can be used in wall transformer and adapter applications.
Q & A
- What is the input voltage range of the LTM8074IY#PBF?
The input voltage range is from 3.2V to 40V.
- What is the output voltage range of the LTM8074IY#PBF?
The output voltage range is from 0.8V to 12V.
- What is the maximum continuous output current of the LTM8074IY#PBF?
The maximum continuous output current is 1.2A.
- What is the peak output current of the LTM8074IY#PBF?
The peak output current is 1.75A.
- What is the switching frequency range of the LTM8074IY#PBF?
The switching frequency range is from 200 kHz to 2.2 MHz.
- What is the quiescent current into VIN when the device is not switching?
The quiescent current into VIN is typically 3 µA when RUN = 0V and SYNC = 0V.
- Does the LTM8074IY#PBF have overtemperature protection?
Yes, the device includes overtemperature protection to protect it during momentary overload conditions.
- What is the operating temperature range of the LTM8074IY#PBF?
The operating temperature range is from -40°C to 125°C.
- Is the LTM8074IY#PBF RoHS compliant?
Yes, the device is RoHS compliant.[
- What package type does the LTM8074IY#PBF use?
The package type is a 25-pin BGA (Ball Grid Array).
- What are some common applications of the LTM8074IY#PBF?
Common applications include automotive battery regulation, power for portable products, distributed supply regulation, industrial supplies, and wall transformer regulation.[
