Overview
The LTM8051IY#PBF is a high-efficiency, quad 40V input, 1.2A step-down Silent Switcher μModule regulator produced by Analog Devices Inc. This module integrates a switching regulator controller, power switches, inductors, and supporting components into a compact, surface-mount package. The Silent Switcher architecture minimizes electromagnetic interference (EMI) while delivering high efficiency, making it suitable for a variety of applications requiring reliable and efficient power delivery.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 4.5V to 40V | V |
| Output Voltage Range | 0.8V to 8V | V |
| Output Current | 1.2A (per channel) | A |
| Switching Frequency Range | 300kHz to 3MHz | Hz |
| Package Type | 91-Lead BGA (11.25mm x 6.25mm x 2.22mm) | |
| RoHS Status | Compliant |
Key Features
- Wide input voltage range of 4.5V to 40V
- High efficiency synchronous step-down DC/DC converter
- Programmable cycle-by-cycle current limit
- External synchronization capability up to 1MHz
- Programmable soft-start
- Power good output signal
- Integrated bootstrap diode and N-channel MOSFETs for high efficiency and compact design
- Adjustable switching frequency with a single resistor
- Minimal external components required (input and output filter capacitors)
Applications
The LTM8051IY#PBF is suitable for various applications where a compact and efficient power supply solution is needed, including:
- Industrial systems
- Automotive systems
- Communications equipment
- Space-constrained and energy-sensitive designs
Q & A
- Q: What is the input voltage range of the LTM8051IY#PBF?
A: The input voltage range is 4.5V to 40V.
- Q: What is the output current capability of the LTM8051IY#PBF?
A: The output current is up to 1.2A per channel.
- Q: What is the switching frequency range of the LTM8051IY#PBF?
A: The switching frequency range is 300kHz to 3MHz.
- Q: What package type does the LTM8051IY#PBF come in?
A: It comes in a 91-Lead BGA package (11.25mm x 6.25mm x 2.22mm).
- Q: Is the LTM8051IY#PBF RoHS compliant?
A: Yes, it is RoHS compliant.
- Q: What are the key features of the Silent Switcher architecture?
A: The Silent Switcher architecture minimizes electromagnetic interference (EMI) while delivering high efficiency.
- Q: How can the switching frequency be adjusted on the LTM8051IY#PBF?
A: The switching frequency can be adjusted with a single resistor.
- Q: What external components are required to complete the design?
A: Only input and output filter capacitors are required.
- Q: What warranty is offered for the LTM8051IY#PBF by some suppliers?
A: Some suppliers, like Ovaga, offer a 1-year warranty.
- Q: How does Ovaga ensure the authenticity of the LTM8051IY#PBF?
A: Ovaga ensures authenticity through rigorous testing and verification of original manufacturers and authorized agents.
