Overview
The LTM8003IY from Analog Devices Inc. is a highly integrated, 40VIN, 3.5A continuous step-down Silent Switcher µModule (power module) regulator. This device is designed to minimize EMI while delivering high efficiency across a wide range of frequencies. The LTM8003 includes the switching controller, power switches, inductor, and all necessary support components within a compact package. This makes it an ideal solution for high-density point-of-load regulation in various applications.
Key Specifications
| Parameter | Value | Notes |
|---|---|---|
| Input Voltage Range | 3.4V to 40V | |
| Output Voltage Range | 0.97V to 18V | |
| Continuous Output Current | 3.5A | |
| Peak Output Current | 6A | |
| Switching Frequency Range | 200kHz to 3MHz | Set by a single resistor |
| Operating Temperature Range | –40°C to 150°C (H-Grade) | |
| Quiescent Current | 25µA (5VOUT) | |
| Package Type | Thermally enhanced, over-molded ball grid array (BGA) | 6.25mm × 9mm × 3.32mm |
| Compliance | RoHS compliant, CISPR25 Class 5 compliant |
Key Features
- Silent Switcher Architecture: Minimizes EMI while delivering high efficiency.
- Wide Input and Output Voltage Ranges: Input: 3.4V to 40V, Output: 0.97V to 18V.
- High Current Capability: 3.5A continuous, 6A peak output current.
- Selectable Switching Frequency: 200kHz to 3MHz, set by a single resistor.
- External Synchronization: Allows synchronization with external clocks.
- Low Quiescent Current: 25µA at 5V output.
- Compact Package: Thermally enhanced, over-molded BGA package suitable for high-density applications.
- Compliance: RoHS compliant and CISPR25 Class 5 compliant.
Applications
- Automotive Battery Regulation: Suitable for automotive systems requiring high efficiency and low EMI.
- Power for Portable Products: Ideal for powering portable devices due to its high efficiency and compact size.
- Distributed Supply Regulation: Used in distributed power supply systems for efficient point-of-load regulation.
- Industrial Supplies: Applicable in various industrial power supply applications requiring high reliability and efficiency.
- Wall Transformer Regulation: Suitable for wall adapter and transformer-based power supplies.
Q & A
- What is the input voltage range of the LTM8003IY?
The input voltage range is from 3.4V to 40V.
- What is the maximum continuous output current of the LTM8003IY?
The maximum continuous output current is 3.5A, with a peak current of 6A.
- What is the switching frequency range of the LTM8003IY?
The switching frequency range is from 200kHz to 3MHz, set by a single resistor.
- Is the LTM8003IY RoHS compliant?
Yes, the LTM8003IY is RoHS compliant.
- What is the operating temperature range of the LTM8003IY?
The operating temperature range is from –40°C to 150°C (H-Grade).
- What type of package does the LTM8003IY come in?
The LTM8003IY comes in a thermally enhanced, over-molded ball grid array (BGA) package.
- Does the LTM8003IY support external synchronization?
Yes, the LTM8003IY supports external synchronization.
- What is the quiescent current of the LTM8003IY at 5V output?
The quiescent current is 25µA at 5V output.
- What are some typical applications of the LTM8003IY?
Typical applications include automotive battery regulation, power for portable products, distributed supply regulation, industrial supplies, and wall transformer regulation.
- Is the LTM8003IY compliant with CISPR25 Class 5?
Yes, the LTM8003IY is CISPR25 Class 5 compliant.
