Overview
The LT8614IUDC#TRPBF is a high-performance step-down regulator from Analog Devices Inc., designed with the Silent Switcher architecture. This architecture minimizes EMI emissions while delivering high efficiency across a wide range of frequencies. The regulator is suitable for applications requiring low noise and high reliability.
Key Specifications
| Parameter | Minimum | Typical | Maximum | Units |
|---|---|---|---|---|
| Input Voltage | 3.4 | - | 42 | V |
| Output Voltage | 0.97 | - | 41.8 | V |
| Maximum Output Current | - | - | 4 | A |
| Switching Frequency | 200 kHz | - | 3 MHz | - |
| Minimum Operating Temperature | -40 | - | - | °C |
| Maximum Operating Temperature | - | - | 125 | °C |
| Package Type | - | - | QFN-18 | - |
| Quiescent Current (VEN/UV = 2V, Not Switching) | 1.0 | - | 3 | µA |
Key Features
- Silent Switcher Architecture: Minimizes EMI emissions and delivers high efficiency.
- Adjustable Output Voltage: From 0.97V to 41.8V.
- High Output Current: Up to 4A.
- Wide Input Voltage Range: 3.4V to 42V.
- Programmable Switching Frequency: From 200 kHz to 3 MHz.
- Output Tracking and Soft-Start: Allows user control of output voltage ramp rate during start-up.
- Low Quiescent Current: As low as 1.0 µA when not switching.
- Automotive Grade: Available with controlled manufacturing to support automotive applications.
Applications
- Automotive Systems: Suitable for use in automotive applications due to its robust design and automotive-grade versions.
- Industrial Power Supplies: Ideal for high-reliability industrial power supplies requiring low noise and high efficiency.
- Telecommunications: Used in telecom equipment where low EMI and high efficiency are critical.
- Medical Devices: Applicable in medical devices that require precise voltage regulation and low noise.
- Consumer Electronics: Suitable for various consumer electronics requiring efficient and quiet power conversion.
Q & A
- What is the input voltage range of the LT8614IUDC#TRPBF?
The input voltage range is from 3.4V to 42V.
- What is the maximum output current of the LT8614IUDC#TRPBF?
The maximum output current is up to 4A.
- What is the switching frequency range of the LT8614IUDC#TRPBF?
The switching frequency can be programmed from 200 kHz to 3 MHz.
- Does the LT8614IUDC#TRPBF support automotive applications?
- What is the package type of the LT8614IUDC#TRPBF?
The package type is QFN-18.
- How does the Silent Switcher architecture benefit the LT8614IUDC#TRPBF?
The Silent Switcher architecture minimizes EMI emissions while delivering high efficiency.
- Can the output voltage of the LT8614IUDC#TRPBF be adjusted?
- What is the quiescent current of the LT8614IUDC#TRPBF when not switching?
The quiescent current is as low as 1.0 µA when not switching.
- How is the output voltage ramp rate controlled during start-up?
The output voltage ramp rate can be controlled using the TR/SS pin.
- Is the LT8614IUDC#TRPBF RoHS compliant?
