LT8610IMSE#PBF

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Switching Voltage Regulators 42V, 2.5A Synchronous Step-Down Regulator with 2.5?A Quiescent Current

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LT8610IMSE#PBF DataSheet

Pricing (USD)

Quantity Unit Price Ext. Price
1 $7.325 $7.32
10 $7.172 $71.72
37 $7.068 $261.52
111 $6.965 $773.12

These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.

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LT8610IMSE#PBF Details

The LT8610IMSE#PBF is a high-efficiency synchronous buck regulator from Analog Devices, designed for step-down voltage conversion in various power supply applications. This regulator offers a wide input voltage range and high switching frequency, allowing for compact and efficient power solutions. It features low RDS(ON) internal switches and provides high efficiency over a wide load range.

Pinout

  • 1 (SW): Switch Node
  • 2 (VIN): Input Voltage
  • 3 (GND): Ground
  • 4 (FB): Feedback
  • 5 (SYNC/SS): Synchronization/Soft-Start
  • 6 (NC): No Connection
  • 7 (PGOOD): Power Good
  • 8 (VOUT): Output Voltage

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

  • High Efficiency: Provides high efficiency conversion for reduced power dissipation.
  • Wide Input Voltage Range: Supports a wide range of input voltages for versatile applications.
  • Compact Design: Compact package and high switching frequency enable space-saving solutions.
  • Low RDS(ON) Switches: Utilizes low resistance internal switches for improved efficiency.
  • Power Good Indicator: Features a power good indicator for monitoring output voltage status.

Application

  • Power Supplies: Ideal for various power supply designs requiring efficient voltage conversion.
  • DC-DC Conversion: Used in DC-DC conversion applications for different voltage levels.
  • Embedded Systems: Suitable for embedded system power management and regulation.

Where to Use

The LT8610IMSE#PBF is well-suited for applications that demand high-efficiency voltage conversion, such as power supplies, DC-DC converters, and embedded systems. Its compact design and wide input voltage range make it versatile for various power management needs.

How to Use

Connect the LT8610IMSE#PBF to your circuit by wiring the SW, VIN, GND, FB, and other necessary pins according to the application requirements. Use the SYNC/SS pin for synchronization or soft-start functionality. Monitor the PGOOD pin for output voltage status. Refer to the datasheet for detailed usage guidelines and application notes.

Application Circuit

The application circuit diagram for the LT8610IMSE#PBF demonstrates how to integrate the buck regulator into your power supply design. It illustrates connections for input voltage, output voltage, feedback loop, and other essential components to ensure proper functionality.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Equivalents

  • LTC3621: A comparable synchronous buck regulator offering similar performance characteristics.
  • LMR140: An alternative buck regulator with high efficiency and wide input voltage range.

Complementary

The LT8610IMSE#PBF can be complemented by the LT3080 linear regulator for achieving precision voltage regulation in conjunction with high-efficiency power conversion.

When selecting complementary components, ensure compatibility and performance alignment with your specific application requirements.

Frequently Asked Questions

Q: What is the switching frequency of the LT8610IMSE#PBF?

A: The LT8610IMSE#PBF operates at a high switching frequency for efficient voltage conversion. Refer to the datasheet for specific frequency details.

Q: Is synchronization possible with the LT8610IMSE#PBF?

A: Yes, the LT8610IMSE#PBF features synchronization capability through the SYNC/SS pin for coordination with external systems. Consult the datasheet for synchronization setup guidelines.

LT8610IMSE#PBF

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category ! Switching Voltage Regulators RoHS Details
Output Voltage 40 V Output Current ! 2.5 A
Input Voltage, Max 42 V Number of Outputs 1 Output
Topology Buck Package / Case MSOP-16
Mounting Style SMD/SMT Switching Frequency ! 200 kHz to 2.2 MHz
Quiescent Current ! 2.5 uA Minimum Operating Temperature - 40 C
Maximum Operating Temperature ! + 125 C Series LT8610
Input Voltage, Min 3.4 V Brand Analog Devices
Development Kit DC1749A, DC1749B Input Voltage 3.4 V to 42 V
Operating Supply Current 2.4 uA Product Type ! Switching Voltage Regulators
Shutdown Shutdown Factory Pack Quantity 37
Subcategory PMIC - Power Management ICs Type Synchronous Step-Down Switching Regulator
Unit Weight 0.012099 oz

FAQs

What is LT8610IMSE#PBF?

The LT8610IMSE#PBF is a high-efficiency, synchronous step-down DC-DC converter designed by Analog Devices. It is ideal for applications requiring high efficiency and compact size, such as power supplies for industrial, automotive, and telecommunications equipment.

How Does LT8610IMSE#PBF Work?

The LT8610IMSE#PBF operates by converting a higher input voltage to a lower output voltage efficiently using a synchronous rectification topology. It switches at a high frequency to minimize the size of external components like inductors and capacitors, optimizing power conversion efficiency.

How Many Pins does LT8610IMSE#PBF have and What are the Functions of the Pinout Configuration?

The LT8610IMSE#PBF is housed in a 16-lead MSOP (Mini Small Outline Package) package. The pinout configuration includes:

  • VIN: Input voltage pin.
  • GND: Ground pin.
  • SW: Switch node pin for power switching.
  • FB: Feedback pin for voltage regulation.
  • PGOOD: Power good indicator pin.
  • EN: Enable pin for controlling the converter's operation.
  • COMP: Compensation pin for loop stability.
  • SS/TR/UVLO: Soft-start, tracking, and undervoltage lockout pin.
  • BOOT: Bootstrap capacitor pin for driving the high-side MOSFET.

What are the Pros and Cons of LT8610IMSE#PBF?

Pros:

  • High Efficiency: Achieves high efficiency over a wide range of load conditions.
  • Compact Size: Comes in a small MSOP package, suitable for space-constrained designs.
  • Wide Input Voltage Range: Supports a wide input voltage range, enhancing versatility.
  • Synchronous Rectification: Utilizes synchronous rectification for improved efficiency.
  • Low Quiescent Current: Operates with low quiescent current, ideal for battery-powered applications.

Cons:

  • External Components: Requires external components such as inductors and capacitors.
  • Thermal Management: May require heat sinking or thermal management for high-power applications.
  • Complexity: Switching regulators like the LT8610IMSE#PBF require careful layout and design considerations for optimal performance.

Are There Any Equivalents/Alternatives to LT8610IMSE#PBF for Recommendation?

  • The LT8610A and LT8610AB are similar alternatives from Analog Devices, offering different feature sets.
  • Alternatives to the LT8610IMSE#PBF include the TPS62172 from Texas Instruments and the MP2380 from Monolithic Power Systems.

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