LM2595SX-ADJ/NOPB

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Power Converter

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LM2595SX-ADJ/NOPB DataSheet

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LM2595SX-ADJ/NOPB Details

The LM2595SX-ADJ/NOPB is a versatile adjustable voltage regulator from Texas Instruments, designed to deliver stable and efficient power conversion in various electronic systems. This regulator offers an adjustable output voltage range, making it suitable for a wide range of applications. It features built-in thermal shutdown and current limit protection for enhanced reliability.

Pinout

  • 1 (VIN): Input Voltage
  • 2 (GND): Ground
  • 3 (VOUT): Output Voltage
  • 4 (ADJ): Adjustable Pin

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

Key Features

  • Adjustable Output: Offers adjustable output voltage for flexibility in various applications.
  • Efficient Operation: Provides high efficiency in power conversion, minimizing energy loss.
  • Thermal Shutdown: Includes thermal shutdown protection to prevent overheating.
  • Current Limit Protection: Features current limit protection for safe operation under load faults.
  • Wide Input Voltage Range: Accepts a wide range of input voltages for versatile use.

Application

  • Power Supply: Ideal for generating regulated power supplies in various electronic devices.
  • Battery Charging: Used in battery charging circuits to provide stable charging voltage.
  • LED Drivers: Suitable for driving LED arrays with consistent and regulated power.

Where to Use

The LM2595SX-ADJ/NOPB is commonly used in applications requiring adjustable voltage regulation and efficient power conversion. It is particularly useful in power supply designs, battery charging systems, and LED driver circuits where stable and regulated power is essential.

How to Use

Connect the LM2595SX-ADJ/NOPB to your circuit by connecting the VIN and GND pins to the input power source and ground, respectively. Adjust the output voltage using the ADJ pin as needed. Ensure proper heat sinking for thermal management and adhere to recommended operating conditions for optimal performance. For detailed usage instructions, refer to the datasheet.

Application Circuit

The application circuit diagram for the LM2595SX-ADJ/NOPB illustrates how to integrate the regulator into your power supply design. It shows connections for input voltage, output voltage, and control pins to achieve the desired regulated output.

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

Equivalents

  • LM317: An alternative adjustable voltage regulator with different operating characteristics.
  • LM7805: A fixed voltage regulator offering stable 5V output.

Complementary

The LM2595SX-ADJ/NOPB can be complemented by the LM2940CT-5.0/NOPB, a low dropout voltage regulator suitable for applications requiring stable output voltage with low input-output differentials.

When selecting complementary regulators, ensure compatibility with input voltage range and output requirements for efficient power management.

Frequently Asked Questions

Q: What is the maximum output current capability of the LM2595SX-ADJ/NOPB?

A: The LM2595SX-ADJ/NOPB can deliver output currents up to a specific limit. Refer to the datasheet for exact values under different operating conditions.

Q: Can the LM2595SX-ADJ/NOPB be used in automotive power systems?

A: Yes, the LM2595SX-ADJ/NOPB is suitable for automotive applications requiring adjustable voltage regulation and efficient power conversion.

LM2595SX-ADJ/NOPB

Specifications

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

Vin (min) (V) 4.5 Vin (max) (V) 40
Vout (min) (V) 3.3 Vout (max) (V) 37
Iout (max) (A) 1 Iq (typ) (mA) 5
Switching frequency (min) (kHz) 110 Switching frequency (max) (kHz) 173
Features Enable, Over Current Protection Operating temperature range (°C) -40 to 125
Rating Catalog Regulated outputs (#) 1
Control mode Voltage mode Duty cycle (max) (%) 100
Type Converter

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification LM2595SX-ADJ/NOPB PDF Download

FAQs

What is LM2595SX-ADJ/NOPB?

The LM2595SX-ADJ/NOPB is a step-down voltage regulator integrated circuit (IC) manufactured by Texas Instruments. It is designed to efficiently convert higher input voltage to a lower regulated output voltage, making it suitable for various power supply and voltage regulation applications in electronics.

How Does LM2595SX-ADJ/NOPB Work?

The LM2595SX-ADJ/NOPB operates by using a switching regulator architecture to step down the input voltage to a regulated output voltage. It employs a pulse-width modulation (PWM) control circuit to provide high efficiency and accurate voltage regulation. The IC includes built-in protection features such as thermal shutdown and current limiting for reliable operation.

How Many Pins does LM2595SX-ADJ/NOPB have and What are the Functions of the Pinout Configuration?

The LM2595SX-ADJ/NOPB is housed in a 5-lead TO-263 package. The pinout configuration includes:

  • VIN: Input voltage pin.
  • GND: Ground pin.
  • VOUT: Regulated output voltage pin.
  • Feedback (FB): Feedback pin for voltage regulation control.
  • ON/OFF: On/Off control pin for enabling or disabling the regulator.

What are the Pros and Cons of LM2595SX-ADJ/NOPB?

Pros:

  • Efficiency: Provides high efficiency in power conversion, reducing heat dissipation.
  • Regulated Output: Delivers a stable and regulated output voltage for consistent performance.
  • Built-in Protections: Includes thermal shutdown and current limiting for reliable and safe operation.
  • Compact Size: The TO-263 package offers a space-efficient solution for power supply designs.
  • Wide Input Voltage Range: Supports a wide input voltage range for flexibility in various applications.

Cons:

  • Complexity: Switching regulators may require careful consideration of layout and external components for optimal performance.
  • Noise: Switching regulators can introduce electromagnetic interference (EMI) noise in sensitive circuits.
  • External Inductor: Requires an external inductor for operation, adding to the overall BOM cost and PCB space.

Are There Any Equivalents/Alternatives to LM2595SX-ADJ/NOPB for Recommendation?

  • The LM2676 from Texas Instruments is a step-down voltage regulator with similar features.
  • Alternatives to the LM2595SX-ADJ/NOPB include the LM2940 from Texas Instruments and the LM7805 from STMicroelectronics.

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