Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | DC DC Regulator |
| Topology | Step-Down (Buck), Step-Up (Boost) |
| InternalSwitch(s) | Yes |
| NumberofOutputs | 1 |
| Voltage-Supply(Min) | 3V |
| Voltage-Supply(Max) | 40V |
| Current-Output/Channel | 1.5A (Switch) |
| Frequency | 150kHz |
| Dimming | Analog, PWM |
| Applications | Lighting |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Overview
Description
The NCP3065DR2G is a versatile monolithic switching regulator designed by ON Semiconductor. It is primarily used for step-up (boost), step-down (buck), and inverting voltage applications, making it suitable for a variety of power supply designs. It operates over a wide input voltage range and can deliver output currents up to 1.5 A with high efficiency.
Key features include a switching frequency of up to 150 kHz, which can be externally programmed, allowing flexibility in optimizing inductor and capacitor values for specific applications. It also integrates an internal NPN switch for reducing the number of external components needed. This device is equipped with protection features such as thermal shutdown and current limiting to enhance reliability.
Common applications of the NCP3065DR2G include battery chargers, LED drivers, and general-purpose DC-DC converters. Its compact design, coupled with high performance and reliability, makes it a popular choice for designers seeking efficient power conversion solutions in consumer electronics, industrial, and automotive sectors.
Key features include a switching frequency of up to 150 kHz, which can be externally programmed, allowing flexibility in optimizing inductor and capacitor values for specific applications. It also integrates an internal NPN switch for reducing the number of external components needed. This device is equipped with protection features such as thermal shutdown and current limiting to enhance reliability.
Common applications of the NCP3065DR2G include battery chargers, LED drivers, and general-purpose DC-DC converters. Its compact design, coupled with high performance and reliability, makes it a popular choice for designers seeking efficient power conversion solutions in consumer electronics, industrial, and automotive sectors.
Equivalent
The NCP3065DR2G is a switching regulator IC used for LED driver and DC-DC converter applications. Equivalent products include:
1. LM2576 by Texas Instruments
2. MC34063 by ON Semiconductor
3. LM2596 by Texas Instruments
4. MAX5035 by Maxim Integrated
5. LT1073 by Analog Devices
These alternatives may differ in specifications, so it’s important to review datasheets to ensure compatibility with your specific requirements.
1. LM2576 by Texas Instruments
2. MC34063 by ON Semiconductor
3. LM2596 by Texas Instruments
4. MAX5035 by Maxim Integrated
5. LT1073 by Analog Devices
These alternatives may differ in specifications, so it’s important to review datasheets to ensure compatibility with your specific requirements.
Features
The NCP3065DR2G is a versatile monolithic switching regulator designed for a variety of applications. Key features include:
1. Wide Input Voltage Range: It supports input voltages from 3.0 V to 40 V, making it suitable for numerous power sources.
2. High Output Current Capability: The regulator can deliver up to 1.5 A of output current.
3. Adjustable Output Voltage: It offers flexibility with an adjustable output voltage, allowing it to cater to specific application needs.
4. Switching Frequency: The device operates at a fixed frequency of 150 kHz, optimizing efficiency and reducing component size.
5. Current Mode Control: This feature enhances transient response and loop stability.
6. Protection Features: It includes thermal shutdown and cycle-by-cycle current limiting to safeguard against overcurrent and overheating.
7. Low Standby Current: The design ensures reduced power consumption during standby, improving efficiency.
8. Multiple Configurations: It can be configured in step-up, step-down (buck), or inverting configurations.
These features make the NCP3065DR2G suitable for LED drivers, battery chargers, and general-purpose power supply applications.
1. Wide Input Voltage Range: It supports input voltages from 3.0 V to 40 V, making it suitable for numerous power sources.
2. High Output Current Capability: The regulator can deliver up to 1.5 A of output current.
3. Adjustable Output Voltage: It offers flexibility with an adjustable output voltage, allowing it to cater to specific application needs.
4. Switching Frequency: The device operates at a fixed frequency of 150 kHz, optimizing efficiency and reducing component size.
5. Current Mode Control: This feature enhances transient response and loop stability.
6. Protection Features: It includes thermal shutdown and cycle-by-cycle current limiting to safeguard against overcurrent and overheating.
7. Low Standby Current: The design ensures reduced power consumption during standby, improving efficiency.
8. Multiple Configurations: It can be configured in step-up, step-down (buck), or inverting configurations.
These features make the NCP3065DR2G suitable for LED drivers, battery chargers, and general-purpose power supply applications.
Pinout
The NCP3065DR2G is a monolithic switching regulator designed by ON Semiconductor. It features an 8-pin configuration in its SOIC-8 package. Here is a brief overview of its pins and functions:
1. Pin 1 (CT): Timing capacitor pin. This pin sets the oscillator frequency with an external capacitor.
2. Pin 2 (GND): Ground connection, used as the reference point for the device.
3. Pin 3 (FB): Feedback pin. It receives the feedback voltage from the output to regulate it.
4. Pin 4 (CS): Current sense pin. This pin is used for current limit protection.
5. Pin 5 (VCC): Supply voltage pin, providing the input voltage necessary for device operation.
6. Pin 6 (DRIVE): Drive output pin. It drives the gate of an external switching transistor.
7. Pin 7 (IPK): Peak current set pin, used for setting the peak current limit.
8. Pin 8 (SW): Switch pin. It is connected to the collector of the internal switch transistor.
The NCP3065DR2G is primarily used in applications such as LED drivers and DC-DC converters, providing efficient voltage regulation and current control.
1. Pin 1 (CT): Timing capacitor pin. This pin sets the oscillator frequency with an external capacitor.
2. Pin 2 (GND): Ground connection, used as the reference point for the device.
3. Pin 3 (FB): Feedback pin. It receives the feedback voltage from the output to regulate it.
4. Pin 4 (CS): Current sense pin. This pin is used for current limit protection.
5. Pin 5 (VCC): Supply voltage pin, providing the input voltage necessary for device operation.
6. Pin 6 (DRIVE): Drive output pin. It drives the gate of an external switching transistor.
7. Pin 7 (IPK): Peak current set pin, used for setting the peak current limit.
8. Pin 8 (SW): Switch pin. It is connected to the collector of the internal switch transistor.
The NCP3065DR2G is primarily used in applications such as LED drivers and DC-DC converters, providing efficient voltage regulation and current control.
Manufacturer
The NCP3065DR2G is manufactured by ON Semiconductor, a company that specializes in power and signal management, logic, discrete, and custom devices. ON Semiconductor provides a wide range of semiconductor solutions that enable energy-efficient electronics and help customers solve design challenges in various markets including automotive, industrial, cloud power, and other applications.
Application
The NCP3065DR2G is a versatile DC-DC converter designed for various applications. It is commonly used in LED driver circuits due to its ability to efficiently regulate current and voltage. Additionally, it finds applications in battery-powered devices, providing efficient power management and prolonging battery life. The device is also suitable for automotive lighting and power systems, offering robust performance under varying conditions. Other uses include solar-powered devices, where it helps in maximizing power extraction and conversion efficiency. Its versatility and efficiency make it a popular choice in consumer electronics, industrial equipment, and telecommunications systems.
Package
The NCP3065DR2G is typically available in a SOIC-8 package, which is a small outline integrated circuit with 8 leads.
