Overview
The NCP3064BMNTXG is a monolithic power switching regulator produced by onsemi, designed for DC-DC converter applications. It is an upgrade to the popular MC33063A and MC34063A monolithic DC-DC converters, offering higher frequency operation and enhanced features. This device is optimized for step-down, step-up, and voltage-inverting converter applications with a minimal number of external components.
The NCP3064 series includes devices with various package options, such as the DFN-8 4x4 package for the NCP3064BMNTXG. This component is suitable for cost-sensitive consumer products as well as equipment in industrial markets.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Input Voltage Range | VCC | 3.0 to 40 | V |
| Output Switch Current | ISW | 1.5 | A |
| Oscillator Frequency | fOSC | 110 to 190 | kHz |
| Current Limit Sense Voltage | VIPK | 165 to 235 | mV |
| Threshold Voltage | VTH | 1.25 | V |
| Thermal Resistance Junction-to-Air (DFN-8) | RθJA | 78 | °C/W |
| Maximum Junction Temperature | TJ MAX | 150 | °C |
| Storage Temperature Range | TSTG | -65 to +150 | °C |
Key Features
- Input Voltage Range from 3.0 V to 40 V
- Logic Level Shutdown Capability
- Low Power Standby Mode, Typical 100 μA
- Adjustable Output Voltage Range
- 150 kHz Frequency Operation
- Precision 1.5% Reference Voltage
- Internal Thermal Shutdown Protection
- Cycle-by-Cycle Current Limiting
- Pb-Free Devices
- NCV Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements
Applications
- Step-Down, Step-Up, and Voltage-Inverting Supply Applications
- High Power LED Lighting
- Battery Chargers
- Cost-Sensitive Consumer Products
- Industrial Equipment
Q & A
- What is the input voltage range of the NCP3064BMNTXG?
The input voltage range is from 3.0 V to 40 V.
- What is the maximum output switch current of the NCP3064BMNTXG?
The maximum output switch current is 1.5 A.
- What is the typical oscillator frequency of the NCP3064BMNTXG?
The typical oscillator frequency is around 150 kHz.
- Does the NCP3064BMNTXG have thermal shutdown protection?
Yes, it has internal thermal shutdown protection.
- What are the common applications of the NCP3064BMNTXG?
Common applications include step-down, step-up, and voltage-inverting supply applications, high power LED lighting, and battery chargers.
- What is the purpose of the ON/OFF pin on the NCP3064BMNTXG?
The ON/OFF pin allows for logic level shutdown capability, enabling low power standby mode when pulled low or left floating.
- What is the thermal resistance junction-to-air for the DFN-8 package?
The thermal resistance junction-to-air for the DFN-8 package is 78 °C/W.
- Is the NCP3064BMNTXG Pb-free?
Yes, the NCP3064BMNTXG is a Pb-free device.
- What is the storage temperature range for the NCP3064BMNTXG?
The storage temperature range is from -65 °C to +150 °C.
- Can the NCP3064BMNTXG be used in automotive applications?
Yes, the NCV prefix version is suitable for automotive and other applications requiring unique site and control change requirements.
