Overview
The NCP3020BDR2G is a synchronous buck controller designed and manufactured by onsemi. This PWM (Pulse Width Modulation) device is engineered to operate over a wide input voltage range of 4.7 V to 28 V and can produce an output voltage as low as 0.6 V. It is available in a SOIC-8 package and is suitable for various power management applications. The NCP3020BDR2G integrates high-side and low-side N-channel power MOSFET drivers and includes an internal boost circuit for the high-side MOSFET gate driver. The device also features several protection mechanisms, including input undervoltage lockout, output overvoltage and undervoltage protection, and thermal shutdown.
Key Specifications
| Characteristic | Min | Max | Unit | |
|---|---|---|---|---|
| Input Voltage Range | 4.7 | - | 28 | V |
| Switching Frequency | - | - | 600 kHz (NCP3020B) | - |
| Output Voltage Range | 0.6 | - | - | V |
| VCC Supply Current | - | 7.8 | 13 | mA |
| Operating Junction Temperature Range | -40 | - | 140 | °C |
| Package Type | - | - | SOIC-8 | - |
| Maximum Average Current | - | - | 130 | mA |
Key Features
- Input voltage range from 4.7 V to 28 V
- Internally set switching frequency of 600 kHz (NCP3020B) or 300 kHz (NCP3020A)
- 0.6 V internal reference voltage
- Internally programmed soft-start (4.4 ms for NCP3020B, 6.8 ms for NCP3020A)
- Integrated gate drivers for high-side and low-side N-channel power MOSFETs
- Internal boost circuit for high-side MOSFET gate driver
- Externally compensated transconductance error amplifier
- Protection features: input undervoltage lockout, output overvoltage and undervoltage protection, short circuit protection, and thermal shutdown
- Pb-free device
- NCV prefix for automotive and other applications requiring site and change controls
Applications
The NCP3020BDR2G is suitable for a variety of power management applications, including:
- DC-DC converters in industrial and consumer electronics
- Automotive systems requiring robust power management
- Telecommunication equipment
- Server and data storage systems
- Other applications requiring high-efficiency step-down voltage conversion
Q & A
- What is the input voltage range of the NCP3020BDR2G?
The input voltage range is from 4.7 V to 28 V.
- What is the switching frequency of the NCP3020BDR2G?
The switching frequency is 600 kHz for the NCP3020B model.
- What is the minimum output voltage that the NCP3020BDR2G can produce?
The minimum output voltage is 0.6 V.
- What type of package does the NCP3020BDR2G come in?
The device is available in a SOIC-8 package.
- Does the NCP3020BDR2G have built-in protection features?
Yes, it includes input undervoltage lockout, output overvoltage and undervoltage protection, short circuit protection, and thermal shutdown.
- Is the NCP3020BDR2G a Pb-free device?
Yes, it is a Pb-free device.
- What is the operating junction temperature range of the NCP3020BDR2G?
The operating junction temperature range is from -40°C to 140°C.
- Does the NCP3020BDR2G have an internally programmed soft-start feature?
Yes, it has an internally programmed soft-start feature, with a duration of 4.4 ms for the NCP3020B model.
- What is the maximum average current rating for the NCP3020BDR2G?
The maximum average current rating is 130 mA.
- Is the NCP3020BDR2G suitable for automotive applications?
Yes, it is suitable for automotive and other applications requiring site and change controls, denoted by the NCV prefix.
