Overview
The NCP303160MNTWG, produced by onsemi, is an integrated driver and MOSFET solution designed for high-current DC-DC buck power conversion applications. This device integrates a MOSFET driver, high-side MOSFET, and low-side MOSFET into a single package, significantly reducing package parasitics and board space compared to discrete component solutions. It is optimized for high-performance applications and features a universal footprint in a 5 mm x 6 mm PQFN package.
Key Specifications
| Parameter | Min | Max | Unit | |
|---|---|---|---|---|
| Supply Voltage Range (VCC, PVCC) | 4.5 | 5.0 | 5.5 | V |
| Conversion Voltage (VIN) | 4.5 | - | 20 | V |
| Continuous Output Current (FSW = 1 MHz, VIN = 19 V, VOUT = 1 V, TA = 25°C) | - | - | 55 | A |
| Peak Output Current (FSW = 500 kHz, VIN = 19 V, VOUT = 1 V, Duration = 10 ms, Period = 1 s, TA = 25°C) | - | - | 80 | A |
| Junction Temperature | -40 | - | 125 | °C |
| Switching Frequency | - | - | 1 | MHz |
| PWM Input Compatibility | - | - | 3.3 V or 5 V | - |
| Package Type | - | - | PQFN-39 | - |
Key Features
- Capable of average currents up to 60 A and peak currents up to 80 A (10 ms)
- 80 A packaged-level UIS tested to improve robustness
- High-performance, universal footprint, copper-clip 5 mm x 6 mm PQFN package in wettable flank
- Capable of switching at frequencies up to 1 MHz
- Compatible with 3.3 V or 5 V PWM input and responds properly to 3-level PWM inputs
- Precise current monitoring and option for zero cross detection with 3-level PWM
- Internal bootstrap diode and catastrophic fault detection including thermal flag (OTP) for over-temperature condition, over-current protection (OCP), under-voltage lockout (UVLO) on VCC and PVCC, and under-voltage protection fault on Boot-SW
- Pb-free and RoHS compliant
Applications
- Desktop and notebook microprocessors
- Graphic cards
- Routers and switches
Q & A
- What is the maximum continuous output current of the NCP303160MNTWG?
The maximum continuous output current is up to 55 A at a switching frequency of 1 MHz, VIN = 19 V, VOUT = 1 V, and TA = 25°C. - What is the peak output current capability of the NCP303160MNTWG?
The device can handle peak output currents up to 80 A for 10 ms duration. - What are the compatible PWM input voltages for the NCP303160MNTWG?
The device is compatible with 3.3 V or 5 V PWM input signals. - What is the maximum switching frequency of the NCP303160MNTWG?
The device can switch at frequencies up to 1 MHz. - Does the NCP303160MNTWG support zero current detection?
Yes, it supports zero current detection with 3-level PWM inputs. - What are the key fault detection features of the NCP303160MNTWG?
The device includes thermal flag (OTP) for over-temperature condition, over-current protection (OCP), under-voltage lockout (UVLO) on VCC and PVCC, and under-voltage protection fault on Boot-SW. - Is the NCP303160MNTWG Pb-free and RoHS compliant?
Yes, the device is Pb-free and RoHS compliant. - What is the package type of the NCP303160MNTWG?
The device is packaged in a 5 mm x 6 mm PQFN-39 package. - What are the typical applications of the NCP303160MNTWG?
The device is typically used in desktop and notebook microprocessors, graphic cards, and routers and switches. - How does the NCP303160MNTWG handle current monitoring?
The device accurately senses high-side and low-side MOSFET currents, summing them to replicate the output filter inductor current.
