Overview
The NCV4275CDT33RKG is an integrated low dropout regulator designed for use in harsh automotive environments. It is part of the NCV4275C series from onsemi, offering a robust solution for power management in automotive and related applications. This regulator is available in DPAK and D2PAK surface mount packages and is pin-for-pin compatible with the NCV4275A. It features a wide operating temperature range and input voltage range, making it suitable for various automotive electronics and embedded systems.
Key Specifications
| Characteristic | Value | Unit |
|---|---|---|
| Output Voltage | 3.3 V ±2% | V |
| Output Current | 450 mA | mA |
| Input Voltage Range | 4.4 V to 42 V | V |
| Dropout Voltage | 500 mV (max) | mV |
| Quiescent Current | 150 µA | µA |
| Operating Temperature Range | -40°C to 150°C | °C |
| Package Type | DPAK-5 (TO-252-5) | |
| Power Supply Rejection Ratio (PSRR) | 60 dB at 100 Hz | dB |
| Protection Features | Over Temperature, Reverse Polarity, Short Circuit | |
| Reset Control Feature | Active Reset Output |
Key Features
- Output Voltage Options: 3.3 V ±2% with 450 mA output current.
- Low Dropout Voltage: 500 mV (max) for improved efficiency.
- Very Low Current Consumption: Quiescent current of 150 µA.
- Fault Protection: Includes overcurrent, overtemperature, reverse polarity, and short circuit protection.
- Active Reset Output: Programmable microprocessor reset with reset low down to VQ = 1.0 V.
- High PSRR: 60 dB at 100 Hz for stable output voltage.
- AEC-Q100 Qualified: Meets automotive reliability standards.
- Surface Mount Package: Available in DPAK and D2PAK packages for easy integration.
Applications
- Automotive Electronics: Suitable for use in harsh automotive environments, including auto body electronics and other automotive systems.
- Embedded Systems: Ideal for power supply circuits in embedded systems requiring stable and efficient voltage regulation.
- Power Supply Circuits: Used in various power supply circuits where low dropout voltage and high current capability are necessary.
Q & A
- What is the output voltage of the NCV4275CDT33RKG?
The output voltage is 3.3 V with a ±2% accuracy.
- What is the maximum output current of the NCV4275CDT33RKG?
The maximum output current is 450 mA.
- What is the input voltage range for the NCV4275CDT33RKG?
The input voltage range is from 4.4 V to 42 V.
- What type of protection features does the NCV4275CDT33RKG have?
It includes overcurrent, overtemperature, reverse polarity, and short circuit protection.
- What is the quiescent current of the NCV4275CDT33RKG?
The quiescent current is 150 µA.
- What is the operating temperature range of the NCV4275CDT33RKG?
The operating temperature range is from -40°C to 150°C.
- Is the NCV4275CDT33RKG AEC-Q100 qualified?
Yes, it is AEC-Q100 qualified, meeting automotive reliability standards.
- What type of package is the NCV4275CDT33RKG available in?
It is available in DPAK-5 (TO-252-5) surface mount packages.
- Does the NCV4275CDT33RKG have an active reset feature?
Yes, it has an active reset output with a programmable microprocessor reset.
- What is the Power Supply Rejection Ratio (PSRR) of the NCV4275CDT33RKG?
The PSRR is 60 dB at 100 Hz.
