Overview
The NCV4275A is an integrated low dropout (LDO) voltage regulator designed by onsemi for use in harsh automotive environments. This regulator is available in two output voltage options: 5.0 V and 3.3 V, with a ±2% tolerance. It is capable of delivering up to 450 mA of output current and features a very low current consumption. The device includes several protective features such as overcurrent protection, overtemperature protection, and a programmable microprocessor reset. The NCV4275A is AEC-Q100 Grade 1 qualified and PPAP capable, ensuring high reliability in automotive applications.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Voltage | VI | −42 | 45 | V | |
| Input Peak Transient Voltage | VI | 45 | V | ||
| Output Voltage (5.0 V Version) | VQ | 4.9 | 5.0 | 5.1 | V |
| Output Voltage (3.3 V Version) | VQ | 3.23 | 3.3 | 3.37 | V |
| Output Current Limitation | IQ | 450 | 700 | mA | |
| Dropout Voltage | Vdr | 500 mV | |||
| Junction Temperature | TJ | −40 | 150 | °C | |
| Storage Temperature | Tstg | −55 | 150 | °C |
Key Features
- 5.0 V and 3.3 V output voltage options with ±2% tolerance
- Up to 450 mA output current
- Very low current consumption
- Active reset output with reset low down to VQ = 1.0 V
- Fault protection including short circuit, thermal overload, and overcurrent protection
- AEC-Q100 Grade 1 qualified and PPAP capable
- Pin compatible with NCV4275
- Pb-free devices
Applications
- Auto body electronics
- Automotive systems requiring high reliability and robustness
Q & A
- What are the output voltage options for the NCV4275A?
The NCV4275A is available in two output voltage options: 5.0 V and 3.3 V, each with a ±2% tolerance.
- What is the maximum output current of the NCV4275A?
The maximum output current of the NCV4275A is 450 mA.
- What kind of protective features does the NCV4275A have?
The NCV4275A includes overcurrent protection, overtemperature protection, and a programmable microprocessor reset.
- What is the operating temperature range of the NCV4275A?
The NCV4275A operates over a junction temperature range of −40°C to 150°C.
- Is the NCV4275A qualified for automotive use?
Yes, the NCV4275A is AEC-Q100 Grade 1 qualified and PPAP capable, making it suitable for harsh automotive environments.
- What packages are available for the NCV4275A?
The NCV4275A is available in DPAK and D2PAK surface mount packages.
- What is the dropout voltage of the NCV4275A?
The dropout voltage of the NCV4275A is up to 500 mV.
- Does the NCV4275A have ESD protection?
Yes, the NCV4275A incorporates ESD protection and is tested according to AEC-Q100 standards.
- What is the thermal shutdown temperature of the NCV4275A?
The thermal shutdown temperature of the NCV4275A is above 150°C.
- Is the NCV4275A Pb-free?
Yes, the NCV4275A is a Pb-free device.
