Overview
The NCP170AXV330T2G is a low dropout (LDO) linear voltage regulator from ON Semiconductor, designed for portable battery-powered applications that require ultra-low quiescent current. This regulator is part of the NCP170 series, which is known for its high efficiency and reliability. The NCP170AXV330T2G is specifically configured to provide a fixed output voltage of 3.3V with a maximum output current of 150 mA. It is available in a small SOT-563 package, making it suitable for space-constrained designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Input Voltage Range | 2.2 to 5.5 | V |
| Output Voltage | 3.3 | V |
| Output Current | 150 | mA |
| Quiescent Current (Typical) | 0.5 | μA |
| Dropout Voltage (Typical at 150 mA) | 170 to 240 | mV |
| Line Regulation | 0.05 to 0.20 | %/V |
| Load Regulation | -20 to 20 | mV |
| Power Supply Rejection Ratio (PSRR) at 1 kHz | 30 | dB |
| Thermal Shutdown Protection | Yes | |
| Over-Current Protection | Yes | |
| Package Type | SOT-563 |
Key Features
- Ultra-low quiescent current of 0.5 μA (typical), ensuring long battery life.
- Low dropout voltage of 170 mV (typical) at 150 mA output current.
- High output voltage accuracy of ±1%.
- Stable operation with ceramic capacitors as small as 1 μF.
- Dynamic transient boost feature for improved transient response in wireless communication applications.
- Over-current protection and thermal shutdown protection for enhanced reliability.
- Chip enable pin (active high) for easy power management.
Applications
The NCP170AXV330T2G is ideal for various portable battery-powered devices, including:
- Wireless communication devices such as smartphones, tablets, and IoT devices.
- Portable consumer electronics like MP3 players, GPS devices, and handheld games.
- Medical devices that require low power consumption and high reliability.
- Automotive systems where low quiescent current and high efficiency are crucial.
Q & A
- What is the output voltage of the NCP170AXV330T2G?
The output voltage of the NCP170AXV330T2G is 3.3V. - What is the maximum output current of the NCP170AXV330T2G?
The maximum output current is 150 mA. - What is the typical quiescent current of the NCP170AXV330T2G?
The typical quiescent current is 0.5 μA. - What is the dropout voltage of the NCP170AXV330T2G at 150 mA output current?
The dropout voltage is typically 170 to 240 mV at 150 mA output current. - Does the NCP170AXV330T2G have over-current protection?
Yes, it has over-current protection. - What type of package is the NCP170AXV330T2G available in?
The NCP170AXV330T2G is available in a SOT-563 package. - What is the operating input voltage range of the NCP170AXV330T2G?
The operating input voltage range is from 2.2V to 5.5V. - Is the NCP170AXV330T2G RoHS compliant?
Yes, the NCP170AXV330T2G is RoHS compliant. - What is the thermal shutdown protection feature in the NCP170AXV330T2G?
The thermal shutdown protection feature prevents the device from overheating by shutting it down when the junction temperature exceeds a certain limit. - How does the dynamic transient boost feature benefit the NCP170AXV330T2G?
The dynamic transient boost feature improves the transient response of the device, which is particularly beneficial in wireless communication applications.
