Overview
The NCP170AXV210T2G is a part of the NCP170 series of CMOS low dropout regulators produced by onsemi. This device is specifically designed for portable battery-powered applications that require ultra-low quiescent current, ensuring long battery life. The NCP170AXV210T2G features a fixed output voltage of 2.1V and is capable of delivering up to 150 mA of output current. It is available in the SOT-563 package, making it suitable for space-constrained designs.
Key Specifications
| Parameter | Typical Value | Min | Max | Unit |
|---|---|---|---|---|
| Operating Input Voltage | - | 2.2 | 5.5 | V |
| Output Voltage | 2.1 | 2.07 | 2.13 | V |
| Output Current | - | - | 150 | mA |
| Quiescent Current | 0.5 | - | 0.9 | μA |
| Dropout Voltage | - | - | 170 | mV |
| Line Regulation | 0.05 | - | 0.20 | %/V |
| Load Regulation | 1 | -20 | 20 | mV |
| Maximum Junction Temperature | - | - | 150 | °C |
| Storage Temperature | -55 | - | 150 | °C |
| ESD Capability (Human Body Model) | - | - | 2000 | V |
| ESD Capability (Machine Model) | - | - | 200 | V |
Key Features
- Ultra-low quiescent current of typically 0.5 μA, ensuring long battery life.
- Low dropout voltage of typically 170 mV at 150 mA output current.
- High output voltage accuracy of ±1%.
- Stable operation with ceramic capacitors as small as 1 μF.
- Over-current protection and thermal shutdown protection for enhanced reliability.
- Dynamic transient boost feature to improve device transient response, particularly beneficial for wireless communication applications.
- Chip enable pin (Active High) for easy power management.
- Available in small SOT-563 package, suitable for space-constrained designs.
Applications
- Portable battery-powered devices such as smartphones, tablets, and handheld gaming consoles.
- Wireless communication devices including Bluetooth and Wi-Fi modules.
- IoT devices requiring low power consumption and high efficiency.
- Medical devices such as portable diagnostic equipment and wearable health monitors.
- Consumer electronics like GPS devices, MP3 players, and digital cameras.
Q & A
- What is the typical quiescent current of the NCP170AXV210T2G?
The typical quiescent current is 0.5 μA.
- What is the maximum output current of the NCP170AXV210T2G?
The maximum output current is 150 mA.
- What is the dropout voltage at 150 mA output current?
The dropout voltage is typically 170 mV at 150 mA output current.
- What type of capacitors are recommended for stable operation?
Ceramic capacitors as small as 1 μF are recommended for stable operation.
- Does the NCP170AXV210T2G have over-current protection?
- What is the operating input voltage range of the NCP170AXV210T2G?
The operating input voltage range is from 2.2 V to 5.5 V.
- What is the output voltage accuracy of the NCP170AXV210T2G?
The output voltage accuracy is ±1%.
- What package types are available for the NCP170 series?
The NCP170 series is available in XDFN4, SOT-563, and TSOP-5 packages.
- What is the purpose of the dynamic transient boost feature?
The dynamic transient boost feature improves the device's transient response, particularly beneficial for wireless communication applications.
- How does the chip enable pin function?
The chip enable pin is active high, allowing for easy power management by enabling or disabling the regulator.
