Overview
The ADP151ACBZ-2.5-R7, produced by Analog Devices Inc., is an ultralow noise, low dropout (LDO) linear regulator. This device operates from an input voltage range of 2.2 V to 5.5 V and provides up to 200 mA of output current. It is designed for noise-sensitive analog and RF applications, offering superior noise performance without the need for a noise bypass capacitor. The ADP151 is ideal for battery-operated, portable equipment due to its low quiescent current and low shutdown current consumption.
Key Specifications
| Parameter | Symbol | Test Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Input Voltage Range | VIN | 2.2 | 5.5 | V | ||
| Output Current | IOUT | 200 | mA | |||
| Output Voltage Options | VOUT | 1.1 | 3.3 | V | ||
| Dropout Voltage | VDROPOUT | IOUT = 200 mA | 135 | 230 | mV | |
| Quiescent Current | IGND | IOUT = 0 mA | 10 | μA | ||
| Quiescent Current | IGND | IOUT = 200 mA | 265 | μA | ||
| Shutdown Current | ISHDN | < 1 | μA | |||
| Noise Performance | VNOISE | 9 | μV rms | |||
| Operating Temperature Range | TJ | -40 | 125 | °C | ||
| Package Options | TSOT, LFCSP, WLCSP |
Key Features
- Ultralow Noise Performance: Achieves 9 µV rms noise without the need for a noise bypass capacitor, making it ideal for noise-sensitive analog and RF applications.
- Low Dropout Voltage: 135 mV at 200 mA load, improving efficiency and allowing operation over a wide input voltage range.
- Low Quiescent Current: 10 µA with IOUT = 0 mA and 265 µA with IOUT = 200 mA, suitable for battery-operated portable equipment.
- Low Shutdown Current: Less than 1 µA, enhancing power efficiency in standby modes.
- Stable Operation with Small Capacitors: Stable with 1 µF ceramic input and output capacitors.
- Short-Circuit and Thermal Overload Protection: Prevents damage in adverse conditions.
- Multiple Package Options: Available in TSOT, LFCSP, and WLCSP packages for various application requirements.
Applications
The ADP151ACBZ-2.5-R7 is suitable for a variety of applications, including:
- Consumer Electronics: Portable devices, audio equipment, and other consumer electronics requiring low noise and high efficiency.
- Telecommunications: RF and analog circuits in telecommunications equipment.
- Computers and Peripherals: Low power, high performance computing and peripheral devices.
- Battery-Operated Devices: Devices requiring low quiescent current and high efficiency to extend battery life.
Q & A
- What is the input voltage range of the ADP151ACBZ-2.5-R7? The input voltage range is from 2.2 V to 5.5 V.
- What is the maximum output current of the ADP151ACBZ-2.5-R7? The maximum output current is 200 mA.
- What is the typical noise performance of the ADP151ACBZ-2.5-R7? The typical noise performance is 9 µV rms.
- Does the ADP151ACBZ-2.5-R7 require a noise bypass capacitor? No, it does not require a noise bypass capacitor.
- What are the package options available for the ADP151ACBZ-2.5-R7? It is available in TSOT, LFCSP, and WLCSP packages.
- What is the quiescent current of the ADP151ACBZ-2.5-R7 at full load? The quiescent current is typically 265 µA at full load.
- Does the ADP151ACBZ-2.5-R7 have built-in protection features? Yes, it includes short-circuit and thermal overload protection.
- What is the operating temperature range of the ADP151ACBZ-2.5-R7? The operating temperature range is from -40°C to 125°C.
- Is the ADP151ACBZ-2.5-R7 suitable for battery-operated devices? Yes, it is suitable due to its low quiescent current and low shutdown current.
- What is the dropout voltage of the ADP151ACBZ-2.5-R7 at 200 mA load? The dropout voltage is typically 135 mV at 200 mA load.
