Overview
The ADP165ACBZ-1.8-R7 is a very low quiescent current, low dropout (LDO) linear regulator produced by Analog Devices Inc. This device operates from an input voltage range of 2.2 V to 5.5 V and provides up to 150 mA of output current. It is designed for stable operation with small ceramic input and output capacitors, making it suitable for high-performance, space-constrained applications. The ADP165ACBZ-1.8-R7 is available in a 4-ball WLCSP package and features a fixed output voltage of 1.8 V.
Key Specifications
| Parameter | Value |
|---|---|
| Input Voltage Range | 2.2 V to 5.5 V |
| Output Voltage | 1.8 V (fixed) |
| Maximum Output Current | 150 mA |
| Quiescent Current (IQ) | 590 nA (with 0 µA load), 890 nA (with 1 µA load) |
| Dropout Voltage | 120 mV at 150 mA load |
| Output Voltage Accuracy | ±1% initial, ±3.5% over line, load, and temperature |
| PSRR | 72 dB at 100 Hz, VOUT = 1.2 V |
| Shutdown Current | 50 nA typical |
| Thermal Shutdown Threshold | 150 °C |
| Package Type | 4-ball WLCSP |
Key Features
- Very low quiescent current to minimize power consumption.
- Low dropout voltage of 120 mV at 150 mA load for improved efficiency.
- Stable operation with 1 µF ± 30% ceramic input and output capacitors.
- Current-limit and thermal overload protection for reliability.
- Logic control enable with low shutdown current.
- Integrated output discharge resistor (ADP165 only).
- Compact 4-ball WLCSP package for space-constrained applications.
Applications
The ADP165ACBZ-1.8-R7 is suitable for a variety of applications requiring low power consumption and high efficiency, such as:
- Portable electronics and battery-powered devices.
- Wireless communication devices.
- Medical devices and healthcare equipment.
- Automotive systems and infotainment.
- Industrial control and automation systems.
Q & A
- What is the input voltage range of the ADP165ACBZ-1.8-R7?
The input voltage range is from 2.2 V to 5.5 V. - What is the maximum output current of the ADP165ACBZ-1.8-R7?
The maximum output current is 150 mA. - What is the quiescent current of the ADP165ACBZ-1.8-R7?
The quiescent current is 590 nA with a 0 µA load and 890 nA with a 1 µA load. - What is the dropout voltage of the ADP165ACBZ-1.8-R7 at 150 mA load?
The dropout voltage is 120 mV at 150 mA load. - Does the ADP165ACBZ-1.8-R7 have thermal protection?
Yes, it has thermal overload protection with a thermal shutdown threshold of 150 °C. - What is the package type of the ADP165ACBZ-1.8-R7?
The package type is a 4-ball WLCSP. - Is the ADP165ACBZ-1.8-R7 suitable for high-performance applications?
Yes, it is designed for stable operation in high-performance, space-constrained applications. - Does the ADP165ACBZ-1.8-R7 have an adjustable output voltage option?
No, the ADP165ACBZ-1.8-R7 has a fixed output voltage of 1.8 V, but other versions of the ADP165/ADP166 can have adjustable output voltage options. - What is the PSRR of the ADP165ACBZ-1.8-R7 at 100 Hz?
The PSRR is 72 dB at 100 Hz, VOUT = 1.2 V. - Does the ADP165ACBZ-1.8-R7 have an integrated output discharge resistor?
Yes, the ADP165 (but not the ADP166) includes an integrated output discharge resistor.
