Overview
The ADP2106ACPZ-1.8-R7, produced by Analog Devices Inc., is a low quiescent current, synchronous step-down DC-DC converter. It is part of the ADP2105/ADP2106/ADP2107 family, which is designed for high efficiency and compact packaging. This device operates with an input voltage range of 2.7 V to 5.5 V and can regulate an output voltage down to 0.8 V. The ADP2106 specifically supports a maximum load current of 1.5 A, making it suitable for a variety of portable and consumer electronic applications.
Key Specifications
| Parameter | Value |
|---|---|
| Input Voltage Range | 2.7 V to 5.5 V |
| Output Voltage Range | 0.8 V to VIN (adjustable) |
| Maximum Load Current | 1.5 A |
| Switching Frequency | 1.2 MHz |
| Quiescent Current | 20 μA |
| Shutdown Supply Current | 0.1 μA |
| Package Type | 16-lead 4 mm × 4 mm LFCSP |
| Operating Temperature Range | −40°C to +125°C |
| Efficiency | Up to 97% |
Key Features
- High efficiency up to 97%
- Ultralow quiescent current of 20 μA
- Integrated synchronous rectifier for minimal external part count
- Smooth transition into low dropout (LDO) mode
- Enable/shutdown logic input
- Undervoltage lockout to prevent deep battery discharge
- Programmable soft start to limit inrush current at startup
- Supported by ADIsimPower™ design tool
Applications
- Mobile handsets
- PDAs and palmtop computers
- Telecommunication and networking equipment
- Set top boxes
- Audio/video consumer electronics
Q & A
- What is the input voltage range of the ADP2106ACPZ-1.8-R7?
The input voltage range is from 2.7 V to 5.5 V.
- What is the maximum load current supported by the ADP2106ACPZ-1.8-R7?
The maximum load current is 1.5 A.
- What is the switching frequency of the ADP2106ACPZ-1.8-R7?
The switching frequency is 1.2 MHz.
- What is the quiescent current of the ADP2106ACPZ-1.8-R7?
The quiescent current is 20 μA.
- What package type does the ADP2106ACPZ-1.8-R7 come in?
The package type is a 16-lead 4 mm × 4 mm LFCSP.
- What are the key features of the ADP2106ACPZ-1.8-R7?
Key features include high efficiency, ultralow quiescent current, integrated synchronous rectifier, smooth transition into LDO mode, enable/shutdown logic input, undervoltage lockout, and programmable soft start.
- What applications is the ADP2106ACPZ-1.8-R7 suitable for?
It is suitable for mobile handsets, PDAs, telecommunication and networking equipment, set top boxes, and audio/video consumer electronics.
- How does the ADP2106ACPZ-1.8-R7 manage power efficiency under different load conditions?
Under medium to high load currents, it uses a current mode, constant frequency PWM control scheme. Under light load conditions, it uses a pulse frequency modulation (PFM) control scheme to reduce switching frequency and save power.
- What is the thermal shutdown threshold of the ADP2106ACPZ-1.8-R7?
The thermal shutdown threshold is 140 °C.
- Is the ADP2106ACPZ-1.8-R7 supported by any design tools?
Yes, it is supported by the ADIsimPower™ design tool.
