Overview
The ADP2108ACBZ-1.82R7 is a high-efficiency, low quiescent current step-down DC-to-DC converter manufactured by Analog Devices Inc. This device is designed to provide a compact and efficient power management solution for various portable and battery-powered applications. It operates with a fixed frequency of 3 MHz and features a current mode architecture for fast load and line transient response. The converter supports an input voltage range of 2.3 V to 5.5 V and can regulate an output voltage down to 1.0 V, with a maximum load current of 600 mA.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 2.3 to 5.5 | V |
| Output Voltage | 1.82 | V |
| Maximum Load Current | 600 | mA |
| Switching Frequency | 3 | MHz |
| Typical Quiescent Current | 18 | μA |
| Peak Efficiency | 95% | % |
| Package Type | 5-WLCSP, 5-lead TSOT | |
| Operating Temperature Range | -40 to 125 | °C |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- High efficiency with a peak efficiency of 95%.
- Fixed frequency operation at 3 MHz.
- Low quiescent current of 18 μA.
- Current mode architecture for fast load and line transient response.
- Internal synchronous rectifier and internal compensation.
- Internal soft start and current overload protection.
- Thermal shutdown protection.
- 100% duty cycle low dropout mode.
- Supported by ADIsimPower™ design tool.
Applications
- PDAs and palmtop computers.
- Wireless handsets.
- Digital audio and portable media players.
- Digital cameras and GPS navigation units.
Q & A
- What is the input voltage range of the ADP2108ACBZ-1.82R7?
The input voltage range is from 2.3 V to 5.5 V.
- What is the maximum load current of the ADP2108ACBZ-1.82R7?
The maximum load current is 600 mA.
- What is the switching frequency of the ADP2108ACBZ-1.82R7?
The switching frequency is 3 MHz.
- What is the typical quiescent current of the ADP2108ACBZ-1.82R7?
The typical quiescent current is 18 μA.
- What are the package options for the ADP2108ACBZ-1.82R7?
The device is available in 5-WLCSP and 5-lead TSOT packages.
- What is the operating temperature range of the ADP2108ACBZ-1.82R7?
The operating temperature range is from -40°C to 125°C.
- Does the ADP2108ACBZ-1.82R7 have internal protection features?
Yes, it includes current overload protection, thermal shutdown protection, and undervoltage lockout.
- What design tool supports the ADP2108ACBZ-1.82R7?
The device is supported by the ADIsimPower™ design tool.
- What are some typical applications for the ADP2108ACBZ-1.82R7?
Typical applications include PDAs, wireless handsets, digital audio players, digital cameras, and GPS navigation units.
- What is the moisture sensitivity level (MSL) of the ADP2108ACBZ-1.82R7?
The MSL is 1 (Unlimited).
