Overview
The ADP2108ACBZ-3.3-R7 is a high-efficiency, low quiescent current step-down DC-to-DC converter manufactured by Analog Devices Inc. This miniature device is ideal for portable electronics and other applications requiring compact and efficient power management. It operates with an input voltage range of 2.3 V to 5.5 V and regulates an output voltage of 3.3 V with a maximum load current of 600 mA. The device is available in a 5-ball WLCSP or 5-lead TSOT package, making it suitable for space-constrained designs.
Key Specifications
| Parameter | Value |
|---|---|
| Brand | Analog Devices Inc. |
| Topology | Buck |
| Package / Case | 5-ball WLCSP, 5-lead TSOT |
| Output Voltage | 3.3 V |
| Output Current | 600 mA |
| Number of Outputs | 1 Output |
| Input Voltage, Min | 2.3 V |
| Input Voltage, Max | 5.5 V |
| Quiescent Current | 18 μA |
| Switching Frequency | 3 MHz |
| Minimum Operating Temperature | -40°C |
| Maximum Operating Temperature | +125°C |
| Shutdown Supply Current | 0.2 μA |
Key Features
- High efficiency with peak efficiency of 95%
- Low quiescent current of 18 μA
- Fixed frequency operation at 3 MHz
- Current mode architecture for fast load and line transient response
- Internal synchronous rectifier, internal compensation, and internal soft start
- Current overload protection and thermal shutdown protection
- 100% duty cycle low dropout mode
- Power save mode for improved efficiency at light loads
- 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-3.3-R7?
The input voltage range is from 2.3 V to 5.5 V.
- What is the output voltage and current of the ADP2108ACBZ-3.3-R7?
The output voltage is 3.3 V with a maximum load current of 600 mA.
- What is the switching frequency of the ADP2108ACBZ-3.3-R7?
The switching frequency is 3 MHz.
- What are the key features of the ADP2108ACBZ-3.3-R7?
High efficiency, low quiescent current, fixed frequency operation, current mode architecture, and power save mode.
- What are the typical applications of the ADP2108ACBZ-3.3-R7?
PDAs, palmtop computers, wireless handsets, digital audio and media players, and GPS navigation units.
- What packages are available for the ADP2108ACBZ-3.3-R7?
5-ball WLCSP and 5-lead TSOT packages.
- What is the quiescent current of the ADP2108ACBZ-3.3-R7?
The quiescent current is 18 μA.
- Does the ADP2108ACBZ-3.3-R7 have thermal protection?
- What design tool supports the ADP2108ACBZ-3.3-R7?
- What is the shutdown supply current of the ADP2108ACBZ-3.3-R7?
