Overview
The ADP2108ACBZ-1.5-R7 is a high-efficiency, low quiescent current step-down DC-to-DC converter manufactured by Analog Devices Inc. This component 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 proprietary high-speed current mode, constant frequency PWM control scheme for excellent stability and transient response.
Key Specifications
| Parameter | Value |
|---|---|
| Input Voltage Range | 2.3 V to 5.5 V |
| Output Voltage | 1.5 V (for this specific model) |
| Maximum Load Current | 600 mA |
| Fixed Frequency | 3 MHz |
| Typical Quiescent Current | 18 μA |
| Peak Efficiency | 95% |
| Package Types | 5-ball WLCSP, 5-lead TSOT |
| Shutdown Supply Current | 0.2 μA |
| Thermal Shutdown Protection | Yes |
| Current Overload Protection | Yes |
| Undervoltage Lockout | Yes |
Key Features
- High efficiency with a 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 and internal compensation
- Internal soft start to prevent input current overshoot at startup
- 100% duty cycle low dropout mode
- Power save mode to reduce switching frequency under light load conditions
- Thermal shutdown protection and current overload protection
- Undervoltage lockout to prevent deep battery discharge
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-1.5-R7? The input voltage range is 2.3 V to 5.5 V.
- What is the maximum load current of the ADP2108ACBZ-1.5-R7? The maximum load current is 600 mA.
- What is the fixed frequency of operation for the ADP2108ACBZ-1.5-R7? The fixed frequency is 3 MHz.
- What is the typical quiescent current of the ADP2108ACBZ-1.5-R7? The typical quiescent current is 18 μA.
- Does the ADP2108ACBZ-1.5-R7 have thermal shutdown protection? Yes, it does.
- What are the package types available for the ADP2108ACBZ-1.5-R7? The available package types are 5-ball WLCSP and 5-lead TSOT.
- Does the ADP2108ACBZ-1.5-R7 support power save mode? Yes, it does support power save mode to reduce switching frequency under light load conditions.
- What is the output voltage for the ADP2108ACBZ-1.5-R7 model? The output voltage for this specific model is 1.5 V.
- Does the ADP2108ACBZ-1.5-R7 have undervoltage lockout? Yes, it does have undervoltage lockout to prevent deep battery discharge.
- Is the ADP2108ACBZ-1.5-R7 internally compensated? Yes, it is internally compensated.
