Overview
The ADP2102YCPZ-1.8-R7 is a synchronous step-down DC-DC converter produced by Analog Devices Inc. This component is designed to convert an unregulated input voltage ranging from 2.7 V to 5.5 V to a lower regulated output voltage with high efficiency and accuracy. The ADP2102 is particularly suited for applications requiring low power consumption and high efficiency, such as USB-powered devices, WLAN and gateways, and point-of-load power supplies.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 2.7 to 5.5 | V |
| Output Voltage | 1.8 | V |
| Maximum Output Current | 0.6 | A |
| Switching Frequency | 3 MHz (typical) | Hz |
| Efficiency | Up to 95% | % |
| Shutdown Supply Current | 0.01 µA | A |
| Thermal Shutdown Threshold | 150 °C | °C |
| Package Type | 8-lead, 3 mm × 3 mm LFCSP |
Key Features
- Internal synchronous rectifier and soft start
- Automatic power save mode and forced continuous conduction mode
- Enable/shutdown logic input and undervoltage lockout
- Current limit protection and thermal shutdown
- Low duty cycle capability, ideal for USB applications and submicron processor cores
- Excellent transient response allowing the use of small, low-cost inductors and capacitors
Applications
- USB powered devices
- WLAN and gateways
- Point of loads
- Processor core power from 5 V
- Digital cameras, PDAs, and palmtop computers
- Portable media players and GPS devices
Q & A
- What is the input voltage range of the ADP2102YCPZ-1.8-R7?
The input voltage range is from 2.7 V to 5.5 V.
- What is the fixed output voltage of the ADP2102YCPZ-1.8-R7?
The fixed output voltage is 1.8 V.
- What is the maximum output current of the ADP2102YCPZ-1.8-R7?
The maximum output current is 0.6 A.
- What is the typical switching frequency of the ADP2102YCPZ-1.8-R7?
The typical switching frequency is 3 MHz.
- Does the ADP2102YCPZ-1.8-R7 have thermal shutdown protection?
Yes, it has thermal shutdown protection with a threshold of 150 °C.
- What package type is used for the ADP2102YCPZ-1.8-R7?
The package type is an 8-lead, 3 mm × 3 mm LFCSP.
- Does the ADP2102YCPZ-1.8-R7 support power save mode?
Yes, it supports both power save mode and forced continuous conduction mode.
- What are the key applications of the ADP2102YCPZ-1.8-R7?
Key applications include USB powered devices, WLAN and gateways, point of loads, and portable media players.
- Is the ADP2102YCPZ-1.8-R7 still in production?
No, the ADP2102YCPZ-1.8-R7 is no longer manufactured but may be available from some suppliers.
- What is the efficiency of the ADP2102YCPZ-1.8-R7?
The efficiency can be up to 95%.
