Overview
The ADP2102YCPZ-1.5-R7 is a synchronous step-down DC-to-DC converter produced by Analog Devices Inc. This device 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 available in both fixed and adjustable output voltage options, with the specific model ADP2102YCPZ-1.5-R7 offering a fixed output voltage of 1.5 V. It 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 |
|---|---|
| Input Voltage Range | 2.7 V to 5.5 V |
| Output Voltage | 1.5 V (fixed) |
| Maximum Output Current | 600 mA |
| Operating Frequency | Typical 3 MHz |
| Efficiency | Up to 95% |
| Output Voltage Accuracy | 1% |
| Shutdown Supply Current | 0.01 µA |
| Soft Start Period | 250 µs to 800 µs |
| Thermal Shutdown Threshold | 150 °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 5 V systems
- High efficiency up to 95% and 1% output voltage accuracy
- Compact 8-lead LFCSP package
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-1.5-R7? The input voltage range is from 2.7 V to 5.5 V.
- What is the fixed output voltage of the ADP2102YCPZ-1.5-R7? The fixed output voltage is 1.5 V.
- What is the maximum output current of the ADP2102YCPZ-1.5-R7? The maximum output current is 600 mA.
- What is the typical operating frequency of the ADP2102YCPZ-1.5-R7? The typical operating frequency is 3 MHz.
- What is the efficiency of the ADP2102YCPZ-1.5-R7? The efficiency is up to 95%.
- Does the ADP2102YCPZ-1.5-R7 have thermal shutdown protection? Yes, it has thermal shutdown protection with a threshold of 150 °C.
- What is the package type of the ADP2102YCPZ-1.5-R7? The package type is an 8-lead, 3 mm × 3 mm LFCSP.
- Does the ADP2102YCPZ-1.5-R7 support forced continuous conduction mode? Yes, it supports forced continuous conduction mode when the MODE pin is high.
- What is the shutdown supply current of the ADP2102YCPZ-1.5-R7? The shutdown supply current is 0.01 µA.
- Is the ADP2102YCPZ-1.5-R7 suitable for USB-powered devices? Yes, it is particularly suited for USB-powered devices due to its low duty cycle capability.
