Overview
The DCR021205P-U, produced by Texas Instruments, is a part of the DCR02 series of high-efficiency, input-isolated, output-regulated DC/DC converters. These converters offer 2 W of nominal output power and are designed for applications requiring operational isolation. The DCR021205P-U operates from a 12-V input and provides a regulated 5-V output voltage. It is implemented in a standard 10-pin SOP (DVS) package, ensuring high reliability and ease of use in high-volume assembly.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage | 10.8 - 13.2 | V |
| Output Voltage | 5 | V |
| Maximum Output Current | 400 | mA |
| Switching Frequency | 400 kHz | |
| Isolation Voltage (1-second test) | 1 kVrms | |
| Continuous Working Voltage Across Isolation Barrier | 60 VDC / 42.5 VAC | |
| Operating Temperature Range | -40 to 70 | °C |
| Package Type | 10-pin SOP (DVS) | |
| Thermal Shutdown Junction Temperature | 150 °C (activated), 130 °C (deactivated) | °C |
Key Features
- 1-kV isolation (operational): 1-second test
- Continuous voltage applied across isolation barrier: 60 VDC / 42.5 VAC
- UL1950 recognized component
- 10-pin PDIP and SOP packages
- Input voltage: 12 V or 24 V (for different models in the series)
- 5-V output voltage
- Device-to-device synchronization
- Short-circuit protection and thermal protection
- High efficiency with low output noise and high accuracy
Applications
- Point-of-use power conversion
- Digital interface power
- Ground loop elimination
- Power-supply noise reduction
- Generating single or dual positive output voltages in various configurations
Q & A
- What is the nominal output power of the DCR021205P-U?
The nominal output power is 2 W. - What are the input voltage options for the DCR02 series?
The input voltage options are 12 V and 24 V, depending on the specific model. - What is the output voltage of the DCR021205P-U?
The output voltage is 5 V. - What is the maximum output current of the DCR021205P-U?
The maximum output current is 400 mA. - Does the DCR021205P-U support device-to-device synchronization?
Yes, it supports device-to-device synchronization. - What is the isolation voltage rating of the DCR021205P-U?
The isolation voltage rating is 1 kVrms for a 1-second test. - What are the thermal shutdown temperatures for the DCR021205P-U?
The thermal shutdown temperatures are 150 °C (activated) and 130 °C (deactivated). - What type of package does the DCR021205P-U come in?
The DCR021205P-U comes in a 10-pin SOP (DVS) package. - What are some common applications of the DCR021205P-U?
Common applications include point-of-use power conversion, digital interface power, ground loop elimination, and power-supply noise reduction. - Does the DCR021205P-U have built-in protection features?
Yes, it includes short-circuit protection and thermal protection.
