R1271 30 V / 1 A Buck DC/DC Converter with High Efficiency
The R1271 has a maximum input voltage rating of 42 V. The switching frequency of 2 MHz enables the use of small inductors. Peak efficiency is 85% and EMI noise reduction achieved by a spread spectrum clock generator.
Part List
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
![]() | ![]() | R1271L331B-TR-K | IC REG BUCK 3.3V 1A 12DFN | 5985 - Immediate | $127.40 | View Details |
![]() | ![]() | R1271L501A-TR-K | IC REG BUCK 5V 1A 12DFN | 2528 - Immediate | $127.40 | View Details |
![]() | ![]() | R1271L331B-TR | IC REG BUCK 3.3V 1A 12DFN | 11181 - Immediate | $79.30 | View Details |
![]() | ![]() | R1271L501A-TR | IC REG BUCK 5.5V 1A 12DFN | 3514 - Immediate | $79.30 | View Details |



