A81805KESJSR
- operating_input_voltage_min_v
- 3.5
- operating_input_voltage_max_v
- 40
- output_current_a
- 2.5
- topology
- Buck
- frequency
- 0.4 to 2.5
- package
- 20-Pin QFN
- market
- Automotive, Industrial
DCDC Regulators
40V, 2.5A Synchronous Buck Regulator with Ultra-Low Quiescent Current and Low EMI
A81805
Markets Served
The A81805 provides high-efficiency and low-noise power conversion with up to 2.5A output current. Its ultra-low quiescent current (6µA) extends battery life, while integrated compensation and spread spectrum minimize external components and EMI.
Product Details
Product Details
Top Features
- Wide input voltage range: 3.5V to 40V
- AEC-Q100 Grade 0 qualified
- High efficiency: 92%, 12 to 5V at 1A
- Low EMI: spread spectrum dithering
- Wide switching frequency range: 250kHz to 2.5MHz
- Up to 2.5A continuous output current
Target Application
Part Number Specifications and Availability
View Full Specification Details
A81805KESJSR-1
- operating_input_voltage_min_v
- 3.5
- operating_input_voltage_max_v
- 40
- output_current_a
- 2.5
- topology
- Buck
- frequency
- 0.4 to 2.5
- package
- 20-Pin QFN
- market
- Automotive, Industrial
