Switching Regulator, Current-mode, 2A, 630kHz Switching Freq-Max, 4 X 4 MM, 0.75 MM HEIGHT, LEAD FREE, MO-220WGGD, QFN-20 Product overview: A4490EES-T from Allegro MicroSystems is a Voltage Regulator IC for stable power rails, DC-DC conversion, battery-powered electronics, automotive modules, and embedded power management. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 2A, 630kHz, QFN. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 2A, 630kHz, QFN, Voltage Regulator IC, DC Switching Voltage Regulators. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 739-A4490EES-T can be used for catalog matching and distributor lookup.
Buck Switching Regulator IC Positive Adjustable 0.8V 3 Output 20-WFQFN Exposed Pad
Buck Switching Regulator IC Positive Adjustable 0.8V 3 Output 20-WFQFN Exposed Pad
IC REG BUCK ADJ TRPL 20QFN
IC REG BUCK ADJ TRPL 20QFN
| ERSAELECTRONICS PTE. LTD. | DigiKey | Quarktwin Technology Ltd. | Lingto Electronic Limited | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|
| Product Category | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators |
| Product Number | 739-A4490EES-T | A4490EES-T-ND | A4490EES-T | A4490EES-T | A4490EES-T |
| Product Name | 2A 630kHz QFN Voltage Regulator IC | Voltage Regulators - DC DC Switching Regulators | Voltage Regulators - DC DC Switching Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - DC DC Switching Regulators |
| Output Voltage Type | Adjustable / Variable | Adjustable / Variable | Adjustable / Variable; Adjustable | ||
| Package Type | Other; QFN | Other; 20-WFQFN Exposed Pad | Other; 20-WFQFN Exposed Pad | ||
| Output Voltage | 5 volts | 0.8000 to 30.6 volts | 0.8000 to 30.6 volts | 0.8000 volts | |
| IOUT | 1.5 amps | ||||
| VIN | 34 volts | 4.5 to 34 volts | 4.5 to 34 volts |
