The UC3573NG4 is a DC-DC switching controller from Quarktwin Technology Ltd., designed for step-down (buck) voltage regulation applications. It comes in an 8-pin PDIP package and operates within a temperature range of 0 to 70 degrees Celsius. The device is classified as "Not Recommended for New Designs" (NRND), indicating that while it may still be in production, it is not advised for use in new projects. The UC3573NG4 features a green (RoHS compliant) design, which aligns with environmental regulations. Engineers considering this part should evaluate its suitability based on the specific requirements of their applications, especially given its NRND status.
Buck Pulse Width Modulator Stepdown Voltage Regulator 8-PDIP 0 to 70
Buck Regulator Positive Output Step-Down DC-DC Controller IC 8-PDIP
SWITCHING CONTROLLER
IC REG CTRLR BUCK 8DIP
Buck Regulator Positive Output Step-Down DC-DC Controller IC 8-PDIP
Buck Regulator Positive Output Step-Down DC-DC Controller IC 8-PDIP
| Texas Instruments | DigiKey | Shenzhen Shengyu Electronics Technology Limited | Lingto Electronic Limited | Quarktwin Technology Ltd. | |
|---|---|---|---|---|---|
| Product Category | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators |
| Product Number | UC3573NG4 | UC3573NG4-ND | UC3573NG4 | UC3573NG4 | UC3573NG4 |
| Product Name | UC3573 Buck Pulse Width Modulator Stepdown Voltage Regulator | DC DC Switching Controllers | Integrated Circuits (ICs) - PMIC - Voltage Regulators - DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers | DC DC Switching Controllers |
| Configuration / Function | Buck | ||||
| Package Type | DIP; Other; "8-DIP (0.300"", 7.62mm)" | DIP; Other; 8-DIP (0.300\", 7.62mm) | |||
| fsw | 100 kHz | 100 kHz | 100 kHz | 100 kHz | |
| Operating Temperature | 0 to 70 C (32 to 158 F) | 0 to 70 C (32 to 158 F) | 0 to 70 C (32 to 158 F) | ||
| Life Cycle Stage | Removed | Removed; Obsolete |
