Switching Regulator, Product overview: SC221ULTRT from Semtech 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 key electrical ratings, package details, and application requirements. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 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-SC221ULTRT can be used for catalog matching and distributor lookup.
Win Source Part Number: 1249804-SC221ULTRT
Category: Integrated Circuits (ICs)>PMIC - Voltage Regulators - DC DC Switching Regulators
Package: Bulk
Standard Package: 3,000
Mounting: SMD (SMT)
Current - Output: 650mA
Output Type: Adjustable
Function: Step-Down
Topology: Buck
Frequency - Switching: 20MHz
Voltage - Output (Max): 5.5V
Number of Outputs: 1
Output Configuration: Positive
Voltage - Input (Min): 2.7V
Voltage - Input (Max): 5.5V
Voltage - Output (Min/Fixed): 1V
Synchronous Rectifier: Yes
Package / Case: 8-UFDFN Exposed Pad
Supplier Device Package: 8-MLPD-UT (2x2)
Temperature Range - Operating: -40°C ~ 85°C (TA)
ECCN: EAR99
Fake Threat In the Open Market: 63 pct.
MSL Level: Not Applicable
HTSUS: 8542.39.0001
Mfr: Semtech Corporation
Base Product Number: SC221
Buck Switching Regulator IC Positive Adjustable 1V 1 Output 650mA 8-UFDFN Exposed Pad
Switching Voltage Regulators 20MHZ 800MA SYNC BUCK REG
IC REG BUCK ADJ 650MA 8MLPD
IC REG BUCK ADJ 650MA 8MLPD
Buck Switching Regulator IC Positive Adjustable 1V 1 Output 650mA 8-UFDFN Exposed Pad
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | VAST STOCK CO., LIMITED | Lingto Electronic Limited | Shenzhen Shengyu Electronics Technology 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 | IC Switching Voltage Regulators | IC Switching Voltage Regulators |
| Product Number | 739-SC221ULTRT | 1249804-SC221ULTRT | SC221ULTRT-ND | SC221ULTRT | SC221ULTRT | SC221ULTRT | SC221ULTRT |
| Product Name | Voltage Regulator IC | Integrated Circuits (ICs) - PMIC - Voltage Regulators - DC DC Switching Regulators | Voltage Regulators - DC DC Switching Regulators | Switching Voltage Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - DC DC Switching Regulators | Voltage Regulators - DC DC Switching Regulators |
| Configuration / Function | Buck | Buck | |||||
| Output Voltage Type | Adjustable / Variable; Adjustable | Adjustable / Variable | Adjustable / Variable; Adjustable | ||||
| Package Type | Other; Bulk | Other; 8-UFDFN Exposed Pad | Other; 8-UFDFN Exposed Pad | ||||
| Special Features | Multiple Outputs; Synchronous Rectification | Synchronous Rectification | |||||
| fsw | 20000 kHz | 20000 kHz | 20000 kHz | 20000 kHz | 20000 kHz |