The RT6283B is a synchronous step-down DC-DC converter capable of delivering up to 3A output current with an input voltage range of 4.5V to 30V. It features high efficiency, achieving up to 95% conversion efficiency, thanks to its integrated 150mΩ high side and 80mΩ low side MOSFETs. The device operates at a fixed frequency of 500kHz and allows for adjustable output voltage from 0.8V to 24V. Protection features include cycle-by-cycle current limit, input under-voltage lockout, output under-voltage protection, and thermal shutdown, ensuring reliable operation under various conditions. The RT6283B is designed for applications such as distributed power systems, notebook computers, and vehicle electronics. It comes in an SOP-8 package with an exposed pad for enhanced thermal dissipation.
Win Source Part Number: 1108689-RT6283BGSP
Category: Integrated Circuits (ICs)>PMIC - Voltage Regulators - DC DC Switching Regulators
Package: Tape & Reel
Standard Package: 3,500
Mounting: SMD (SMT)
Current - Output: 3A
Output Type: Adjustable
Function: Step-Down
Topology: Buck
Frequency - Switching: 500kHz
Voltage - Output (Max): 24V
Number of Outputs: 1
Output Configuration: Positive
Voltage - Input (Min): 30V
Voltage - Input (Max): 4.5V
Voltage - Output (Min/Fixed): 0.8V
Synchronous Rectifier: Yes
Package / Case: 8-SOIC (0.154", 3.90mm Width) Exposed Pad
Supplier Device Package: 8-SOP-EP
Temperature Range - Operating: -40°C ~ 85°C (TA)
ECCN: EAR99
Fake Threat In the Open Market: 55 pct.
MSL Level: 3 (168 Hours)
REACH Status: REACH Unaffected
HTSUS: 8542.39.0001
Mfr: Richtek USA Inc.
Other Names: 1028-RT6283BGSPTR,10
"Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 3A 8-SOIC (0.154"", 3.90mm Width) Exposed Pad"
"Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 3A 8-SOIC (0.154"", 3.90mm Width) Exposed Pad"
"Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 3A 8-SOIC (0.154"", 3.90mm Width) Exposed Pad"
IC REG BUCK ADJ 3A SYNC PSOP-8
Buck Switching Regulator IC Positive Adjustable 0.8V 1 Output 3A 8-SOIC (0.154", 3.90mm Width) Exposed Pad
IC REG BUCK ADJUSTABLE 3A 8SOP
| Win Source Electronics | DigiKey | ODG (Origin Data Global) | Quarktwin Technology Ltd. | 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 | 1108689-RT6283BGSP | 1028-RT6283BGSPDKR-ND | RT6283BGSP | RT6283BGSP | RT6283BGSP |
| Product Name | Integrated Circuits (ICs) - PMIC - Voltage Regulators - DC DC Switching Regulators | Voltage Regulators - DC DC Switching Regulators | Voltage Regulators - DC DC Switching Regulators | Voltage Regulators - DC DC Switching Regulators | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - DC DC Switching Regulators |
| Configuration / Function | Buck | Buck | Buck | ||
| Output Voltage Type | Adjustable / Variable; Adjustable | Adjustable / Variable | Adjustable / Variable | Adjustable / Variable; Adjustable | |
| Package Type | SOIC; Other; Tape & Reel | SOIC; Other; "8-SOIC (0.154"", 3.90mm Width) Exposed Pad" | SOIC; Other; 8-SOIC (0.154", 3.90mm Width) Exposed Pad | SOIC; Other; 8-SOIC (0.154\", 3.90mm Width) Exposed Pad | SOIC |
| Special Features | Multiple Outputs; Synchronous Rectification | Synchronous Rectification | |||
| fsw | 500 kHz | 500 kHz | 500 kHz | 500 kHz | 500 kHz |
