Buck, Boost Regulator Positive Output Step-Up, Step-Down DC-DC Controller IC 40-WQFN (5x5)
Manufacturer: Richtek USA Inc.
Win Source Part Number: 301888-RT9917GQW
Packaging: Bulk
Output Type: PWM
Function: Step-Up, Step-Down
Topology: Buck, Boost
Control Features: Enable, Soft Start
Supply Voltage: 2.7V ~ 5.5V
Number of Outputs: 7
Synchronous Rectifier: Yes
Clock Sync: No
Categories: Integrated Circuits
Supplier Device Package: 40-WQFN (5x5)
Status: Obsolete
Temperature Range - Operating: -40°C ~ 85°C
Manufacturer Package: 40-WFQFN Exposed Pad
Duty Cycle (Maximum): 100%
Alternative Parts (Cross-Reference): MC34063ACD-TR; LM3209TLE/NOPB; LM3209TLX/NOPB;
Popularity: Low
Fake Threat In the Open Market: 61 pct.
Supply and Demand Status: Limited
Manufacturer Pack Quantity: 1
MSL Level: 3 (168 Hours)
Switching Frequency: 1MHz
Buck, Boost Regulator Positive Output Step-Up, Step-Down DC-DC Controller IC 40-WQFN (5x5)
IC POWER MANAGEMENT
| DigiKey | Win Source Electronics | Quarktwin Technology Ltd. | Lingto Electronic Limited | |
|---|---|---|---|---|
| Product Category | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators |
| Product Number | RT9917GQW-ND | 301888-RT9917GQW | RT9917GQW | RT9917GQW |
| Product Name | DC DC Switching Controllers | PMIC - PMIC - Voltage Regulators - DCDC Switching Controllers - RT9917GQW | DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers |
| Configuration / Function | Buck | Buck, Boost | ||
| Package Type | Other; 40-WFQFN Exposed Pad | Other; 40-WFQFN Exposed Pad | Other; 40-WFQFN Exposed Pad | |
| Special Features | Synchronous Rectification | Multiple Outputs; Synchronous Rectification; Enable, Soft Start | Enable, Soft Start | |
| fsw | 1000 kHz | 1000 kHz | 1000 kHz | 1000 kHz |
| Operating Temperature | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) |
