Manufacturer: Intersil
Win Source Part Number: 777487-ISL9444CRZ
Packaging: Tube
Operating Temperature Range: 0°C ~ 85°C (TA)
Package: 40-VFQFN Exposed Pad
Output Type: Transistor Driver
Function: Step-Down
Topology: Buck
Frequency - Switching: 200kHz ~ 1.2MHz
Control Features: Enable, Frequency Control, Phase Control, Power Fail, Power Good, Soft Start, Tracking
Supply Voltage: 4.5 V ~ 28 V
Number of Outputs: 3
Output Configuration: Positive
Synchronous Rectifier: Yes
Family Name: ISL9444
Output Phases: 2
Clock Sync: Yes
Categories: Integrated Circuits (ICs)
Manufacturer Package: 40-QFN (5x5)
Alternative Parts (Cross-Reference): MAX8514AEI+; MAX8514AEI-T; MAX8513EEI+; MAX8513EEI;
ECCN: EAR99
Country of Origin: Malaysia
Estimated EOL Date: 2027
Popularity: Medium
Fake Threat In the Open Market: 45 pct.
Supply and Demand Status: Limited
Buck Regulator Positive Output Step-Down DC-DC Controller IC 40-QFN (5x5)
IC REG CTRLR BUCK 32QFN
Buck Regulator Positive Output Step-Down DC-DC Controller IC 40-QFN (5x5)
Buck Regulator Positive Output Step-Down DC-DC Controller IC 40-QFN (5x5)
| Win Source Electronics | DigiKey | Lingto Electronic Limited | Quarktwin Technology Ltd. | 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 | 777487-ISL9444CRZ | ISL9444CRZ-ND | ISL9444CRZ | ISL9444CRZ | ISL9444CRZ |
| Product Name | PMIC - PMIC - Voltage Regulators - DCDC Switching Controllers - ISL9444CRZ | DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers | DC DC Switching Controllers | DC DC Switching Controllers |
| Configuration / Function | Buck; Buck | Buck | |||
| Output Voltage Type | Transistor Driver | Fixed; Transistor Driver | Fixed; Transistor Driver | ||
| Package Type | Other; 40-VFQFN Exposed Pad | Other; 40-VFQFN Exposed Pad | Other; 40-VFQFN Exposed Pad | Other; 40-VFQFN Exposed Pad | |
| Special Features | Multiple Outputs; Synchronous Rectification; Enable, Frequency Control, Phase Control, Power Fail, Power Good, Soft Start, Tracking | Synchronous Rectification | Enable, Frequency Control, Phase Control, Power Fail, Power Good, Soft Start, Tracking |
