| Part Number | ISL6420IRZ | ISL6420IR | 
|---|---|---|
| Manufacturer | Intersil | Renesas Electronics America Inc | 
| Category | PMIC - Voltage Regulators - DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Output Type | Transistor Driver | Transistor Driver | 
| Function | Step-Down | Step-Down | 
| Output Configuration | Positive | Positive | 
| Topology | Buck | Buck | 
| Number of Outputs | 1 | 1 | 
| Output Phases | 1 | 1 | 
| Voltage - Supply (Vcc/Vdd) | 5.6V ~ 16V | 5.6V ~ 16V | 
| Frequency - Switching | 100kHz ~ 1.4MHz | 100kHz ~ 1.4MHz | 
| Duty Cycle (Max) | 96% | 96% | 
| Synchronous Rectifier | Yes | Yes | 
| Clock Sync | No | No | 
| Serial Interfaces | - | - | 
| Control Features | Enable, Frequency Control, Phase Control, Power Good, Soft Start | Enable, Frequency Control, Phase Control, Power Good, Soft Start | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 20-VFQFN Exposed Pad | 20-VFQFN Exposed Pad | 
| Supplier Device Package | 20-QFN (4x4) | 20-QFN (4x4) |