| Part Number | ISL81801FRTZ-T7A | ISL81802FRTZ-T7A | 
|---|---|---|
| Manufacturer | Renesas Electronics America Inc | Renesas Electronics America Inc | 
| Category | PMIC - Voltage Regulators - DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers | 
|   |   | |
| Product Status | Active | Active | 
| Output Type | Transistor Driver | Transistor Driver | 
| Function | Step-Up/Step-Down | Step-Down | 
| Output Configuration | Positive | Positive | 
| Topology | Buck-Boost | Buck | 
| Number of Outputs | 4 | 2 | 
| Output Phases | 2 | 2 | 
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 80V | 4.5V ~ 80V | 
| Frequency - Switching | 100kHz ~ 600kHz | 100kHz ~ 1MHz | 
| Duty Cycle (Max) | - | - | 
| Synchronous Rectifier | Yes | Yes | 
| Clock Sync | Yes | Yes | 
| Serial Interfaces | - | - | 
| Control Features | - | - | 
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 32-WFQFN Exposed Pad | 32-WFQFN Exposed Pad | 
| Supplier Device Package | 32-TQFN (5x5) | 32-TQFN (5x5) |