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| Part Number | ISL6552CR-T | ISL6559CR-T | ISL6552CRZ-T | ISL6558CR-T | ISL6552CB-T |
|---|---|---|---|---|---|
| Manufacturer | Renesas Electronics America Inc | Intersil | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Output Type | PWM Signal | PWM Signal | PWM Signal | PWM Signal | PWM Signal |
| Function | Step-Down | Step-Down | Step-Down | Step-Down | Step-Down |
| Output Configuration | Positive | Positive | Positive | Positive | Positive |
| Topology | Buck | Buck | Buck | Buck | Buck |
| Number of Outputs | 4 | 4 | 4 | 4 | 4 |
| Output Phases | 4 | 4 | 4 | 4 | 4 |
| Voltage - Supply (Vcc/Vdd) | 4.75V ~ 5.25V | 4.75V ~ 5.25V | 4.75V ~ 5.25V | 4.75V ~ 5.25V | 4.75V ~ 5.25V |
| Frequency - Switching | 50kHz ~ 1.5MHz | 80kHz ~ 1MHz | 50kHz ~ 1.5MHz | 80kHz ~ 1.5MHz | 50kHz ~ 1.5MHz |
| Duty Cycle (Max) | - | 75% | - | 75% | - |
| Synchronous Rectifier | - | - | - | - | - |
| Clock Sync | No | No | No | No | No |
| Serial Interfaces | - | - | - | - | - |
| Control Features | Enable, Frequency Control, Power Good | Current Limit, Enable, Frequency Control, Power Good | Enable, Frequency Control, Power Good | Enable, Frequency Control, Power Good | Enable, Frequency Control, Power Good |
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 20-VQFN Exposed Pad | 32-VFQFN Exposed Pad | 20-VQFN Exposed Pad | 20-VQFN Exposed Pad | 20-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 20-QFN (5x5) | 32-QFN (5x5) | 20-QFN (5x5) | 20-QFN (5x5) | 20-SOIC |
