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| Part Number | ISL6521CB | ISL6529CB | ISL6521CBZ | ISL6528CB |
|---|---|---|---|---|
| Manufacturer | Renesas Electronics America Inc | Intersil | Intersil | Intersil |
| Product Status | Obsolete | Active | Obsolete | Obsolete |
| Topology | Step-Down (Buck) Synchronous (1), Linear (LDO) (3) | Step-Down (Buck) Synchronous (1), Linear (LDO) (1) | Step-Down (Buck) Synchronous (1), Linear (LDO) (3) | Step-Down (Buck) Synchronous (1), Linear (LDO) (1) |
| Number of Outputs | 4 | 2 | 4 | 2 |
| Frequency - Switching | 300kHz | 600kHz | 300kHz | 600kHz |
| Voltage/Current - Output 1 | Controller | 0.8V ~ 3.3V, 15A | Controller | Controller |
| Voltage/Current - Output 2 | Adjustable, 120mA | 0.8V ~ 3.3V, 4A | Adjustable, 120mA | Controller |
| Voltage/Current - Output 3 | Adjustable, 120mA | - | Adjustable, 120mA | - |
| w/LED Driver | No | No | No | No |
| w/Supervisor | No | No | No | No |
| w/Sequencer | No | No | No | No |
| Voltage - Supply | 4.5V ~ 5.5V | 3.3V, 5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 16-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 16-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 16-SOIC | 14-SOIC | 16-SOIC | 8-SOIC |
