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| Part Number | ISL9021IRU4Z-T | ISL9021IRUMZ-T | ISL9021IRUBZ-T | ISL9021IRUCZ-T | ISL9021IRUFZ-T | ISL9021IRUGZ-T | ISL9021IRUJZ-T | ISL9021IRUKZ-T | ISL9021IRUNZ-T | ISL9021IRUPZ-T | ISL9021IRURZ-T | ISL9021IRUSZ-T | ISL9021IRUTZ-T | ISL9021IRUWZ-T | ISL9021IRUYZ-T | ISL9021IRU1Z-T | ISL9021IRU2Z-T | ISL9021IRU3Z-T |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc | Renesas Electronics America Inc |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active |
| Output Configuration | Positive | Positive | Positive | Positive | Positive | Positive | Positive | Positive | Positive | Positive | Positive | Positive | Positive | Positive | Positive | Positive | Positive | Positive |
| Output Type | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed |
| Number of Regulators | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Max) | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V | 5.5V |
| Voltage - Output (Min/Fixed) | 1V | 3V | 1.5V | 1.8V | 2.5V | 2.7V | 2.8V | 2.85V | 3.3V | 1.85V | 2.6V | 1.6V | 1.9V | 1.2V | 0.9V | 1.1V | 2.1V | 1.3V |
| Voltage - Output (Max) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Voltage Dropout (Max) | - | 0.25V @ 250mA | - | - | 0.25V @ 250mA | 0.25V @ 250mA | 0.25V @ 250mA | 0.25V @ 250mA | 0.25V @ 250mA | 0.25V @ 250mA | 0.25V @ 250mA | - | 0.25V @ 250mA | - | - | - | 0.25V @ 250mA | - |
| Current - Output | 250mA | 250mA | 250mA | 250mA | 250mA | 250mA | 250mA | 250mA | 250mA | 250mA | 250mA | 250mA | 250mA | 250mA | 250mA | 250mA | 250mA | 250mA |
| Current - Quiescent (Iq) | 50 µA | 50 µA | 50 µA | 50 µA | 50 µA | 50 µA | 50 µA | 50 µA | 50 µA | 50 µA | 50 µA | 50 µA | 50 µA | 50 µA | 50 µA | 50 µA | 50 µA | 50 µA |
| Current - Supply (Max) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| PSRR | - | - | - | - | - | - | - | - | 60dB ~ 50dB (1kHz ~ 1MHz) | - | - | - | - | - | - | - | - | - |
| Control Features | Enable | Enable | Enable | Enable | Enable | Enable | Enable | Enable | Enable | Enable | Enable | Enable | Enable | Enable | Enable | Enable | Enable | Enable |
| Protection Features | Over Current, Over Temperature, Reverse Polarity, Short Circuit, Soft Start | Over Current, Over Temperature, Reverse Polarity, Short Circuit, Soft Start | Over Current, Over Temperature, Reverse Polarity, Short Circuit, Soft Start | Over Current, Over Temperature, Reverse Polarity, Short Circuit, Soft Start | Over Current, Over Temperature, Reverse Polarity, Short Circuit, Soft Start | Over Current, Over Temperature, Reverse Polarity, Short Circuit, Soft Start | Over Current, Over Temperature, Reverse Polarity, Short Circuit, Soft Start | Over Current, Over Temperature, Reverse Polarity, Short Circuit, Soft Start | Over Current, Over Temperature, Reverse Polarity, Short Circuit, Soft Start | Over Current, Over Temperature, Reverse Polarity, Short Circuit, Soft Start | Over Current, Over Temperature, Reverse Polarity, Short Circuit, Soft Start | Over Current, Over Temperature, Reverse Polarity, Short Circuit, Soft Start | Over Current, Over Temperature, Reverse Polarity, Short Circuit, Soft Start | Over Current, Over Temperature, Reverse Polarity, Short Circuit, Soft Start | Over Current, Over Temperature, Reverse Polarity, Short Circuit, Soft Start | Over Current, Over Temperature, Reverse Polarity, Short Circuit, Soft Start | Over Current, Over Temperature, Reverse Polarity, Short Circuit, Soft Start | Over Current, Over Temperature, Reverse Polarity, Short Circuit, Soft Start |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 6-UFDFN | 6-UFDFN | 6-UFDFN | 6-UFDFN | 6-UFDFN | 6-UFDFN | 6-UFDFN | 6-UFDFN | 6-UFDFN | 6-UFDFN | 6-UFDFN | 6-UFDFN | 6-UFDFN | 6-UFDFN | 6-UFDFN | 6-UFDFN | 6-UFDFN | 6-UFDFN |
| Supplier Device Package | 6-UTDFN (1.6x1.6) | 6-UTDFN (1.6x1.6) | 6-UTDFN (1.6x1.6) | 6-UTDFN (1.6x1.6) | 6-UTDFN (1.6x1.6) | 6-UTDFN (1.6x1.6) | 6-UTDFN (1.6x1.6) | 6-UTDFN (1.6x1.6) | 6-UTDFN (1.6x1.6) | 6-UTDFN (1.6x1.6) | 6-UTDFN (1.6x1.6) | 6-UTDFN (1.6x1.6) | 6-UTDFN (1.6x1.6) | 6-UTDFN (1.6x1.6) | 6-UTDFN (1.6x1.6) | 6-UTDFN (1.6x1.6) | 6-UTDFN (1.6x1.6) | 6-UTDFN (1.6x1.6) |
