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| Part Number | KA7808ETU | KA7818ETU | KA7809ETU | KA7805ETU | KA7806ETU | KA7808AETU |
|---|---|---|---|---|---|---|
| Manufacturer | Fairchild Semiconductor | Fairchild Semiconductor | Fairchild Semiconductor | Fairchild Semiconductor | Fairchild Semiconductor | onsemi |
| Product Status | Active | Active | Active | Active | Active | Obsolete |
| Output Configuration | Positive | Positive | Positive | Positive | Positive | Positive |
| Output Type | Fixed | Fixed | Fixed | Fixed | Fixed | Fixed |
| Number of Regulators | 1 | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Max) | 35V | 35V | 35V | 35V | 35V | 35V |
| Voltage - Output (Min/Fixed) | 8V | 18V | 9V | 5V | 6V | 8V |
| Voltage - Output (Max) | - | - | - | - | - | - |
| Voltage Dropout (Max) | 2V @ 1A (Typ) | 2V @ 1A (Typ) | 2V @ 1A | 2V @ 1A (Typ) | 2V @ 1A | 2V @ 1A (Typ) |
| Current - Output | 1A | 1A | 1A | 1A | 1A | 1A |
| Current - Quiescent (Iq) | 8 mA | 8 mA | 8 mA | 8 mA | 8 mA | 6 mA |
| Current - Supply (Max) | - | - | - | - | - | - |
| PSRR | 73dB (120Hz) | 69dB (120Hz) | 71dB (120Hz) | 73dB (120Hz) | 75dB (120Hz) | 62dB (120Hz) |
| Control Features | - | - | - | - | - | - |
| Protection Features | Over Temperature, Short Circuit | Over Temperature, Short Circuit | Over Temperature, Short Circuit | Over Temperature, Short Circuit | Over Temperature, Short Circuit | Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C (TJ) | -40°C ~ 125°C | -40°C ~ 125°C (TJ) | 0°C ~ 125°C |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | TO-220-3 | TO-220-3 | TO-220-3 | TO-220-3 | TO-220-3 | TO-220-3 |
| Supplier Device Package | TO-220-3 | TO-220-3 | TO-220-3 | TO-220-3 | TO-220-3 | TO-220-3 |
