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| Part Number | LMS1587IS-ADJ | LMS1587ISX-ADJ | LMS1587IT-ADJ | LMS1587CS-ADJ |
|---|---|---|---|---|
| Manufacturer | National Semiconductor | National Semiconductor | Texas Instruments | Texas Instruments |
| Product Status | Active | Active | Obsolete | Not For New Designs |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Type | Adjustable | Adjustable | Adjustable | Adjustable |
| Number of Regulators | 1 | 1 | 1 | 1 |
| Voltage - Input (Max) | 13V | 13V | 13V | 13V |
| Voltage - Output (Min/Fixed) | 1.25V | 1.25V | 1.25V | 1.25V |
| Voltage - Output (Max) | 11.7V | 11.7V | 11.7V | 11.7V |
| Voltage Dropout (Max) | 1.3V @ 3A | 1.3V @ 3A | 1.3V @ 3A | 1.3V @ 3A |
| Current - Output | 3A | 3A | 3A | 3A |
| Current - Quiescent (Iq) | 7 mA | 13 mA | 7 mA | 7 mA |
| Current - Supply (Max) | 13 mA | - | 13 mA | 13 mA |
| PSRR | 72dB (120Hz) | 72dB (120Hz) | 72dB (120Hz) | 72dB (120Hz) |
| Control Features | - | - | - | - |
| Protection Features | Over Current, Over Temperature | Over Current, Over Temperature | Over Current, Over Temperature | Over Current, Over Temperature |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C (TJ) | -40°C ~ 125°C | 0°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount | Through Hole | Surface Mount |
| Package / Case | TO-263-4, D²Pak (3 Leads + Tab), TO-263AA | TO-263-4, D²Pak (3 Leads + Tab), TO-263AA | TO-220-3 | TO-263-4, D²Pak (3 Leads + Tab), TO-263AA |
| Supplier Device Package | DDPAK/TO-263-3 | DDPAK/TO-263-3 | TO-220-3 | DDPAK/TO-263-3 |
