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| Part Number | UC2543N | UC2544N | UC3543N | UC2543J |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Unitrode | Texas Instruments | Texas Instruments |
| Product Status | Obsolete | Active | Obsolete | Active |
| Applications | Power Supply, Supervisor | Power Supply, Supervisor | Power Supply, Supervisor | Power Supply, Supervisor |
| Voltage - Input | 4.5V ~ 40V | 4.5V ~ 40V | 4.5V ~ 40V | 4.5V ~ 40V |
| Voltage - Supply | - | - | - | 4.5V ~ 40V |
| Current - Supply | 7 mA | 7 mA | 7 mA | 7 mA |
| Operating Temperature | -25°C ~ 85°C | -25°C ~ 85°C | 0°C ~ 70°C | -25°C ~ 85°C |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | 16-DIP (0.300", 7.62mm) | 18-DIP (0.300", 7.62mm) | 16-DIP (0.300", 7.62mm) | 16-CDIP (0.300", 7.62mm) |
| Supplier Device Package | 16-PDIP | 18-PDIP | 16-PDIP | 16-CDIP |
