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| Part Number | MCP1643-I/MC | MCP1643-I/MS | MCP1643T-I/MC |
|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Active | Active | Active |
| Type | DC DC Regulator | DC DC Regulator | DC DC Regulator |
| Topology | Step-Up (Boost) | Step-Up (Boost) | Step-Up (Boost) |
| Internal Switch(s) | Yes | Yes | Yes |
| Number of Outputs | 1 | 1 | 1 |
| Voltage - Supply (Min) | 0.5V | 0.5V | 0.5V |
| Voltage - Supply (Max) | 5V | 5V | 5V |
| Voltage - Output | 5V | 5V | 5V |
| Current - Output / Channel | 550mA | 550mA | 550mA |
| Frequency | 1MHz | 1MHz | 1MHz |
| Dimming | PWM | PWM | PWM |
| Applications | Backlight | Backlight | Backlight |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 8-VFDFN Exposed Pad | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 8-VFDFN Exposed Pad |
| Supplier Device Package | 8-DFN (2x3) | 8-MSOP | 8-DFN (2x3) |
