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| Part Number | MAX857ESA+T | MAX858ESA+T | MAX859ESA+T | MAX850ESA+T | MAX852ESA+T | MAX853ESA+T | MAX856ESA+T | MAX857CSA+T | MAX857ESA+ |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated |
| Product Status | Active | Active | Obsolete | Active | Obsolete | Active | Active | Active | Active |
| Function | Step-Up | Step-Up | Step-Up | Step-Down | Step-Down | Step-Down | Step-Up | Step-Up | Step-Up |
| Output Configuration | Positive | Positive | Positive | Negative | Negative | Negative | Positive | Positive | Positive |
| Topology | Boost | Boost | Boost | Charge Pump | Charge Pump | Charge Pump | Boost | Boost | Boost |
| Output Type | Adjustable | Programmable | Adjustable | Adjustable (Fixed) | Adjustable (Fixed) | Adjustable | Programmable | Adjustable | Adjustable |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Min) | 0.8V | 0.8V | 0.8V | 4.5V | 4.5V | 4.5V | 0.8V | 0.8V | 0.8V |
| Voltage - Input (Max) | 6V | 6V | 6V | 10V | 10V | 10V | 6V | 6V | 6V |
| Voltage - Output (Min/Fixed) | 2.7V | 3.3V, 5V | 2.7V | -1.28V (-4.1V) | -1.28V (-4.1V) | -0.5V | 3.3V, 5V | 2.7V | 2.7V |
| Voltage - Output (Max) | 6V | - | 6V | -9V | -9V | -9V | - | 6V | 6V |
| Current - Output | 500mA (Switch) | 125mA (Switch) | 125mA (Switch) | 5mA | 5mA | 5mA | 500mA (Switch) | 500mA (Switch) | 500mA (Switch) |
| Frequency - Switching | 500kHz | 500kHz | 500kHz | 100kHz | 100kHz | 100kHz | 500kHz | 500kHz | 500kHz |
| Synchronous Rectifier | No | No | No | No | No | No | No | No | No |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | - | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
