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| Part Number | MAX850ESA+T | MAX860ESA+T | MAX850ISA+T | MAX853ESA+T | MAX858ESA+T | MAX856ESA+T | MAX857ESA+T | MAX852ESA+T | MAX859ESA+T | MAX850ESA+ |
|---|---|---|---|---|---|---|---|---|---|---|
| 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 | Analog Devices Inc./Maxim Integrated |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Obsolete | Obsolete | Active |
| Function | Step-Down | Ratiometric | Step-Down | Step-Down | Step-Up | Step-Up | Step-Up | Step-Down | Step-Up | Step-Down |
| Output Configuration | Negative | Positive or Negative | Negative | Negative | Positive | Positive | Positive | Negative | Positive | Negative |
| Topology | Charge Pump | Charge Pump | Charge Pump | Charge Pump | Boost | Boost | Boost | Charge Pump | Boost | Charge Pump |
| Output Type | Adjustable (Fixed) | Fixed | Adjustable (Fixed) | Adjustable | Programmable | Programmable | Adjustable | Adjustable (Fixed) | Adjustable | Adjustable (Fixed) |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Min) | 4.5V | 1.5V, 2.5V | 4.5V | 4.5V | 0.8V | 0.8V | 0.8V | 4.5V | 0.8V | 4.5V |
| Voltage - Input (Max) | 10V | 5.5V | 10V | 10V | 6V | 6V | 6V | 10V | 6V | 10V |
| Voltage - Output (Min/Fixed) | -1.28V (-4.1V) | -Vin, 2Vin | -1.28V (-4.1V) | -0.5V | 3.3V, 5V | 3.3V, 5V | 2.7V | -1.28V (-4.1V) | 2.7V | -1.28V (-4.1V) |
| Voltage - Output (Max) | -9V | - | -9V | -9V | - | - | 6V | -9V | 6V | -9V |
| Current - Output | 5mA | 50mA | 5mA | 5mA | 125mA (Switch) | 500mA (Switch) | 500mA (Switch) | 5mA | 125mA (Switch) | 5mA |
| Frequency - Switching | 100kHz | 6kHz, 50kHz, 130kHz | 100kHz | 100kHz | 500kHz | 500kHz | 500kHz | 100kHz | 500kHz | 100kHz |
| Synchronous Rectifier | No | No | No | No | No | No | No | No | No | No |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -25°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) | - | -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 | 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) | 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 | 8-SOIC |
