| Part Number | MAX1777EEI+ | MAX1777EEI+T | 
|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | 
| Category | PMIC - Voltage Regulators - Linear + Switching | PMIC - Voltage Regulators - Linear + Switching | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Topology | Step-Down (Buck) (2), Linear (LDO) (2) | Step-Down (Buck) (2), Linear (LDO) (2) | 
| Number of Outputs | 4 | 4 | 
| Frequency - Switching | 200kHz ~ 500kHz | 200kHz ~ 500kHz | 
| Voltage/Current - Output 1 | Controller | Controller | 
| Voltage/Current - Output 2 | Controller | Controller | 
| Voltage/Current - Output 3 | 3.3V, 100mA | 3.3V, 100mA | 
| w/LED Driver | No | No | 
| w/Supervisor | No | No | 
| w/Sequencer | Yes | Yes | 
| Voltage - Supply | 4.5V ~ 24V | 4.5V ~ 24V | 
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 28-SSOP (0.154", 3.90mm Width) | 28-SSOP (0.154", 3.90mm Width) | 
| Supplier Device Package | 28-QSOP | 28-QSOP |