| Part Number | MAX8668ETEP+T | MAX8668ETEA+T |
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| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated |
| Category | PMIC - Voltage Regulators - Linear + Switching | PMIC - Voltage Regulators - Linear + Switching |
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| Product Status | Active | Obsolete |
| Topology | Step-Down (Buck) Synchronous (2), Linear (LDO) (2) | Step-Down (Buck) Synchronous (2), Linear (LDO) (2) |
| Number of Outputs | 4 | 4 |
| Frequency - Switching | 1.5MHz | 1.5MHz |
| Voltage/Current - Output 1 | 0.6V ~ 3.3V, 600mA | 0.6V ~ 3.3V, 600mA |
| Voltage/Current - Output 2 | 0.6V ~ 3.3V, 1.2A | 0.6V ~ 3.3V, 1.2A |
| Voltage/Current - Output 3 | 3.3V, 300mA | 2.8V, 300mA |
| w/LED Driver | No | No |
| w/Supervisor | No | No |
| w/Sequencer | No | No |
| Voltage - Supply | 2.6V ~ 5.5V | 2.6V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 16-WFQFN Exposed Pad | 16-WFQFN Exposed Pad |
| Supplier Device Package | 16-TQFN (3x3) | 16-TQFN (3x3) |