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| PartNumber | MAX1844EEP-T | MAX1844EEP | MAX1844EEP+TG51 |
| Description | Switching Controllers High-Speed Step-Down Controller with Accurate Current Limit for Notebook Computers | IC REG CTRLR BUCK 20QSOP | |
| Manufacturer | Maxim Integrated | Maxim Integrated | MAXIM |
| Product Category | Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers | IC Chips |
| Topology | Buck | Buck | - |
| Number of Outputs | 1 Output | 1 | - |
| Switching Frequency | 600 kHz | - | - |
| Output Voltage | 1 V to 5.5 V, 1.8 V, 2.5 V | - | - |
| Output Current | 4000 mA | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | QSOP-20 | - | - |
| Packaging | Reel | Tube | - |
| Series | MAX1844 | - | - |
| Type | Current Mode PWM Controllers | - | - |
| Brand | Maxim Integrated | - | - |
| Product Type | Switching Controllers | - | - |
| Subcategory | PMIC - Power Management ICs | - | - |
| Part # Aliases | MAX1844 | - | - |
| Unit Weight | 0.008508 oz | - | - |
| Package Case | - | 20-SSOP (0.154", 3.90mm Width) | - |
| Operating Temperature | - | -40°C ~ 85°C (TA) | - |
| Output Type | - | Transistor Driver | - |
| Function | - | Step-Down | - |
| Supplier Device Package | - | 20-QSOP | - |
| Voltage Supply Vcc Vdd | - | 4.5 V ~ 5.5 V | - |
| Frequency Switching | - | 200kHz, 300kHz, 450kHz, 600kHz | - |
| Control Features | - | Current Limit, Enable, On Time Control, Power Good | - |
| Output Configuration | - | Positive | - |
| Output Phases | - | 1 | - |
| Duty Cycle Max | - | - | |
| Synchronous Rectifier | - | Yes | - |
| Clock Sync | - | No | - |
| Serial Interfaces | - | - | - |