
MAX17576ATG+
Active4.5V TO 60V, 4A, HIGH-EFFICIENCY, SYNCHRONOUS STEP-DOWN DC-DC CONVERTER WITH INTERNAL COMPENSATION

MAX17576ATG+
Active4.5V TO 60V, 4A, HIGH-EFFICIENCY, SYNCHRONOUS STEP-DOWN DC-DC CONVERTER WITH INTERNAL COMPENSATION
Description
General part information
MAX17576 Series
The Himalaya series of voltage regulator ICs, power modules, and chargers enable cooler, smaller, and simpler power supply solutions. The MAX17576, high-efficiency, high-voltage, Himalaya synchronous step-down DC-DC converter with integrated MOSFETs operates over an input voltage range of 4.5V to 60V. The converter can deliver up to 4A current. Output voltage is programmable from 0.9V up to 90% of VIN. The feedback voltage regulation accuracy over -40°C to +125°C is ±0.9%. Built-in compensation across the output-voltage range eliminates the need for external compensation components.The MAX17576 features a peak-current-mode control architecture. The device can operate either in constantfrequency based pulse-width modulation (PWM) or pulsefrequency modulation (PFM), or discontinuous-conduction mode (DCM) control schemes. A programmable soft-start feature allows users to reduce input inrush current. The device also incorporates an enable/input undervoltage lockout pin (EN/UVLO) that allows the user to turn on the part at the desired input voltage level. The MAX17576 offers a low minimum on time that allows high switching frequencies and a small solution size.The MAX17576 is available in a 24-pin (4mm x 5mm) TQFN-EP package. Simulation models are available.ApplicationsIndustrial Control Power SuppliesGeneral Purpose Point-of-LoadDistributed Supply RegulationBase Station Power SuppliesWall Transformer RegulationHigh-Voltage, Single-Board Systems
Technical Specifications
Parameters and characteristics for this part
| Specification | MAX17576ATG+ |
|---|---|
| Current - Output | 4 A |
| Frequency - Switching (Max) | 2.2 MHz |
| Frequency - Switching (Min) | 100 kHz |
| Function | Step-Down |
| Mounting Type | Surface Mount |
| Number of Outputs | 1 |
| Operating Temperature (Max) | 125 °C |
| Operating Temperature (Min) | -40 °C |
| Output Configuration | Positive |
| Output Type | Adjustable |
| Package / Case | 24-WFQFN Exposed Pad |
| Package Length | 4 mm |
| Package Name | 24-TQFN |
| Package Width | 5 mm |
| Synchronous Rectifier | Yes |
| Topology | Buck |
| Voltage - Input (Max) | 60 V |
| Voltage - Input (Min) | 4.5 V |
| Voltage - Output (Max) | 54 V |
| Voltage - Output (Min/Fixed) | 0.9 V |
Pricing
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CAD
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