ACT48240
5.5 V, Two Single-Phase 6 A or One Dual-Phase 12 A, Synchronous Step-Down Switcher with Multipurpose GPIOs
Key Features
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2.4 V to 5.5 V Operating Input Range
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12 A or 6 A/6 A Continuous Current
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1.5 MHz to 3.3 MHz Switching Frequency Options
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Peak Efficiency >90%
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Integrated Output Current Sensing
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12-bit Voltage, Current, and Temperature Monitoring
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Remote Output Voltage Sensing
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8 Programmable Default Output Voltages with Dynamic Voltage Scaling (DVS) Support During Operation
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Programmable GPIOs configurable for EN, PG, Interrupt, & Analog Input Functionality
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Programmable I2C Address with 8 Options
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10 Ω Output Discharge Resistance
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2.4 x 2.4 mm WLCSP, 32 Ball, 0.4mm Pitch, PTH PCB Board Compatible
The ACT48240-101 is a versatile power management solution designed for a wide range of applications, including optical modules, active electrical cables, and solid-state drives (SSD). It operates within a 2.4 V to 5.5 V input range and offers either 12 A or dual 6 A continuous current outputs. A switching frequency range of 1.5 MHz to 3.3 MHz ensures peak efficiency greater than 90%.
Key features include integrated output current sensing, 12-bit voltage, current, and temperature monitoring, and proprietary COT control for fast transient response. The device supports remote output voltage sensing and dynamic voltage scaling (DVS) for enhanced operational flexibility. It also features programmable GPIOs, automatic phase shedding, and low power modes for high efficiency across various load conditions.
Typical Applications
- Optical Modules
- Active Electrical Cables
- SoCs / DSPs / FPGAs
- Solid State Drives
Product Categories
| Topology | Buck |
| Min Input Voltage(V) | 2.4 |
| Max Input Voltage(V) | 5.5 |
| Min Output Voltage(V) | 0.5 |
| Max Output Voltage(V) | 3.68 |
| Max Output Current(A) | 6 |
| Iq (typ)(mA) | 17 |
| Frequency(kHz) | 1,500 to 3,300 |
| USB PD 3.0 PPS Certification | No |
| Programmable Current Limit | Input, Output |
| Auxiliary Power Rails | No |
| AEC-Q100 | No |
| Package Type | 32 ball WLCSP |
| Package(mm) | 2.4 x 2.4 |
| RoHS | Yes |
| Lead Free | Yes |
| Halogen Free | Yes |
| ITAR Restricted | No |
| ECCN | EAR99 |