G5176

G517 : .

G5172 : Global Mixed-mode Technology G5172 High Efficiency, 4A Output, Synchronous Step Down Features „ Two 30mΩ (typical) MOSFETs for high efficiency at 4A loads „ 200kHz to 2MHz Switching Frequency „ 0.8V ± 1% Voltage Reference Over Temperature „ Synchronizes to External Clock „ Adjustable Soft Start „ UV and OV Power Good Output „ Low Operating and Shutdown Quiescent Cur- rent „ Safe Start-up into Pre-Biased Output „ Cycle by Cycle Current Limit, Thermal and Fre- quency Fold Back Protection „ Thermally Enhanced 3mm × 3mm 16-pin QFN and 4mm × 4mm 16-pin QFN „ Package QFN4x4 Loads can attain to 5A Applications „ Low-Voltage, High-Density Power Systems „ Point of Load Regulation for High Performa.

G5175 : The G5175 device features three synchronous 5.5V input range high efficiency buck converters. The converters are designed to simplify its application while giving the designer the option to optimize their usage according to the target application. Ordering Information The converters can operate in 5V systems and have integrated power transistors. The output voltage can be set externally using a resistor divider to any value between 1.0V and close to the input su.

G5175 : The G5175 is a high performance AC/DC power supply controller which uses digital control technology to build peak current mode PWM flyback power supplies. The device directly drives a power BJT and operates in quasi-resonant mode to provide high efficiency along with a number of key built-in protection features while minimizing the external component count, simplifying EMI design and lowering the total bill of material cost. The G5175 features a distinctive soft-start scheme, which allows for fast and yet smooth start-up with both small and large capacitive loads. Global Semiconductor’s innovative proprietary technology ensures that power supplies built with the G5175 can achieve both highes.

G5177 : The G5177 is a high performance AC/DC power supply controller which uses digital control technology to build peak current mode PWM flyback power supplies. The device directly drives a power BJT and operates in quasi-resonant mode to provide high efficiency along with a number of key built-in protection features while minimizing the external component count, simplifying EMI design and lowering the total bill of material cost. The device together with an external active device (depletion mode NFET or NPN BJT) provides a fast start-up without compromising no-load power loss. Global Semiconductor’s innovative proprietary technology ensures that power supplies built with the G5177 can achieve bo.

G5177B : The G5177B is a compact, high-efficiency, synchronous step-up converter with powe.

G5177C : The G5177C is a compact, high-efficiency, synchronous step-up converter with power Mosfets embedded and with output turn off true shutdown function and adjustable output current limiting with foldback for a single-cell Li-ion/polymer battery. The G5177C uses only 110μA (typ) quiescent current and allows the converter to switch only when needed at no load and light loads, and when load is higher than 100mA, it uses fixed-frequency PWM technique at 500KHz. It features a current mode control for fast transient response with internal compensation. The G5177C includes cycle-by-cycle current limit to maximum inductor current and over-temperature protection circuit. The G5177C is suitable for iPad-.

G5178 : The G5178 is a high performance AC/DC power supply controller which uses digital control technology to build peak current mode PWM flyback power supplies. The device together with an external active device (depletion mode NFET or NPN BJT) provides a fast start-up meanwhile achieving ultra-low no-load power consumption. The device directly drives a power BJT and operates in quasi-resonant mode to provide high efficiency along with a number of key built-in protection features while minimizing the external component count, simplifying EMI design and lowering the total bill of material cost. The G5178 removes the need for secondary feedback circuitry while achieving excellent line and load regul.

G5178A : The G5178A G5178B and G5178C are .ultra-small, low ON resistance (Ron) load switches with controlled turn on. The devices contain a P-channel MOSFET that operates over an input voltage range 1.2V to 3.6V. The switch is controlled by an on/off input (EN), which is capable of in interfacing directl.

G5178B : The G5178A G5178B and G5178C are .ultra-small, low ON resistance (Ron) load switches with controlled turn on. The devices contain a P-channel MOSFET that operates over an input voltage range 1.2V to 3.6V. The switch is controlled by an on/off input (EN), which is capable of in interfacing directl.

G5178C : The G5178A G5178B and G5178C are .ultra-small, low ON resistance (Ron) load switches with controlled turn on. The devices contain a P-channel MOSFET that operates over an input voltage range 1.2V to 3.6V. The switch is controlled by an on/off input (EN), which is capable of in interfacing directl.