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Document overview
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Technical content
Features
2.2V~6V Supply Voltage Operating Range Low Current Consumption: 5mA in Operation, 1µA or Less in Stand-by 20kHz to 1MHz Operation Frequency Range Built-In Soft Start Circuit Built-In Timer-Latch Type Short Circuit Detec- tion and Protection (SCP) Circuit Use External Resistor to Set a Fixed Output Current
Applications
LCD Displays PDAs Digital Still Cameras General Description The G5180 is a single-channel PWM control IC for low voltage DC/DC conversion incorporating a soft start function and short circuit detection function. The de- vice has a low minimum operating voltage of 2.2V and is ideal for the power supply of battery-operated elec- tronic equipment.
Ordering Information
NUMBER MARKING TEMP. RANGE PACKAGE (Pb free) G5180P1U G5180 0 °C to 85°C SOP-8 G5180P8U G5180 0 °C to 85°C MSOP-8 G5180D1U G5180 0 °C to 85°C TSSOP-8 Note: P1: SOP-8 P8: MSOP-8 D1: TSSOP-8 U: Tape & Reel Pin Configuration Typical Application Circuit VCC IN- SCP BR/CTL FB OSC GND OUT SOP-8 / MSOP-8 / TSSOP-8 G5180 G5180 IN- SCP VCC BR/CTL FB OSC GND OUT ON OFF 18kΩ 22µH 10µF VO 0.1µF 3kΩ 270pF390Ω2kΩ 33µF 0.1µF CTL VCC VO=0.5 x (1+ R2 ) VCC IN- SCP BR/CTL FB OSC GND OUT SOP-8 / MSOP-8 / TSSOP-8 G5180 G5180 IN- SCP VCC BR/CTL FB OSC GND OUT ON OFF 18kΩ 22µH 10µF VO 0.1µF 3kΩ 270pF390Ω2kΩ 33µF 0.1µF CTL VCC VO=0.5 x (1+ R2 )