The NCP4687 is a CMOS 500 mA LDO linear voltage regulator with high output voltage accuracy which features a high ripple rejection, low supply current with low dropout and chip enable with built in low RDS(on)NMOS transistor for fast output capacitor discharging as option. The device is composed of the voltage reference unit, error amplifier, resistor divider for output voltage sensing or precise output voltage setting. The current limit and thermal shutdown makes the device very suitable for industrial applications and portable communication equipments.
Отличительные черты
Benefits
±0.8% Output Voltage Accuracy
Very accurate output for voltage sensitive products
High PSRR of 75 dB
Very good noise tolerable device for noise sensitive application
Output noise of 40 uVrms
Very good for noise sensitive application.
Fast output capacitor discharging option
Применения
Home Appliances, Industrial Equipment
DVBT and DVBS Receivers
Car Audio Equipment, Navigation Systems
Notebook Adaptors, LCD TVs, Cordless Phones and Private LAN Systems