NCP4687 Series

Linear Voltage Regulator, LDO, 500 mA

Catalog

Linear Voltage Regulator, LDO, 500 mA

Part	Current - Output	Supplier Device Package	Number of Regulators	Control Features	Current - Quiescent (Iq)	Voltage Dropout (Max) [Max]	Protection Features	PSRR [Max]	PSRR [Min]	Output Configuration	Mounting Type	Voltage - Input (Max) [Max]	Voltage - Output (Min/Fixed)	Operating Temperature [Max]	Operating Temperature [Min]	Output Type	Package / Case
ON Semiconductor NCP4687DH18T1G	500 mA	SOT-89-5	1	Enable	115 µA	0.41 V	Over Current Over Temperature	75 dB	70 dB	Positive	Surface Mount	5.25 V	1.8 V	85 °C	-40 °C	1.81 mOhm	SOT-89-5/6
ON Semiconductor NCP4687DMX25TCG	500 mA	6-XDFN (1.2x1.2)	1	Enable	115 µA	0.34 V	Over Current Over Temperature	75 dB	70 dB	Positive	Surface Mount	5.25 V	2.5 V	85 °C	-40 °C	1.81 mOhm	6-XFDFN Exposed Pad
ON Semiconductor NCP4687DSN28T1G
ON Semiconductor NCP4687DH12T1G	500 mA	SOT-89-5	1	Enable	115 µA	0.53 V	Over Current Over Temperature	75 dB	70 dB	Positive	Surface Mount	5.25 V	1.2 V	85 °C	-40 °C	1.81 mOhm	SOT-89-5/6
ON Semiconductor NCP4687DMX33TCG	500 mA	6-XDFN (1.2x1.2)	1	Enable	115 µA	0.32 V	Over Current Over Temperature	75 dB	70 dB	Positive	Surface Mount	5.25 V	3.3 V	85 °C	-40 °C	1.81 mOhm	6-XFDFN Exposed Pad
ON Semiconductor NCP4687DSN25T1G	500 mA	SOT-23-5	1	Enable	115 µA	0.34 V	Over Current Over Temperature	75 dB	70 dB	Positive	Surface Mount	5.25 V	2.5 V	85 °C	-40 °C	1.81 mOhm	SC-74A SOT-753
ON Semiconductor NCP4687DH33T1G	500 mA	SOT-89-5	1	Enable	115 µA	0.32 V	Over Current Over Temperature	75 dB	70 dB	Positive	Surface Mount	5.25 V	3.3 V	85 °C	-40 °C	1.81 mOhm	SOT-89-5/6

Catalog

Linear Voltage Regulator, LDO, 500 mA

Key Features

• ±0.8% Output Voltage Accuracy

• High PSRR of 75 dB

• Output noise of 40 uVrms

• Fast output capacitor discharging option

Description

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.