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.
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| Document Title | Document ID/Size | Revision | Revision Date |
|---|---|---|---|
| Linear Voltage Regulator, LDO, High PSRR, 500 mA | NCP4687/D (1388kB) | 3 |
| Document Title | Document ID/Size | Revision |
|---|---|---|
| Desc Missing | 711AH (57.1kB) | O |
| SOT-23 5 LEAD | 1212-01 (56.9kB) | A |
| SOT-89 5-Lead | 528AB (56.7kB) | O |
| 产品 | 状况 | Compliance | 具体说明 | 封装 | MSL* | 容器 | 预算价格 (1千个数量的单价） | ||
|---|---|---|---|---|---|---|---|---|---|
| NCP4687DH12T1G | Active | Pb-free | Linear Voltage Regulator, LDO, High PSRR, 500 mA, 1.2V | SOT-89-5 | 528AB | 1 | Tape and Reel | 1000 | $0.4 |
| NCP4687DH15T1G | Active | Pb-free | Linear Voltage Regulator, LDO, High PSRR, 500 mA, 1.5V | SOT-89-5 | 528AB | 1 | Tape and Reel | 1000 | $0.4 |
| NCP4687DH18T1G | Active | Pb-free | Linear Voltage Regulator, LDO, High PSRR, 500 mA, 1.8V | SOT-89-5 | 528AB | 1 | Tape and Reel | 1000 | $0.4 |
| NCP4687DH25T1G | Active | Pb-free | Linear Voltage Regulator, LDO, High PSRR, 500 mA, 2.5V | SOT-89-5 | 528AB | 1 | Tape and Reel | 1000 | $0.4 |
| NCP4687DH33T1G | Active | Pb-free | Linear Voltage Regulator, LDO, High PSRR, 500 mA, 3.3V | SOT-89-5 | 528AB | 1 | Tape and Reel | 1000 | $0.4 |
| NCP4687DMX18TCG | Active | Pb-free | Linear Voltage Regulator, LDO, High PSRR, 500 mA, 1.8V | XDFN-6 | 711AH | 1 | Tape and Reel | 5000 | $0.5333 |
| NCP4687DMX25TCG | Active | Pb-free | Linear Voltage Regulator, LDO, High PSRR, 500 mA, 2.5V | XDFN-6 | 711AH | 1 | Tape and Reel | 5000 | $0.5333 |
| NCP4687DMX33TCG | Active | Pb-free | Linear Voltage Regulator, LDO, High PSRR, 500 mA, 3.3V | XDFN-6 | 711AH | 1 | Tape and Reel | 5000 | $0.5333 |
| NCP4687DSN18T1G | Active | Pb-free | Linear Voltage Regulator, LDO, High PSRR, 500 mA, 1.8V | SOT-23-5 | 1212-01 | 1 | Tape and Reel | 3000 | $0.4 |
| NCP4687DSN25T1G | Active | Pb-free | Linear Voltage Regulator, LDO, High PSRR, 500 mA, 2.5V | SOT-23-5 | 1212-01 | 1 | Tape and Reel | 3000 | $0.4 |
| NCP4687DSN28T1G | Active | Pb-free | Linear Voltage Regulator, LDO, High PSRR, 500 mA, 2.8V | SOT-23-5 | 1212-01 | 1 | Tape and Reel | 3000 | $0.4 |
| Product | Output | Polarity | VO (V) | IO Typ (A) | VI Max (V) | VDO Typ (V) | Iq Typ (mA) | PSRR (dB) | Noise (µVrms) |
|---|---|---|---|---|---|---|---|---|---|
| NCP4687DH12T1G | Single | Positive | 1.2 | 0.5 | 6 | 0.35 | 0.075 | 75 | 40 |
| NCP4687DH15T1G | Single | Positive | 1.5 | 0.5 | 6 | 0.31 | 0.075 | 75 | 40 |
| NCP4687DH18T1G | Single | Positive | 1.8 | 0.5 | 6 | 0.27 | 0.075 | 75 | 40 |
| NCP4687DH25T1G | Single | Positive | 2.5 | 0.5 | 6 | 0.23 | 0.075 | 75 | 40 |
| NCP4687DH33T1G | Single | Positive | 3.3 | 0.5 | 6 | 0.22 | 0.075 | 75 | 40 |
| NCP4687DMX18TCG | Single | Positive | 1.8 | 0.5 | 6 | 0.27 | 0.075 | 75 | 40 |
| NCP4687DMX25TCG | Single | Positive | 2.5 | 0.5 | 6 | 0.23 | 0.075 | 75 | 40 |
| NCP4687DMX33TCG | Single | Positive | 3.3 | 0.5 | 6 | 0.22 | 0.075 | 75 | 40 |
| NCP4687DSN18T1G | Single | Positive | 1.8 | 0.5 | 6 | 0.27 | 0.075 | 75 | 40 |
| NCP4687DSN25T1G | Single | Positive | 2.5 | 0.5 | 6 | 0.23 | 0.075 | 75 | 40 |
| NCP4687DSN28T1G | Single | Positive | 2.8 | 0.5 | 6 | 0.23 | 0.075 | 75 | 40 |
