NCP4687: Linear Voltage Regulator, LDO, High PSRR, 500 mA
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.
特性- ±0.8% Output Voltage Accuracy
- High PSRR of 75 dB
- Output noise of 40 uVrms
- Fast output capacitor discharging option
| 优势- Very accurate output for voltage sensitive products
- Very good noise tolerable device for noise sensitive application
- Very good for noise sensitive application.
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应用- Home Appliances, Industrial Equipment
- DVBT and DVBS Receivers
- Car Audio Equipment, Navigation Systems
- Notebook Adaptors, LCD TVs, Cordless Phones and Private LAN Systems
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数据表 (1)
封装图纸 (3)
产品订购型号
| 产品 | 状况 | Compliance | 封装 | MSL* | 容器 | 预算价格 (1千个数量的单价） |
|---|
| NCP4687DH12T1G | Active | Pb-free | SOT-89-5 | 528AB | 1 | Tape and Reel | 1000 | $0.4 |
| NCP4687DH15T1G | Active | Pb-free | SOT-89-5 | 528AB | 1 | Tape and Reel | 1000 | $0.4 |
| NCP4687DH18T1G | Active | Pb-free | SOT-89-5 | 528AB | 1 | Tape and Reel | 1000 | $0.4 |
| NCP4687DH25T1G | Active | Pb-free | SOT-89-5 | 528AB | 1 | Tape and Reel | 1000 | $0.4 |
| NCP4687DH33T1G | Active | Pb-free | SOT-89-5 | 528AB | 1 | Tape and Reel | 1000 | $0.4 |
| NCP4687DMX18TCG | Active | Pb-free | XDFN-6 | 711AH | 1 | Tape and Reel | 5000 | $0.5333 |
| NCP4687DMX25TCG | Active | Pb-free | XDFN-6 | 711AH | 1 | Tape and Reel | 5000 | $0.5333 |
| NCP4687DMX33TCG | Active | Pb-free | XDFN-6 | 711AH | 1 | Tape and Reel | 5000 | $0.5333 |
| NCP4687DSN18T1G | Active | Pb-free | SOT-23-5 | 1212-01 | 1 | Tape and Reel | 3000 | $0.4 |
| NCP4687DSN25T1G | Active | Pb-free | SOT-23-5 | 1212-01 | 1 | Tape and Reel | 3000 | $0.4 |
| NCP4687DSN28T1G | Active | Pb-free | SOT-23-5 | 1212-01 | 1 | Tape and Reel | 3000 | $0.4 |
订购产品技术参数
| 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 |
