MM4047
Overview
This IC is ultra low noise LDO capable of supplying 450mA output current. Designed to meet the requirements of RF circuits, Image sensor and high resolution audio codec, the device provides low noise, High PSRR. It is available in WLCSP (0.65 mm×0.65 mm) and PLP-4 (1.0mm×1.0mm), which are suitable for smartphones, wireless earphones and wearable devices.
Application
・Portable communication device
・Photographing / Imaging device
・Wearable device
・Power supply for high-sensitivity image sensor
・Power supply for ADC / DAC
・Power supply for RF circuit
Features
Low noise
High ripple rejection
Main specifications
| Output current [mA] |
450 |
|---|---|
| Absolute maximum rating [V] |
6.0 |
| Recommended operating voltage Min. [V] |
2.20 |
| Recommended operating voltage Max. [V] |
5.5 |
| Output voltage Min. [V] |
1.80 |
| Output voltage Max. [V] |
4.50 |
| Output voltage accuracy [%] |
±2.0 |
| No-Load Input Current [μA] |
14.0 |
| Dropout Voltage [V] |
0.16 |
| PSRR [dB] |
80 |
| Output capacitor [μF] |
2.20 |
| Circuit structure | 1ch LDO |
| Operating ambient temperature Min. [deg.C] |
-40 |
| Operating ambient temperature Max. [deg.C] |
85 |
| OFF input current Typ. [μA] |
0.20 |
| Output noise voltage Typ. [μVrms] |
6 |
| Protection function | OCP, TSD |
| Additional function | ON/OFF control, Auto discharge |
Package
- SSON-4D
- WLCSP-4E
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