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CPS5051
Application
MP3 and MP4 players
Cellphones, radiophones, digital cameras
Bluetooth, wireless handsets
Other portable electronic devices
The CPS5051 series are high accuracy, low noise, high speed, high PSRR, low dropout CMOS Linear regulators with high ripple rejection. The devices offer a new level of cost effective performance in cellular
phones, laptops, notebook computers, and other portable devices.
| Part Number | CPS5051 | |
|---|---|---|
| Vin Range | 1.9~5.5V | |
| Vout Range | 1.2~4.3V | |
| Max Iout | 300mA | |
| IQ | 58μA | |
| PSRR at 1kHZ | 74 dB | |
| Key Features | Thermal overload and short-circuit protection | |
| Package | DFN-4 | |
Input voltage range: 1.9V~5.5V
Output voltage range: 1.2V~3.3V
Output current: 300mA
Quiescent current: typical 58μA
Shut-down current: < 1μA
Dropout voltage: 149mV at IOUT = 0.3A
PSRR: 74dB at 1kHz, VOUT = 2.8V
Low output voltage noise: 15×VOUT μVRMS
VOUT accuracy: ±1.5% at VOUT > 2.0V
Recommend output capacitor: 1μF
Thermal overload and short-circuit protection