Description
LD6938 series Dual low-dropout regulators, low noise, 300 mA Rev.1 * 11 July 2013 Objective data sheet 1.Product profile 1.1 General de.
The LD6938 series consists of small-size dual Low DropOut regulators (LDO).
Features
* High Power Supply Rejection Ratio (PSRR)
* Low output noise
* Low quiescent current
* Extremely low standby current ( 0.1 A)
* Soft start circuit to limit inrush current
* Output current limiter with foldback circuit
* Overtemperature protection
* Delayed output c
Applications
* Smartphones
* Mobile handsets
* Digital still cameras
* Tablet PCs
* Mobile internet devices
* Portable media players
1.4 Quick reference data
* IO = 300 mA for each LDO
* PSRR = 80 dB at 1 kHz
* RMS noise Vn(o)RMS = 70 V
at 10 Hz to 100 kHz
* tstartup(re