AP2115 Datasheet, PDF (1/16 Pages) BCD Semiconductor Manufacturing Limited – 300mA FIXED OUTPUT VOLTAGE LDO REGULATOR

Preliminary Datasheet
300mA FIXED OUTPUT VOLTAGE LDO REGULATOR
General Description
Features
AP2115
The AP2115 is positive voltage regulator IC designed _{· High Ripple Rejection: 70dB at f=1KHz}
by CMOS process. The AP2115 has features of low _{· Ultra Low Dropout Voltage: 0.3V Typical at}
dropout voltage, high output voltage accuracy and low
I_OUT=300mA
current consumption. It consists of a voltage reference,
an error amplifier, a resistor network for setting output
voltage, a current limit circuit for current protection, a
·
·
Low Operation Current: 80µA Typical
High Line Regulation: 4mV Typical
circuit for over temperature protection and a chip ^{· High Load Regulation: 12mV Typical at}
enable circuit. Thus, the AP2115 is suitable for various
I_OUT=300mA
power sources for portable application.
· Low Temperature-drift Coefficient of Output
Voltage
The AP2115 is available in standard SOT-23-5 pack- _{· High Output Voltage Accuracy: ± 2%}
age.
· Excellent Line Transient Response and Load
Transient Response
· Output Voltage: 1.8V, 2.5V, 2.8V, 3.0V, 3.3V
· Low ESR Capacitor Compatible
· Wide Temperature Range: -40^oC to 125^oC
· Current and Thermal Protection
Application
· Mobile Phones, Cordless Phones
· Portable Games
· Cameras
· Portable AV Equipment
· Battery Powered Equipment
Oct. 2005 Rev. 1. 0
SOT-23-5
Figure 1. Package Type of AP2115
BCD Semiconductor Manufacturing Limited
1