AP2210 Datasheet, PDF (1/22 Pages) BCD Semiconductor Manufacturing Limited – 300mA RF ULDO REGULATOR

Data Sheet
300mA RF ULDO REGULATOR
General Description
Features
AP2210
The AP2210 is a 300mA ULDO regulator which pro- _{· Up to 300mA Output Current}
vides very low noise, ultra low dropout voltage _{· Excellent ESR Stability}
(typically 250mV at 300mA), very low standby current _{· Low Standby Current}
(1µA maximum) and excellent power supply ripple
rejection (PSRR 75dB at 100Hz) in battery powered
·
Low Dropout Voltage: V_DROP=250mV at 300mA
applications, such as handsets, PDAs and in noise sen- ^{· High Output Accuracy: ±1%}
sitive applications, such as RF electronics.
· Good Ripple Rejection Ability: 75dB at 100Hz
and I_OUT=100µA
The AP2210 also features individual logic compatible _{· Tight Load and Line Regulation}
enable/shutdown control inputs, a low power shutdown _{· Low Temperature Coefficient}
mode for extended battery life, over current protection, _{· Over Current Protection}
over temperature protection, as well as reversed-bat- _{· Thermal Protection}
tery protection.
· Reverse-battery Protection
The AP2210 has 2.5V, 2.8V, 3.0V and 3.3V versions. ^{· Logic-controlled Enable}
The AP2210 is available in space saving SOT-23-3 and
SOT-23-5 packages.
Applications
· Cellular Phones
· Cordless Phones
· Wireless Communicators
· PDAs/Palmtops
· PC Mother Board
· Consumer Electronics
Mar. 2007 Rev. 1. 2
SOT-23-3
SOT-23-5
Figure 1. Package Types of AP2210
BCD Semiconductor Manufacturing Limited
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