AP2202R-3.3TRE1 Diodes Incorporated

Data Sheet 150mA RF ULDO REGULATOR AP2202 General Description Features The AP2202 is a 150mA ULDO regulator which pro- Up to 150mA Output Current vides very low noise, ultra low dropout voltage Low Standby Current (typically 165mV at 150mA), very low standby current Low Dropout Voltage: V =165mV at 150mA DROP (1A maximum) and excellent power supply ripple High Output Accuracy: 1% rejection (PSRR 75dB at 100Hz) in battery powered Good Ripple Rejection Ability: 75dB at 100Hz applications, such as handsets and PDAs and in noise and I =100A OUT sensitive applications, such as RF electronics. Tight Load and Line Regulation The AP2202 also features logic compatible enable/ Low Temperature Coefficient shutdown control inputs, a low power shutdown mode Over Current Protection for extended battery life, over current protection, over Thermal Protection temperature protection, as well as reversed-battery pro- Reverse-battery Protection tection. Logic-controlled Enable The AP2202 has adjustable, 2.5V, 2.6V, 2.8V, 3.0V and Applications 3.3V versions. The AP2202 is available in space saving SOT-23-5 and Cellular Phones SOT-89 packages. Cordless Phones Digital Still Cameras Wireless Communicators PDAs / Palmtops PC Mother Board Consumer Electronics SOT-23-5 SOT-89 Figure 1. Package Types of AP2202 Jul. 2011 Rev. 2. 2 BCD Semiconductor Manufacturing Limited 1 Data Sheet 150mA RF ULDO REGULATOR AP2202 Pin Configuration K Package (SOT-23-5) V V 1 5 IN OUT V V 1 5 OUT IN GND 2 GND 2 ADJ EN34 EN34 BYP R Package (SOT-89) 12 3 V GND V OUT IN (TAB) Figure 2. Pin Configuration of AP2202 (Top View) Pin Description Pin Number Function Pin Name SOT-23-5 SOT-89 13 V Input voltage IN 2 2 GND Ground (TAB for SOT-89) 3 EN Enable input: CMOS or TTL compatible input. Logic high=enable, logic low=shutdown 4 BYP/ADJ Bypass capacitor for low noise operation/Adjust output 51 V Regulated output voltage OUT Jul. 2011 Rev. 2. 2 BCD Semiconductor Manufacturing Limited 2