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| Product Brief VOLTAGE DETECTOR HIGH SPEED, EXTREMELY LOW NOISE LDO REGULATOR Description The AP2121 series are positive voltage regulator ICs with AZ70XX series ICs are under voltage detectors fabricated in voltage thresholdEach of these ICsconsumption. a built by CMOS process. and low power consists of a voltage reference, an error amplifier, a resistor network The AZ70XX are specifically designed to accurately for setting output voltage, a current limit circuit for curmonitor power supplies. rent protection and a chip enable circuit (5-pin products only). The AZ70XX use a precision on-chip voltage reference and a comparator to measure the input operating voltage. The AP2121 series featurereset the system after low dropThese ICs can accurately high ripple rejection, detecting out voltage, low noise, switching power on accuracy, and voltage at the time of high output voltage and instantalow current consumption which make them ideal for use neous power off in various CPU systems and other logic in variousThe detect voltage thresholds are 2.3V/2.5V/ systems. battery-powered devices. 2.7V/2.9V/3.1V/3.3V/4.2V/4.5V for AZ7023/25/27/29/ The AP2121respectively. Built in1.8V, 2.5V,helps to3.0V, 31/33/42/45 series have 1.5V, hysteresis 2.8V, pre3.2Verratic operation in the presence of noise. vent and 3.3V versions. The AP2121 are available in standard SOT-23-3 and SOTFeatures 23-5 packages. Low Current Consumption: Features ICCL=300A Typical ICCH=30A Typical * Low Dropout Voltage at IOUT=100mA: 150mV Typi* Low Minimum Operating Voltage for Output Resetcal (ExceptTypical ting: 0.8V 1.5V Version) * Low Quiescent Current: 25A Typical * Built in Hysteresis Voltage: 50mV Typical * High Ripple Rejection: 70dB Typical f=1kHz * Open Collector Output * MaximumTemperature Range: -40 to 85oC 150mA * Extended Output Current: More Than (300mA Limit) * Extremely Low Noise: 30Vrms (10Hz to 100kHz) * Excellent Line Regulation: 4mV Typical Applications * Excellent Load Regulation: 12mV Typical * Low Battery Voltage Detector Excellent Line Transient Response and Load Transient Response * Power Fail Indicator * Processor Reset Generator * Battery Backup Control Applications * Home Electric Appliances * AZ70XX AP2121 Parametric Table IOUT (Min) (mA) Supply Voltage (Max) (V) Supply Current (Max)(A) Quiescent Current (Typ) (A) VDROP at IOUT=100mA (Typ) Detect (mV) Voltage (Typ) VIN (Max) (V) Detect Voltage Temperature o Coefficient VOUT (V) (%/ C) "H" Transmission Delay Time (s) PSRR (dB) Operating Temperature (Min) (oC) Accuracy (%) Operating Temperature (Max) (oC) Load Regulation (Typ) (mV) Line Regulation (Typ) (mV) On/Off Pin Benefits 150 25 20 500 2.3, 2.5, 2.7, 150 (Except 2.9, 3.1, 3.3, 1.5V Version) 4.2, 4.5 6 0.01 1.5, 1.8, 2.5, 2.8, 3.0, 3.2, 3.3 15 70 -40 2 85 12 4 Yes Error Flag No * Easier to Use *Operating Junction Temperature Very Competitive Price -40 (Min) (oC) Operating Junction Temperature 85 (Max) (oC) Additional Available Materials * Samples Benefits * Data Sheet * Reliability Report * Equivalent Characteristics to the Products from * ESD Report Worldwide First-class Vendors * Very Competitive Price Additional Available Materials * * * * Samples Data Sheet Reliability Report ESD Report SOT-89-3 * Mobile Phones, Cordless Phones * Wireless Communication Equipment Pin Configuration * Portable Games * Cameras, VideoTO-92 Recorders TO-92 Ammo Packing * Sub-board Power Supplies for Telecom Equipment * Battery Powered Equipment 3 2 1 OUT GND VCC 3 2 1 OUT GND VCC VCC GND OUT 1 2 3 Jul. 2007 Jun.2007 BCD Semiconductor Manufacturing Limited Product Brief VOLTAGE DETECTOR HIGH SPEED, EXTREMELY LOW NOISE LDO REGULATOR Description Pin Configuration The AZ70XX series ICs are under voltage detectors with SOT-23-3 a built in voltage threshold and low power consumption. The AZ70XX are specifically designed to accurately VIN monitor power supplies. The AZ70XX use a precision on-chip voltage reference 3 and a comparator to measure the input operating voltage. These ICs can accurately reset the system after detecting 2 1 voltage at the time of switching power on and instantaneous power off in various CPU systems and other logic systems. The detect voltage thresholds are 2.3V/2.5V/ VOUT GND 2.7V/2.9V/3.1V/3.3V/4.2V/4.5V for AZ7023/25/27/29/ 31/33/42/45 respectively. Built in hysteresis helps to prevent erratic operation in the presence of noise. AZ70XX AP2121 Parametric Table Supply Voltage (Max) (V) SOT-23-5 Supply Current (Max)(A) Detect Voltage (Typ) VIN 1 20 500 2.3, 2.5, 2.7, 2.9, 3.1, 3.3, 4.2, 4.5 0.01 15 -40 85 5 VOUT Detect Voltage Temperature GND 2 Coefficient (%/oC) 3 4 NC CE "H" Transmission Delay Time (s) Operating Temperature (Min) (oC) Operating Temperature (Max) (oC) Ordering Information Example Features Package Temperature Range Condition Benefits Number Part * * AP2121N-1.5TRE1 Marking ID EF1 Packing Type Tape & Reel Tape & Reel Tape & Reel Tape & Reel * * * * * Low Current Consumption: ICCL=300A Typical ICCH=30A Typical Low Minimum Operating Voltage for Output ResetSOT-23-3 -40 to 85oC ting: 0.8V Typical Built in Hysteresis Voltage: 50mV Typical Open Collector Output Extended Temperature Range: -40 to 85oC Easier to Use AP2121N-1.8TRE1 EF3 Very Competitive Price AP2121N-2.5TRE1 AP2121N-2.8TRE1 EF4 EF5 Additional Available Materials & Reel AP2121N-3.0TRE1 EF6 Tape AP2121N-3.2TRE1 EF7 Tape & Reel Tape & Reel Tape & Reel Tape & Reel Tape & Reel Tape & Reel Tape & Reel Tape & Reel Tape & Reel Applications SOT-23-5 -40 to 85 C o * Samples AP2121N-3.3TRE1 EF8 * Data Sheet Active High (Pull-down resistor built-in) AP2121AK-1.5TRE1 E1Z * Reliability Report Active High (Pull-down resistor built-in) AP2121AK-1.8TRE1 E1U * ESD Report Active High (Pull-down resistor built-in) Active High (Pull-down resistor built-in) AP2121AK-2.5TRE1 AP2121AK-2.8TRE1 E1V E1W E1X E3Z E1Y * Low Battery Voltage Detector Active High (Pull-down resistor built-in) AP2121AK-3.0TRE1 * Power Fail Indicator * Processor Reset Generator Active High (Pull-down resistor built-in) AP2121AK-3.2TRE1 Active High (Pull-down resistor built-in) AP2121AK-3.3TRE1 * Battery Backup Control * Home Electric Appliances Detailed information please refer to the relevant datasheet. Pin Configuration Sales Office: TO-92 USA 30920 Huntwood Ave.Hayward, CA 94544, USA Tel : +1-510-324-2988 3 OUT Fax : +1-510-324-2788 Taiwan 4F, 298-1 Rui Guang Road, Nei-Hu District, Taipei, 1 VCC Taiwan Tel : 886-2-2656-2808 Fax : 886-2-2656-2806 2 TO-92 Ammo Packing Shanghai SOT-89-3 3 2 1 8F, B Zone, 900 Yi Shan Road, Shanghai 200233, China Tel OUT: 86-21-6495 9539 Fax : 86-21-6485 9673 GND GND Shenzhen VCC E, 5F, Noble Center, No.1006, 3rd Fuzhong Road, Futian Room District, Shenzhen 518026, China Tel : 86-755-8826 7951 VCC GND OUT Fax : 86-755-8826 7865 1 2 3 Jul. 2007 Jun.2007 BCD Semiconductor Manufacturing Limited |
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