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A6505 Dataheets PDF



Part Number A6505
Manufacturers AiT Semiconductor
Logo AiT Semiconductor
Description DUAL 500mA HIGH PSRR LINEAR REGULATOR
Datasheet A6505 DatasheetA6505 Datasheet (PDF)

AiT Semiconductor Inc. www.ait-ic.com A6505 LOW DROPOUT VOLTAGE REGULATOR DUAL 500mA HIGH PSRR LINEAR REGULATOR DESCRIPTION FEATURES A6505 dual, low-noise, low-dropout regulator delivers  Two low dropout voltage regulators at least 500mA of continuous output current. The  500mA output current for each LDO output voltage for each regulator is set independently  by trimming. Voltages are selectable in 100mV steps  Low output noise (50uVRMS) Low dropout Voltage:0.08V@150mA(Typ.) within .

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AiT Semiconductor Inc. www.ait-ic.com A6505 LOW DROPOUT VOLTAGE REGULATOR DUAL 500mA HIGH PSRR LINEAR REGULATOR DESCRIPTION FEATURES A6505 dual, low-noise, low-dropout regulator delivers  Two low dropout voltage regulators at least 500mA of continuous output current. The  500mA output current for each LDO output voltage for each regulator is set independently  by trimming. Voltages are selectable in 100mV steps  Low output noise (50uVRMS) Low dropout Voltage:0.08V@150mA(Typ.) within a range of 1.2V to 4.5V. The A6505 includes  Standby Mode: 0.1uA two independent logic-controlled shutdown inputs and  High Ripple Rijection:72dB@1KHz (Typ.) allows the output of each regulator to be turned of  Excellent Line regulation: 0.05%/V independently.  Independent Shutdown controls  1.2V to 4.5V Factory-Preset Output A6505 includes high accuracy voltage reference, error  Output Current Limit amplifier, current limit circuit and output driver module.  Highly Accurate: ±2%  Available in SOT-26 package. A6505 has excellent load and line transient response APPLICATION and good temperature characteristics, which can assure the stability of chip and power system. And it  Cellular phones uses trimming technique to guarantee output voltage  Cordless phones and radio communication accuracy within ±2%. equipment  Battery Powered equipment A6505 is available in SOT-26 package.  Notebook and hand-hold equipment  Wireless LAN ORDER INFORMATION  GPS receivers Package Type Part Number SOT-26 A6505E6R-X E6 A6505E6VR-X X:OutputVoltage Note See output voltage portfolio R: Tape & Reel V: Halogen free Package AiT provides all RoHS products Suffix “V” means Halogen free Package TYPICAL APPLICATION NOTE: Input capacitor (CIN=1uF) and Output capacitor (COUT=1uF/3.3uF) are recommended in all application circuit. REV1.0 - MAY 2012 RELEASED - -1- AiT Semiconductor Inc. www.ait-ic.com PIN DESCRIPTION A6505 LOW DROPOUT VOLTAGE REGULATOR DUAL 500mA HIGH PSRR LINEAR REGULATOR Pin # 1 2 3 4 5 6 Symbol VOUT2 VSS CE2 CE1 VIN VOUT1 Top View CH2 Output Voltage Ground Pin Chip Enable2 Chip Enable1 Supply Voltage Input CH1 Output Voltage Function OUTPUT VOLTAGE PORTFOLIO Output Voltage Code OUT1 OUT2 Part Number Pb Free GREEN B 1.5 2.8 A6505E6R-B A6505E6VR-B C 1.5 3.0 A6505E6R-C A6505E6VR-C D 1.5 3.3 A6505E6R-D A6505E6VR-D E 1.5 4.0 A6505E6R-E A6505E6VR-E G 1.8 2.5 A6505E6R-G A6505E6VR-G H 1.8 2.8 A6505E6R-H A6505E6VR-H I 1.8 3.0 A6505E6R-I A6505E6VR-I J 1.8 3.3 A6505E6R-J A6505E6VR-J Code Output Voltage OUT1 OUT2 Part Number Pb Free GREEN M 2.8 1.8 A6505E6R-M A6505E6VR-M O 2.8 2.8 A6505E6R-O A6505E6VR-O P 2.8 3.0 A6505E6R-P A6505E6VR-P Q 3.0 2.5 A6505E6R-Q A6505E6VR-Q R 3.0 3.0 A6505E6R-R A6505E6VR-R S 3.0 3.3 A6505E6R-S A6505E6VR-S T 3.3 1.8 A6505E6R-T A6505E6VR-T U 3.3 3.3 A6505E6R-U A6505E6VR-U REV1.0 - MAY 2012 RELEASED - -2- AiT Semiconductor Inc. www.ait-ic.com A6505 LOW DROPOUT VOLTAGE REGULATOR DUAL 500mA HIGH PSRR LINEAR REGULATOR ABSOLUTE MAXIMUM RATINGS Max Input Voltage 8V TJ, Operating Junction Temperature 125°C TA, Ambient Temperature -40°C ~ 85°C Power Dissipation SOT-26 250mW TS, Storage Temperature -40°C ~ 150°C Lead Temperature & Time 260°C,10S Stresses above may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated in the Electrical Characteristics is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability. RECOMMENDED WORK CONDITIONS Input Voltage Range Ambient Temperature Max. 6V -40°C ~ 85°C REV1.0 - MAY 2012 RELEASED - -3- AiT Semiconductor Inc. www.ait-ic.com A6505 LOW DROPOUT VOLTAGE REGULATOR DUAL 500mA HIGH PSRR LINEAR REGULATOR ELECTRICAL CHARACTERISTICS Test Conditions: CIN=1uF,COUT=3.3uF,TA=25°C, unless otherwise specified. Parameter Symbol Conditions Min Input Voltage VIN 1.2 Output Voltage VOUT VIN=Set, VOUT+1V, 1mA≤IOUT≤30mA VOUT x 0.98 Maximum Output Current IOUT(MAX) 600 IOUT = 50mA - Dropout Voltage VOUT ≥ 2.8V VDROP IOUT = 100mA IOUT = 150mA - IOUT = 400mA - Line Regulation ΔVOUT ΔVIN × VOUT IOUT = 40mA, 2.8V≤VIN≤6V - Load Regulation ΔVOUT × ΔIOUT VIN=Set VOUT+1V 1mA≤IOUT≤500mA - Supply Current ISS VIN=Set VOUT+1V - Supply Current (Standby) ISTANDBY VIN=Set VOUT+1V VCE=0V - Output Voltage Temperature Coefficiency ΔVOUT ΔT × VOUT VIN=Set VOUT+1V, IOUT=30mA - Ripple Rejection PSRR F=1000Hz, Ripple=0.5VP-P VIN=Set VOUT+1V - Short Current Limit ILIM VOUT=0V - CE Input Voltage “H” VCEH 1.4 CE Input Voltage “L” VCEL - Output Noise en BW=10Hz~100kHz - Typ. - VOUT1 25 50 75 220 0.05 100 30 0.1 ±50 72 500 50 Max 6 VOUT x 1.02 Units V V - mA 40 75 mV 115 280 0.1 %/V 150 mV 50 uA 1.0 uA - ppm/°C - dB 0.25 - mA V V uVRMS REV1.0 - MAY 2012 RELEASED - -4- AiT Semiconductor Inc. www.ai.


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