AT1201 Preliminary Product Information 2.5/2.7/2.8/3.0/3.3/4.5/5.0V 150mA LDO Features General Description • Output voltage 2.5/2.7/2.8/3.0/3.3/4.5/5.0V • Output current 150mA • Output noise voltage 35μVrmstyp. • No-load input current 90μA typ. • I/O voltage difference 0.1V typ.(Io=50mA) • Ripple rejection ratio 70dB typ. • Bulit-in On/Off control The AT1201 is a low-noise, low-dropout, lowquiescent-current linear regulator designed for battery-powered applications. The output voltage precision is within ± 2﹪and output currents of up to 150mA；the input/output voltage difference at 50mA is only 0.1V. Applications • Cordless phones • Portable phones, PHS • Other battery operating system Block Diagram Aimtron reserves the right without notice to change this circuitry and specifications. 2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C. Tel: 886-3-563-0878 WWW: http://www.aimtron.com.tw Fax: 886-3-563-0879 Email: [email protected] 1 AT1201 Preliminary Product Information 2.5/2.7/2.8/3.0/3.3/4.5/5.0V 150mA LDO Pin Assignment Ordering Information Part number AT1201-□□X AT1201-□□XR Package 5-pin Plastic SOT 5-pin Plastic SOT Remarks □□□■X □□□■R □□:Output Voltage 25::2.5V 27::2.7V 28:2.8V 30:3.0V 33:3.3V 45::4.5V 50:5.0V □□□■: □□□:Date Code ■: A:5V B:3.3V C:3.0V D:2.8V E:2.7V F:4.5V G:2.5V Absolute Maximum Ratings Item Symbol Ratings Units Storage temperature Operating temperature Power supply voltage Output current Power consumption TSTG TOPR VCC IOUT Pd -40〜＋125 -30〜＋85 -0.3〜＋14 200 150 ℃ ℃ V mA mW Item Symbol Ratings Units Operating temperature Output current Operating voltage TOP IOP VOP -20〜＋75 0〜150 3.4〜10 ℃ mA V Recomnended Operating Condition 2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C. Tel: 886-3-563-0878 WWW: http://www.aimtron.com.tw Fax: 886-3-563-0879 Email: [email protected] 2 AT1201 Preliminary Product Information 2.5/2.7/2.8/3.0/3.3/4.5/5.0V 150mA LDO Electrical Characteristics (Except where noted otherwise, Ta＝25℃) Item Output voltage Symbol VO Measurement conditions Min. VIN=VO+1V, IO=30mA VOUT -2﹪ No-load consumption current Iccq1 VIN=VO+1V, IO=0mA Input current while off Iccq2 VIN=VO+1V, VCONT=0V I/O voltage difference Vd min VIN=VO-0.2V, IO=50mA ΔV1 Input fluctuations VIN=VO+1V~10V, IO=50mA ΔV2 Load fluctuation VIN=VO+1V, IO=0~100mA Tj=-20~+75℃,VIN= VO+1V, Output voltage temperature ΔVO/ΔT coefficient IO=30mA VIN=VO+1V, IO=30mA, Ripple rejection rate RR 50 VRIPPLE=1VP-P,f=120Hz VIN=VO+1V, f=20~80kHz, Output noise voltage Vn IO=30mA, Cn=0.01μF CONT pin current while on ICONT VCONT=1.6V Typ. Max. Units VOUT VOUT +2﹪ V 180 0.1 0.2 20 60 μA μA V mV mV 90 0.1 10 30 100 ppm/℃ 70 dB 35 (3V item) μVrms 5 15 μA V V CONT pin high level H 1.6 VIN +0.3V CONT pin low level L -0.3 0.4 Measuring Circuit 2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C. Tel: 886-3-563-0878 WWW: http://www.aimtron.com.tw Fax: 886-3-563-0879 Email: [email protected] 3 AT1201 Preliminary Product Information 2.5/2.7/2.8/3.0/3.3/4.5/5.0V 150mA LDO Characteristics (33X,33XR Series ) •Consumption current (VIN=4.3V) •Output fluctuation (IO=30mA) •I/O voltage difference (VIN=3.1V) •Load fluctuation (VIN=4.3V) •Current limit (VIN=4.3V) •No-load input current 2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C. Tel: 886-3-563-0878 WWW: http://www.aimtron.com.tw Fax: 886-3-563-0879 Email: [email protected] 4 AT1201 Preliminary Product Information 2.5/2.7/2.8/3.0/3.3/4.5/5.0V 150mA LDO •Load step (1mA-200mA) •Chip enable transient response •Current limit response 2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C. Tel: 886-3-563-0878 WWW: http://www.aimtron.com.tw Fax: 886-3-563-0879 Email: [email protected] 5 AT1201 Preliminary Product Information 2.5/2.7/2.8/3.0/3.3/4.5/5.0V 150mA LDO Small Outline SOT-25 SYMBOL A A1 A2 b C D E E1 L e e1 r INCHES MIN 0.035 0.000 0.035 0.010 0.003 0.110 0.102 0.059 0.014 MAX 0.057 0.006 0.051 0.020 0.008 0.122 0.118 0.069 0.022 0.037ref 0.075ref 00 100 MILLIMETERS MIN MAX 0.90 1.45 0.00 0.15 0.90 1.30 0.25 0.50 0.08 0.20 2.80 3.10 2.60 3.00 1.50 1.75 0.35 0.55 0.95ref 1.90ref 00 100 NOTES - - 2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C. Tel: 886-3-563-0878 WWW: http://www.aimtron.com.tw Fax: 886-3-563-0879 Email: [email protected] 6 AT1201 Preliminary Product Information 2.5/2.7/2.8/3.0/3.3/4.5/5.0V 150mA LDO Reflow Condition (IR/Convection or VPR Reflow) Reference JEDEC Standard J-STD-020A Classification Reflow Profiles Convection or IR/Convction Average Heating Rate(180°C to peak) Preheat Temperature(125±20°C) Temperature maintained above 180°C Time within 5°C of actual Peak Temperature Peak Temperature Range(Note 1) Cooling Rate Time 25°C to Peak Temperature 5°C/second max. 120 seconds max. 10~150 seconds 10~20 seconds 219~225°C or 235~240°C 6°C /second max. 6 minutes max. VPR 10°C/second max. 60 seconds 219~225°C or 235~240°C 10°C/second max. *1 The maximum peak temperatures for IR and VP reflow are depending on package dimensions. Package Reflow Conditions Pkg. Thickness ≥2.5mm and Pkg. Thickness <2.5mm and all bags Pkg. Volume ≥350 mm3 Pkg. Thickness <2.5mm and Pkg. Volume <350 mm3 Convection 219~225°C VPR 219~225°C IR/Convection 219~225°C Convection 235~240°C VPR 235~240°C IR/Convection 235~240°C 2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C. Tel: 886-3-563-0878 WWW: http://www.aimtron.com.tw Fax: 886-3-563-0879 Email: [email protected] 7