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| AT1201 Preliminary Product Information 2.5/2.7/2.8/3.0/3.3/4.5/5.0V 150mA LDO Features * Output voltage 2.5/2.7/2.8/3.0/3.3/4.5/5.0V * Output current 150mA * Output noise voltage 35Vrmstyp. * No-load input current 90A typ. * I/O voltage difference 0.1V typ.(Io=50mA) * Ripple rejection ratio 70dB typ. * Bulit-in On/Off control General Description The AT1201 is a low-noise, low-dropout, low-quiescent-current linear regulator designed for battery-powered applications. The output voltage precision is within 2and output currents of up to 150mAthe 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. 7F, No.9,PARK AVENUE. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C. Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.aimtron.com.tw 2/9/2006 REV:1.1 Email: service@aimtron.com.tw 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-X_Green AT1201-XR AT1201-XR_Green Package SOT-25 SOT-25, Green SOT-25 SOT-25, Green Marking Date Code ,Date Code with one bottom line Date Code ,Date Code with one bottom line 50:5.0V :Output Voltage 25::2.5V 27::2.7V 28:2.8V 30:3.0V 33:3.3V 45::4.5V : A:5V B:3.3V C:3.0V D:2.8V E:2.7V F:4.5V G:2.5V : Date Code *For more marking information, contact our sales representative directly Absolute Maximum Ratings Item Symbol Ratings Units Storage temperature Operating temperature Power supply voltage Output current Power consumption TSTG TOPR VCC IOUT Pd -40125 -3085 -0.314 200 150 V mA mW Recommended Operating Condition Item Symbol Ratings Units Operating temperature Output current Operating voltage TOP IOP VOP -2075 0150 3.410 mA V 7F, No.9,PARK AVENUE. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C. Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.aimtron.com.tw 2/9/2006 REV:1.1 Email: service@aimtron.com.tw 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, Ta25) Item Symbol Measurement conditions Min. VOUT -2 Typ. Max. VOUT +2 Units Output voltage VO VIN=VO+1V, IO=30mA VOUT 90 0.1 10 30 100 70 35 (3V item) V A A V mV mV ppm/ dB Vrms 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 V1 Input fluctuations VIN=VO+1V~10V, IO=50mA V2 Load fluctuation VIN=VO+1V, IO=0~100mA Tj=-20~+75,VIN= VO+1V, Output voltage temperature VO/T coefficient IO=30mA VIN=VO+1V, IO=30mA, 50 Ripple rejection rate RR VRIPPLE=1VP-P,f=120Hz VIN=VO+1V, f=20~80kHz, Output noise voltage Vn IO=30mA, Cn=0.01F CONT pin current while on ICONT VCONT=1.6V CONT pin high level CONT pin low level H L 1.6 -0.3 180 0.1 0.2 20 60 5 15 VIN +0.3V A V V 0.4 Measuring Circuit 7F, No.9,PARK AVENUE. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C. Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.aimtron.com.tw 2/9/2006 REV:1.1 Email: service@aimtron.com.tw 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 7F, No.9,PARK AVENUE. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C. Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.aimtron.com.tw 2/9/2006 REV:1.1 Email: service@aimtron.com.tw 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 7F, No.9,PARK AVENUE. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C. Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.aimtron.com.tw 2/9/2006 REV:1.1 Email: service@aimtron.com.tw 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 00 0.037ref 0.075ref MAX 0.057 0.006 0.051 0.020 0.008 0.122 0.118 0.069 0.022 100 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 - - 7F, No.9,PARK AVENUE. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C. Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.aimtron.com.tw 2/9/2006 REV:1.1 Email: service@aimtron.com.tw 6 AT1201 Preliminary Product Information 2.5/2.7/2.8/3.0/3.3/4.5/5.0V 150mA LDO Reflow Profiles Profile Feature Sn-Pb Eutectic Assembly Large Body Small Body Pkg. thickness Pkg. thickness <2.5mm or Pkg. 2.5mm or Pkg. 3 volume 350mm3 volume <350mm 3C/second max. Average ramp-up rate (TL to TP) Preheat -Temperature Min(Tsmin) -Temperature Max (Tsmax) -Time (min to max)(ts) Tsmax to TL -Ramp-up Rate Time maintained above: -Temperature (TL) -Time (tL) Peak Temperature(TP) Time within 5C of actual Peak Temperature (tP) Ramp-down Rate Time 25C to Peak Temperature Pb-Free Assembly Large Body Small Body Pkg. thickness Pkg. thickness 2.5mm or Pkg. 2.5mm or Pkg. volume 350mm3 volume 350mm3 3C/second max. 100C 150C 60-120 seconds 150C 200C 60-180 seconds 3C/second max. 183C 60-150 seconds 225+0/-5C 10-30 seconds 240+0/-5C 10-30 seconds 217C 60-150 seconds 245+0/-5C 10-30 seconds 250+0/-5C 20-40 seconds 6C/second max. 6 minutes max. 3C/second max. 8 minutes max. *All temperatures refer to topside of the package, measured on the package body surface. 7F, No.9,PARK AVENUE. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C. Tel: 886-3-563-0878 Fax: 886-3-563-0879 WWW: http://www.aimtron.com.tw 2/9/2006 REV:1.1 Email: service@aimtron.com.tw 7 |
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