AT1202 Preliminary Product Information High Voltage Linear Regulator Features • ±2% Output Accuracy • 12µA Quiescent Current • Shutdown Current <1µA • High Output Voltage: Up to 28V • 30mA Output Current • Tiny SOT-25 Package General Description The AT1202 is high voltage, micropower linear regulator. Key feature include wide input voltage, low-noise, low-dropout and low-quiescent-current. The output voltage precision is within ±2﹪and output currents of up to 30mA. Applications • Microcontroller Power • Notebook Computers • 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 2/8/2006 REV:1.1 Email: [email protected] 1 AT1202 Preliminary Product Information High Voltage Linear Regulator Pin Assignment Ordering Information Part number AT1202X AT1202X_GRE Package SOT-25 SOT-25, Green Marking Date Code ,Date Code with one bottom line : Date Code *For more marking information, contact our sales representative directly Pin Description Pin No. Symbol I/O 1 2 3 4 5 VIN GND OUT FB /SHDN P P O I I Description Power Supply Ground Regulator Output Feedback Input Shutdown input, active low. Absolute Maximum Ratings Item Symbol Ratings Units Storage temperature Operating temperature VIN /SHDN,FB OUT Power consumption TSTG TOPR -55〜＋150 -30〜＋85 -0.3〜+30 -0.3〜＋(VIN+0.3) -0.3V〜+30 570 ℃ ℃ V V V mW Pd*1 *1. Continuous Power Dissipation derate 7.1mW/℃ above +70℃ 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 2/8/2006 REV:1.1 Email: [email protected] 2 AT1202 Preliminary Product Information High Voltage Linear Regulator Electrical Characteristics (VIN=15V, /SHDN = VIN, ILOAD=5µA, Ta=TMIN to TMAX ,unless otherwise note. Typical Ta =250C) Parameter Input Voltage Supply Current Shutdown Supply Current Feedback Reference Feedback Input Current Dropout Voltage Symbol IIN1 VFB IFB Unit Min. Typ. Max. 4 - 28 V /SHDN=VIN, Ta =250C - 12 15 μA /SHDN=VIN,VIN=6~28V, Ta=TMIN to TMAX - - 20 μA /SHDN=GND, Ta =250C - - 3 μA - - 5 μA 1.215 1.240 1.265 V 1.18 - 1.28 V -10 12 30 nA - - 350 mV VIN IIN Values Condition /SHDN=GND, Ta=TMIN to TMAX FB=OUT, Ta =250C VIN=6V to 28V,ILOAD=1mA FB=OUT, VIN=6V to 28V, Ta=TMIN to TMAX ILOAD=5μA to 30mA VFB =1.3V ∆VDO ILOAD=30mA Output Current Limit VIN=6 - 100 - mA OUT Reverse Leakage Current Capacitive Load Requirement VIN=unconnected, OUT set to 5V - 80 - μA 0.33 - - μF/mA - - 2 ms - 0.5 - %OUT -1 - 1 μA 1.4 - - 0.25 V V RL =500Ω,OUT set to 5V COUT =10μF RL =500Ω,COUT =10μF OUT set to 5V with 90% output Start-Up Time Response Start-Up overshoot /SHDN Input Current /SHDN Input Level I/SHDN /SHDN=0 or 15V VIH VIL 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 2/8/2006 REV:1.1 Email: [email protected] 3 AT1202 Preliminary Product Information High Voltage Linear Regulator Typical Application Circuit Fig1. AT1202 Typical Application Circuit Fig2. Negatve Power supply 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 2/8/2006 REV:1.1 Email: [email protected] 4 AT1202 Preliminary Product Information High Voltage Linear Regulator Typical Characteristics (COUT=10µF) Fig1a. VOUT=5V Start-Up Response Fig1b. VOUT=5V Transient (CH1:/SHDN CH2:VOUT/30mA VIN=10V) (CH1:VOUT CH2:IOUT ) Fig 2a. VOUT=15V Start-Up Response Fig2b. VOUT=15V Transient (CH1:/SHDN CH2:VOUT/30mA VIN=20V) (CH1:VOUT CH2:IOUT ) 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 2/8/2006 REV:1.1 Email: [email protected] 5 AT1202 Preliminary Product Information High Voltage Linear Regulator 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 MAX 0.057 0.006 0.051 0.020 0.008 0.122 0.118 0.069 0.022 0.037ref 0.075ref 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 2/8/2006 REV:1.1 Email: [email protected] 6 AT1202 Preliminary Product Information High Voltage Linear Regulator 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 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 5°C of actual Peak Temperature (tP) Ramp-down Rate Time 25°C to Peak Temperature 3°C/second max. Pb-Free Assembly Large Body Small Body Pkg. thickness Pkg. thickness ≥2.5mm or Pkg. ≥2.5mm or Pkg. volume ≥350mm3 volume ≥350mm3 3°C/second max. 100°C 150°C 60-120 seconds 150°C 200°C 60-180 seconds 3°C/second max. 183°C 60-150 seconds 217°C 60-150 seconds 225+0/-5°C 10-30 seconds 240+0/-5°C 10-30 seconds 6°C/second max. 6 minutes max. 245+0/-5°C 10-30 seconds 250+0/-5°C 20-40 seconds 3°C/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 2/8/2006 REV:1.1 Email: [email protected] 7