AT1201 AIMTRON | Alldatasheet

Document overview

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Technical content

Features

  • Output current 150mA
  • Output noise voltage 35 μVrmstyp.
  • No-load input current 90 μA typ.
  • I/O voltage difference 0.1V typ.(Io=50mA)
  • Ripple rejection ratio 70dB typ.
  • Bulit-in On/Off control

Applications

  • Cordless phones
  • Portable phones, PHS
  • Other battery operating system General Description The AT1201 is a low-noise, low-dropout, low-quiescent-current linear regulator designed for battery-powered applicatio ns. 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 . Block Diagram Aimtron reserves the right without notice to change this circuitry and specifications.

Preliminary Product Information 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 Pin Assignment

Ordering Information

Part number Package Marking AT1201-□□X SOT-25 Date Code AT1201-□□X_Green SOT-25, Green ,Date Code with one bottom line AT1201-□□XR SOT-25 Date Code AT1201-□□XR_Green SOT-25, Green ,Date Code with one bottom line : Date Code *For more marking information, contact our sales representative directly Absolute Maximum Ratings Item Symbol Ratings Units Storage temperature T STG -40〜＋125 ℃ Operating temperature T OPR -30〜＋85 ℃ Power supply voltage V CC -0.3〜＋14 V Output current I OUT 200 mA Power consumption Pd 150 mW Recommended Operating Condition Item Symbol Ratings Units Operating temperature T OP -20〜＋75 ℃ Output current I OP 0〜150 mA Operating voltage V OP 3.4〜10 V

Preliminary Product Information 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 Electrical Characteristics (Except where noted otherwise, Ta＝25℃) Item Symbol Measurement conditions Min. Typ. Max. Units Output voltage V O VIN=VO+1V , IO=30mA VOUT -2﹪ VOUT VOUT +2﹪ V No-load consumption current Iccq1 V IN=VO+1V , IO=0mA 90 180 μA Input current while off Iccq2 V IN=VO+1V , VCONT=0V 0.1 μA I/O voltage difference Vd min V IN=VO-0.2V , IO=50mA 0.1 0.2 V Input fluctuations ΔV1 VIN=VO+1V~10V , IO=50mA 10 20 mV Load fluctuation ΔV2 VIN=VO+1V , IO=0~100mA 30 60 mV Output voltage temperature coefficient ΔVO/ΔT Tj=-20~+75℃,VIN= VO+1V , IO=30mA 100 ppm/℃ Ripple rejection rate RR VIN=VO+1V , IO=30mA, VRIPPLE=1VP-P,f=120Hz 50 70 dB Output noise voltage Vn VIN=VO+1V , f=20~80kHz, IO=30mA, Cn=0.01μF 35 (3V item) μVrms CONT pin current while on I CONT VCONT=1.6V 5 15 μA CONT pin high level H 1.6 VIN +0.3V V CONT pin low level L -0.3 0.4 V Measuring Circuit

Preliminary Product Information 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 Characteristics (33X,33XR Series )

  • Consumption current (VIN=4.3V)
  • I/O voltage difference (VIN=3.1V)
  • Current limit (V IN=4.3V)
  • Output fluctuation (IO=30mA)
  • Load fluctuation (VIN=4.3V)
  • No-load input current

Preliminary Product Information 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

  • Load step (1mA-200mA)
  • Chip enable transient response
  • Current limit response

Preliminary Product Information 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 Small Outline SOT-25 INCHES MILLIMETERS SYMBOL MIN MAX MIN MAX NOTES A 0.035 0.057 0.90 1.45 - A1 0.000 0.006 0.00 0.15 - A2 0.035 0.051 0.90 1.30 - b 0.010 0.020 0.25 0.50 - C 0.003 0.008 0.08 0.20 - D 0.110 0.122 2.80 3.10 - E 0.102 0.118 2.60 3.00 - E1 0.059 0.069 1.50 1.75 - L 0.014 0.022 0.35 0.55 e 0.037ref 0.95ref e1 0.075ref 1.90ref r 00 100 00 100 -

Preliminary Product Information 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 Reflow Profiles Sn-Pb Eutectic Assembly Pb-Free Assembly Profile Feature Large Body Pkg. thickness ≥2.5mm or Pkg. volume ≥350mm3 Small Body Pkg. thickness <2.5mm or Pkg. volume <350mm3 Large Body Pkg. thickness ≥2.5mm or Pkg. volume ≥350mm3 Small Body Pkg. thickness ≥2.5mm or Pkg. volume ≥350mm3 Average ramp-up rate (TL to TP) 3°C/second max. 3 °C/second max. Preheat -Temperature Min(Tsmin) -Temperature Max (Tsmax) -Time (min to max)(ts) 100°C 150°C 60-120 seconds 150°C 200°C 60-180 seconds Tsmax to TL -Ramp-up Rate 3°C/second max. Time maintained above: -Temperature (TL) -Time (t L) 183°C 60-150 seconds 217°C 60-150 seconds Peak Temperature(TP) 225+0/-5°C 240+0/-5 °C 245+0/-5 °C 250+0/-5 °C Time within 5 °C of actual Peak Temperature (tP) 10-30 seconds 10-30 seconds 10-30 seconds 20-40 seconds Ramp-down Rate 6°C/second max. 3 °C/second max. Time 25 °C to Peak Temperature 6 minutes max. 8 minutes max. *All temperatures refer to topside of the package, measured on the package body surface.