at431un-gre Aimtron Technology, at431un-gre Datasheet
at431un-gre
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at431un-gre Summary of contents
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Features ․Low-Voltage Operation: Down to 1.24V ․1% Reference-Voltage Tolerance ․Adjustable Output Voltage, Vo=V ref to 12V ․Low Operational Cathode Current….50μA ․0.25Ω Typical Output Impedance ․SOT-23 and TO-92 Packages Application ․Linear Regulators ․Voltage Reference for Power Circuit Block Diagram and Symbol ...
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... Equivalent Schematic Pin Assignments Ordering Information Part number Package AT431Z AT431UN SOT-23 AT431UN_GRE SOT-23, Green : Date Code * For more marking information, contact our sales representative directly 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 2/8/2006 REV:1.1 Preliminary Product Information 1 ...
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Absolute maximum ratings ( Parameter Cathode voltage Continuous cathode current range Reference Current Operating temperature Storage temperature Package thermal impedance θ JA Power Dissipation Stresses beyond those listed under “ absolute maximum ratings” may cause permanent damage ...
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Parameter Measurement Information Figure 1. Test Circuit for ref ref 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 2/8/2006 REV:1.1 Preliminary Product Information 1.24V ...
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Figure 4. Figure 6. 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 2/8/2006 REV:1.1 Preliminary Product Information 1.24V Low-Voltage Adjustable Precision Shunt Regulator Figure 7. WWW: http://www.aimtron.com.tw Email: service@aimtron.com.tw 5 AT431 Figure 5. ...
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Figure 8. 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 2/8/2006 REV:1.1 Preliminary Product Information 1.24V Low-Voltage Adjustable Precision Figure 10. WWW: http://www.aimtron.com.tw Email: 6 AT431 Shunt Regulator Figure 9. service@aimtron.com.tw ...
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Application 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 2/8/2006 REV:1.1 Preliminary Product Information 1.24V Low-Voltage Adjustable Precision Shunt Regulator WWW: http://www.aimtron.com.tw Email: service@aimtron.com.tw 7 AT431 ...
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Above shows the AT4311 used in a 3.3V isolated flyback supply. Output voltage Vo can be as low as reference voltage V ref (1.24V±1%). The output of the regulator, plus the forward voltage drop of the optocoupler LED (1.24+1.4=2.64V), determine ...
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Package Information SOT-23 MILLIMETERS SYMBOL MIN A 0.787 A1 0.025 B 0.356 C 0.086 D 2.667 E 1.194 E 1.778 H 2.083 L 0.102 S 0.432 。 7F, No.9, PARK AVENUE II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C. ...
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TO-92 MILLIMETERS SYMBOL MIN A 3.4 B 0.3 C 4.4 D 4.4 E 0.9 e 1. 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 2/8/2006 REV:1.1 Preliminary Product Information ...
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Reflow Profiles Profile Feature Average ramp-up rate ( Preheat -Temperature Min(Tsmin) -Temperature Max (Tsmax) -Time (min to max)(ts) Tsmax -Ramp-up Rate Time maintained above: -Temperature ( -Time ( ...