LIGITEK ELECTRONICS CO.,LTD. Property of Ligitek Only NPN SILICON PHOTOTRANSISTOR LED LAMPS Pb Lead-Free Parts LPT2021-PF DATA SHEET DOC. NO : QW0905- LPT2021-PF REV. : A DATE : 26 - Mar. - 2007 LIGITEK ELECTRONICS CO.,LTD. Property of Ligitek Only PART NO.LPT2021-PF Page 1/3 Package Dimension Features 3.0 . High illumination sensitivity . Stable characteristics . Spectrally and mechanically matched with IR emitter 4.0 4.2 5.2 1.5 MAX Description The LPT2021-PF series are silicon nitride passivated NPN planar phototransistors with exceptionally table characteristics and high illumination sensitivity the cases of LPT2021-PF are ncapsulated in dark blue transparent plastic T1 3/4 package individuallt 12.5MIN □0.5 TYP 1.EMITTER 2.COLLECTOR 2.3TYP 1.0MIN 1 2 Note:1.All dimension are in millimeter tolerance is ±0.25mm unless otherwise noted 2.Specifications are subject to change without notice •MAXIMUM RATINGS(Ta=25℃) MAXIMUM RATINGS UNIT 100 mw Collector-Emitter Voltage 30 V Emitter-Collector Voltage 5 V PARAMETER Power Dissipation Operating Temperature -50℃ TO +100℃ Storage Temperature -50℃ TO +100℃ 260℃ for 3 seconds Lead Soldering Temperature(1.6mm From Body) •ELECTRICAL CHARACTERISTICS(Ta=25℃) Typ. UNIT TEST CONDITION 30 V Ic=1mA Ee=0mw/c ㎡ 5 V IE=100μA Ee=0mw/c ㎡ V Ic=0.5mA Ee=20mw/c㎡ PARAMETER SYMBOL Min. Collector-Emitter Breakdown Voltage V(BR)CEO Emitter-Collector Breakdown Voltage V(BR)ECO Collector-Emitter Saturation Voltage VCE(sat) Max. 0.4 Rise Time Tr 5 μs Fall Time Tf 5 μs Collector Dark Current On State Collector Current ICEO Ip(on) 100 nA 1 2 mA 2 4 mA 4 8 mA 8 mA VCE =30V IC=800μA,RL=1KΩ VCE =10V Ee=0mw/c ㎡ VCE =5v Ee=1mw/c ㎡ λP=940nm LIGITEK ELECTRONICS CO.,LTD. Property of Ligitek Only PART NO.LPT2021-PF Page 2/3 Soldering Condition(Pb-Free) 1.Iron: Soldering Iron:30W Max Temperature 350 ° C Max Soldering Time:3 Seconds Max(One time only) Distance:2mm Min(From solder joint to body) 2.Wave Soldering Profile Dip Soldering Preheat: 120° C Max Preheat time: 60seconds Max Ramp-up 2°C/sec(max) Ramp-Down:-5° C/sec(max) Solder Bath:260° C Max Dipping Time:3 seconds Max Distance:2mm Min(From solder joint to body) Temp(° C) 260° C3sec Max 260° 5° /sec max 120° 25° 0° 0 2° /sec max Preheat 50 100 60 Seconds Max Note: 1.Wave solder should not be made more than one time. 2.You can just only select one of the soldering conditions as above. 150 Time(sec) LIGITEK ELECTRONICS CO.,LTD. Property of Ligitek Only Page 3/3 PART NO.LPT2021-PF Reliability Test: Test Item Test Condition Description Reference Standard Operating Life Test 1.Under Room Temperature 2.If=20mA 3.t=1000 hrs (-24hrs, +72hrs) This test is conducted for the purpose of detemining the resistance of a part in electrical and themal stressed. MIL-STD-750: 1026 MIL-STD-883: 1005 JIS C 7021: B-1 High Temperature Storage Test 1.Ta=85 ℃±5 ℃ 2.t=1000 hrs (-24hrs, +72hrs) The purpose of this is the resistance of the device which is laid under condition of high temperature for hours. MIL-STD-883:1008 JIS C 7021: B-10 Low Temperature Storage Test 1.Ta=-40 ℃±5 ℃ 2.t=1000 hrs (-24hrs, +72hrs) The purpose of this is the resistance of the device which is laid under condition of low temperature for hours. High Temperature High Humidity Test 1.Ta=65 ℃±5 ℃ 2.RH=90 %~95% 3.t=240hrs ±2hrs The purpose of this test is the resistance of the device under tropical for hours. 1.Ta=105 ℃±5℃&-40 ℃±5℃ (10min) (10min) 2.total 10 cycles The purpose of this is the resistance of the device to sudden extreme changes in high and low temperature. MIL-STD-202: 107D MIL-STD-750: 1051 MIL-STD-883: 1011 Solder Resistance Test 1.T.Sol=260 ℃±5 ℃ 2.Dwell time= 10 ±1sec. This test intended to determine the thermal characteristic resistance of the device to sudden exposures at extreme changes in temperature when soldering the lead wire. MIL-STD-202: 210A MIL-STD-750: 2031 JIS C 7021: A-1 Solderability Test 1.T.Sol=230 ℃±5 ℃ 2.Dwell time=5 ±1sec This test intended to see soldering well performed or not. MIL-STD-202: 208D MIL-STD-750: 2026 MIL-STD-883: 2003 JIS C 7021: A-2 Thermal Shock Test JIS C 7021: B-12 MIL-STD-202:103B JIS C 7021: B-11