SPEC NO: DSAH5606
REV NO: V.5 DATE: FEB/15/2011 PAGE: 2 OF 7
APPROVED: WYNEC CHECKED: Allen Liu DRAWN:
C.H.HAN ERP: 1201200213
Handling Precautions
Compare to epoxy encapsulant that is hard and brittle, silicone is softer and flexible. Although its characteristic
significantly reduces thermal stress, it is more susceptible to damage by external mechanical force.
As a result, special handling precautions need to be observed during assembly using silicone encapsulated
LED products. Failure to comply might lead to damage and premature failure of the LED.
1. Handle the component along the side surfaces
by using forceps or appropriate tools.
2. Do not directly touch or handle the silicone lens
surface. It may damage the internal circuitry.
3. Do not stack together assembled PCBs containing exposed LEDs. Impact may scratch the silicone lens or
damage the internal circuitry.
5. As silicone encapsulation is
permeable to gases, some corro
sive substances such as H2S might corrode silver plating of
leadframe. Special care should be taken if an LED with silicone encapsulation is to be used near such substances.
4.1. The outer diameter of the SMD pickup nozzle should not exceed the size of the LED to prevent air leaks. The inner
diameter of the no
zzle should be as large as possible.
4.2. A pliable material is suggested for the nozzle tip to avoid scratching or damaging the LED surface during pickup.
4.3. The dimensions of the component must be accurately programmed in the pick-and-place machine to insure precise pickup
and avoid damage during production.
相关PDF资料
AAD1-9090QB11ZC/3 LED 3W HIGH POWER BLUE SMD
AAD1-9090SE28ZC LED 1W HIGH POWER RED SMD
AAD1-9090SE9ZC/2 LED 9X9MM RED/OR 2W XPOWER SMD
AAD1-9090SY28ZC LED 1W HIGH POWER YLW SMD
AAD1-9090SY9ZC/2 LED 9X9MM YELLOW 2W XPOWER SMD
AAD1-9090ZG10ZC LED 9X9MM GRN CLR 1W XPOWER SMD
ACDA02-41CGKWA-F01 DISPLAY 574NM GRN 2DIG 0.2" SMD
ACDA02-41SEKWA-F01 DISPLAY 610NM ORN 2DIG 0.2" SMD
相关代理商/技术参数
AAD1-9090QB10ZC-S 功能描述:大功率LED - 单色 Blue Water Clear 458nm on Starboard RoHS:否 制造商:Cree, Inc. 照明颜色:Blue 波长:465 nm 光强度: 光通量/辐射通量:500 mW 正向电流:350 mA 正向电压:3.1 V 安装风格:SMD/SMT 功率额定值: 系列:XB-D 封装:Reel
AAD1-9090QB11ZC 制造商:KINGBRIGHT 制造商全称:Kingbright Corporation 功能描述:XPower
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AAD1-9090QB11ZC/3-S 功能描述:大功率LED - 单色 Blue Water Clear 460nm on Starboard RoHS:否 制造商:Cree, Inc. 照明颜色:Blue 波长:465 nm 光强度: 光通量/辐射通量:500 mW 正向电流:350 mA 正向电压:3.1 V 安装风格:SMD/SMT 功率额定值: 系列:XB-D 封装:Reel
AAD1-9090QW11ZC 制造商:KINGBRIGHT 制造商全称:Kingbright Corporation 功能描述:XPower
AAD1-9090QW11ZC/3-S 制造商:KINGBRIGHT 制造商全称:Kingbright Corporation 功能描述:XPower
AAD1-9090SE28ZC 功能描述:大功率LED - 单色 Reddish-Org Wtr Clr 625nm 35cd RoHS:否 制造商:Cree, Inc. 照明颜色:Blue 波长:465 nm 光强度: 光通量/辐射通量:500 mW 正向电流:350 mA 正向电压:3.1 V 安装风格:SMD/SMT 功率额定值: 系列:XB-D 封装:Reel
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