承认书 Specification for approv al 客户名称: CUSTOMER NAME: 经办者: 职称: DIRECTOR: TITLE: 客户料号: CUSTOMER PART NO.: 品名: 版本: PART NUMBER: 3528 W D REVISION: 发件日期: 回文日期: ISSUE DATE: RETURN DATE: / / 一、谨致执事者：兹提供敝公司产品之有关详细规格及图面数据， 敬请给予办理测试认定手续。 同时敬请送返一份附有贵公司签认之测试认定后之样品认定书。 We are please in sending you herewith our specification and drawings for your approval. Please return to us one copy “For Approval” with your approved signatures. 二、附件: ACCESSORY：□样品 □出货检验记录表 □封装尺寸图 □电气特性曲线 □内部线路图 □焊性建议 □PAD 建议 □包装方式 三、客户意见栏 CUSTOMER’S PROPOSAL □ AGREE 同意 (请于认可栏中签名) □ DISAGREE 不同意 REASON 原因: 客户认可签章 : CUSTOMER SIGNATURE: 3.5x2.8 mm SMD TOP LED 3528WD White Features _ SINGLE COLOR. _ SUITABLE FOR ALL SMT ASSEMBLY AND SOLDER PROCESS. _ AVAILABLE ON TAPE AND REEL. _ IDEAL FOR BACKLIGHTING. _ PACKAGE : 2000PCS / REEL. _RoHS COMPLIANT. Package Dimensions Notes: 1. All dimensions are in millimeters (inches). 2. Tolerance is .25(0.01") unless otherw ise noted. 3.Specifications are subject to change w ithout notice. Description The white LED which was fabricated using a blue LED and a phosphor, and the phosphor is excited by blue light and emits yellow fluorescence. The mixture of blue light and yellow light results in a white emission. Selection Guide Part No. Dice Lens Type Iv (mcd) @ 20mA Viewing Angle Min. Typ. 2 1/2 3528WD White (InGaN) WATER CLEAR 5000 5500 120 Note: 1. 1/2 is the angle from optical centerline where the luminous intensity is 1/2 the optical centerline value. Electrical / Optical Characteristics at TA=25°C Symbol Parameter Device Typ. Max. Units Test Conditions peak Peak Wavelength White nm IF=20mA D Dominant Wavelength White nm IF=20mA 1/2 Spectral Line Half-width White 25 nm IF=20mA C Capacitance White 110 pF VF=0V;f=1MHz VF Forward Voltage White 3.1 3.3 V IF=20mA IR Reverse Curren White 5 uA VR = 5V Absolute Maximum Ratings at TA=25°C Parameter White Units Power dissipation 135 DC Forward Current 30 mA Peak Forward Current [1] 150 mA Reverse Voltage 5 V Operating/Storage Temperature -40°C To +85°C Note: 1. 1/10 Duty Cycle, 0.1ms Pulse Width. : White 3528W D White 3528W D White 3528WD Recommended Soldering Pattern (Units : mm) Tape Specifications (Units : mm) Remarks: If special sorting is required (e.g. binning based on forward voltage, luminous intensity/ luminous flux or wavelength), the typical accuracy of the sorting process is as follows: 1. Wavelength: +/-1nm 2. Luminous Intensity/ Luminous Flux: +/-15% 3. Forward Voltage: +/-0.1V Note: Accuracy may depend on the sorting parameters.
