NESL157B Nichia, NESL157B Datasheet

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NESL157B

Manufacturer Part Number
NESL157B
Description
Manufacturer
Nichia
Datasheet

Specifications of NESL157B

Size Lxwxh (mm)
3.0x1.4x0.52
Lumi-nous Inten-sity Typ(cd)
5.4
Lumi-nous Flux Typ(lm))
16.0
Ra Min
80
Forward Voltage Vf(v) Typ
2.90
Forward Voltage Vf(v) Max
3.10
Directivity (degree)
120
If (ma)
50
Mounting Style
Through Hole

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
NESL157BT
Manufacturer:
NICHIA
Quantity:
20 000
NICHIA CORPORATION
SPECIFICATIONS FOR WARM WHITE LED
NESL157BT
● Pb-free Reflow Soldering Application
● Built-in ESD Protection Device
● RoHS Compliant

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NESL157B Summary of contents

Page 1

... NICHIA CORPORATION SPECIFICATIONS FOR WARM WHITE LED NESL157BT ● Pb-free Reflow Soldering Application ● Built-in ESD Protection Device ● RoHS Compliant ...

Page 2

SPECIFICATIONS (1) Absolute Maximum Ratings Item Forward Current Pulse Forward Current Allowable Reverse Current Power Dissipation Operating Temperature Storage Temperature Junction Temperature * Absolute Maximum Ratings at T =25° conditions with pulse width ≤10ms and duty cycle ...

Page 3

... Tolerance of measurements of the Color Rendering R * The R value for the above rank shall be greater than Tolerance of measurements of the Chromaticity Coordinate is ±0.005 shipment shall consist of LEDs in a combination of the above ranks. The percentage of each rank in the shipment shall be determined by Nichia. Min Max 2.7 3.1 18.0 21 ...

Page 4

CHROMATICITY DIAGRAM 0.50 0.45 0.40 0.35 0.30 0.25 0.30 sw30 sw35 sw40 sw45 0.35 0.40 x sw27 0.45 0.50 0.55 3 ...

Page 5

OUTLINE DIMENSIONS * 本製品はRoHS指令に適合しております。 This product complies with RoHS Directive. 3 (2.6) 2.6 Cathode 1.56 K 0.52 Package Materials Encapsulating Resin Electrodes Materials Anode 0.54 バリは寸法に含まないものとします。 * Dimensions do not include mold flash or metal burr. A 保護素子 Protection Device ...

Page 6

... This LED is designed to be reflow soldered PCB. If dip soldered, Nichia cannot guarantee its reliability. * Reflow soldering must not be performed more than twice. Hand soldering must not be performed more than once. * Avoid rapid cooling. Ramp down the temperature gradually from the peak temperature. ...

Page 7

TAPE AND REEL DIMENSIONS テーピング部 Tape +0.1 Φ1.5 -0 Cathode トレーラ部/リーダ部 Trailer and Leader トレーラ部最小160mm(空部) Trailer 160mm MIN(Empty Pockets) リール部 Reel 180 +0 -3 ラベル Label 4 ±0.1 2 ±0.05 4 ±0.1 +0.1 Φ1 -0 1.6 ±0.1 LED装着部 Loaded Pockets ...

Page 8

... No. STS-DA7-0006B ラベル Label XXXX LED TYPE Nxxxxxxx ******* LOT YMxxxx-RRR QTY. PCS RoHS NICHIA CORPORATION 491 OKA, KAMINAKA, ANAN, TOKUSHIMA, JAPAN XXXX LED Nxxxxxxx ******* RRR PCS RoHS NICHIA CORPORATION 491 OKA, KAMINAKA, ANAN, TOKUSHIMA, JAPAN Nxxxxxxx 7 ...

Page 9

... Lot Number is presented by using the following alphanumeric code. YMxxxx - RRR Y - Year Year Y 2009 9 2010 A 2011 B 2012 C 2013 D 2014 Month Month xxxx-Nichia's Product Number RRR-Ranking by Color Coordinates, Ranking by Luminous Flux, Ranking by Color Rendering Month ...

Page 10

DERATING CHARACTERISTICS 周囲温度-許容順電流特性 Ambient Temperature vs Allowable Forward Current Derating1 100 Ambient Temperature(°C) デューティー比-許容順電流特性 Duty Ratio vs Allowable Forward Current 1000 120 100 Duty Ratio(%) カソード側はんだ接合部温度-許容順電流特性 Solder Temperature(Cathode Side) ...

Page 11

... Directivity1 0° -10° -20° -30° -40° 0.5 0 相対照度 Relative Illuminance(a.u.) 管理番号 No. STS-DA7-1633A T =25° 50mA F 650 700 750 T =25° 50mA FP 10° 20° 30° 40° 50° 60° 0.5 NESL157B 800 70° 80° 90° ...

Page 12

... No. STS-DA7-1634A TaVf I 4.5 4.0 3.5 3.0 2.5 2.0 -60 -40 - 周囲温度 Ambient Temperature(°C) TaIv I 1.4 1.2 1.0 0.8 0.6 -60 -40 - 周囲温度 Ambient Temperature(°C) NESL157B = 50mA FP 80 100 120 = 50mA FP 80 100 120 11 ...

Page 13

... Forward Current vs Ifxy Chromaticity Coordinate 0.41 0.40 0.39 120mA 0.38 0.37 0.38 0.39 0.40 x 周囲温度-色度特性 Ambient Temperature vs Chromaticity Coordinate 0.41 0.40 -40°C 0°C 25°C 0.39 50°C 100°C 0.38 0.37 0.38 0.39 0.40 x 管理番号 No. T =25°C A 50mA 10mA 0.41 0.42 Taxy I = 50mA FP 0.41 0.42 NESL157B STS-DA7-1635A 12 ...

Page 14

RELIABILITY (1) Tests and Results Reference Test Standard Resistance to JEITA ED-4701 Soldering Heat 300 301 (Reflow Soldering) Solderability JEITA ED-4701 (Reflow Soldering) 303 303A JEITA ED-4701 Temperature Cycle 100 105 Moisture Resistance JEITA ED-4701 (Cyclic) 200 203 High Temperature ...

Page 15

CAUTIONS (1) Storage Conditions Before Opening Aluminum Bag Storage After Opening Aluminum Bag Baking ● Product complies with JEDEC MSL 3 or equivalent. See IPC/JEDEC STD-020 for moisture-sensitivity details. ● Absorbed moisture in LED packages can vaporize and expand during ...

Page 16

Design Consideration ● PCB warpage after mounting the products onto a PCB can cause the package to break. The LED should be placed in a way to minimize the stress on the LEDs due to PCB bow and twist. ...

Page 17

... Nichia. When defective LEDs are found, the customer shall inform Nichia directly before disassembling or analysis. ● Both the customers and Nichia will agree on official specifications of supplied products before a customer's volume production. ● Specifications and appearance subject to change for improvement without notice. ...

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