SPEC NO: DSAF2631

REV NO: V.2

DATE: MAY/11/2007

PAGE: 2 OF 7

APPROVED: WYNEC

CHECKED: Allen Liu

DRAWN: Y.L.LI

ERP: 1101010932

Selection Guide

Notes:

1. θ1/2 is the angle from optical centerline where the luminous intensity is 1/2 the optical centerline value.

2. Luminous intensity/ luminous Flux: +/-15%.

Absolute Maximum Ratings at TA=25°C

Electrical / Optical Characteristics at TA=25°C

Notes:

1.Wavelength: +/-1nm.

2. Forward Voltage: +/-0.1V.

Notes:

1. 1/10 Duty Cycle, 0.1ms Pulse Width.

2. 2mm below package base.

3. 5mm below package base.

Part No.

Dice

Lens Type

Iv (mcd) [2]

@ 20mA

Viewing

Angle [1]

Min.

Typ.

2θ1/2

WP937EYW

High Efficiency Red (GaAsP/GaP)

WHITE DIFFUSED

7

20

Yellow (GaAsP/GaP)

1.6

7

60

°

Symbol

Parameter

Device

Typ.

Max.

Units

Test Conditions

λpeak

Peak Wavelength

High Efficiency Red

Yellow

627

590

nm

λD [1]

Dominant Wavelength

High Efficiency Red

Yellow

625

588

nm

Δλ1/2

Spectral Line Half-width

High Efficiency Red

Yellow

45

35

nm

C

Capacitance

High Efficiency Red

Yellow

15

20

pF

Forward Voltage

High Efficiency Red

Yellow

2

2.1

2.5

2.5

V

Parameter

High Efficiency Red

Yellow

Units

Power dissipation

75

75

mW

DC Forward Current

30

30

mA

Peak Forward Current [1]

160

140

mA

Operating / Storage Temperature

Lead Solder Temperature [2]

260°C For 3 Seconds

Lead Solder Temperature [3]

260°C For 5 Seconds

-40°C To +85°C