Technical Data Sheet
2.75 Ø5.25mm Silicon PIN Photodiode
PD638B
Features
ԦFast response times
ԦHigh photo sensitivity
ԦSmall junction capacitance
ԦPb free
Descriptions
PD638B is a high speed and sensitive PIN photodiode in a flat side
view plastic package. The epoxy package itself is an IR filter , spectrally
matched to IR emitter.
Applications
ԦHigh speed photo detector
ԦCamera
ԦOptoelectronic switch
ԦVCRs , Video camera
Device Selection Guide
LED Part No.
PD
Chip
Material
Silicon
Lens Color
Black
Everlight Electronics Co., Ltd.
http:\\www.everlight.com
Device NoΚDPD-063-007
Prepared dateΚ06-23-2004
Rev 3.2
Page: 1 of 7
Prepared byΚJaine Tsai
PD638B
Package Dimensions
Notes: 1.All dimensions are in millimeters
2.Tolerances unless dimensions ²0.25mm
Absolute Maximum Ratings (Ta=25к)
Parameter
Symbol
Rating
Reverse Voltage
VR
32
Units
V
Power Dissipation
Pd
150
mW
Lead Soldering Temperature
Tsol
260
к
Operating Temperature
Topr
-40 ~ +85
к
Storage Temperature
Tstg
Notes: *1:Soldering timeЉ5 seconds.
-40 ~ +85
к
Everlight Electronics Co., Ltd.
http:\\www.everlight.com
Device NoΚDPD-063-007
Prepared dateΚ06-23-2004
Rev 3.2
Page: 2 of 7
Prepared byΚJaine Tsai
PD638B
Electro-Optical Characteristics (Ta=25к)
Parameter
Symbol
Condition
Min.
Typ.
Max.
Units
Rang of Spectral
Bandwidth
ӳ0.5
-----
840
---
1100
nm
Wavelength of Peak
ӳp
-----
---
940
---
nm
---
0.35
---
V
---
18
---
Sensitivity
Open-Circuit Voltage
VOC
Short- Circuit Current
ISC
Reverse Light Current
IL
Dark Current
Id
Reverse Breakdown
BVR
Total Capacitance
Ct
Rise/Fall Time
tr/tf
Ee=5m W/cm2
ӳp=940nm
Ee=1m W/cm2
ӳp=940nm
Ee=1m W/cm2
ӳp=940nm
VR=5V
Ee=0m W/cm2
VR=10V
Ee=0m W/cm2
IR=100ӴA
Ee=0m W/cm2
VR=3V
f=1MHZ
VR=10V
RL=1KӨ
ӴA
10.2
18
---
---
5
30
nA
32
170
---
V
---
25
---
pF
---
50/50
---
nS
Everlight Electronics Co., Ltd.
http:\\www.everlight.com
Device NoΚDPD-063-007
Prepared dateΚ06-23-2004
Rev 3.2
Page: 3 of 7
Prepared byΚJaine Tsai
PD638B
Typical Electro-Optical Characteristics Curves
Fig.1 Power Dissipation vs.
Ambient Temperature
Fig.2 Spectral Sensitivity
200
1.0
O
Ta=25 C
0.8
150
0.6
100
0.4
50
0.2
0
0
-25
25
0
50
600 700 800 900 1000 1100 1200
75 85 100
Fig.3 Dark Current vs.
Ambient Temperature
Fig. 4 Reverse Light Current vs.
Ee
1000
40
30
100
20
10
10
VR=5V
VR=10V
0
1
20
40
60
80
100
0.5
1
1.5
3
2
Everlight Electronics Co., Ltd.
http:\\www.everlight.com
Device NoΚDPD-063-007
Prepared dateΚ06-23-2004
Rev 3.2
Page: 4 of 7
Prepared byΚJaine Tsai
PD638B
Typical Electro-Optical Characteristics Curves
Fig.5 Terminal Capacitance vs.
Reverse Voltage
t
80
Fig.6 Response Time vs.
Load Resistance
f=1MHZ
VR=3V
10
1
VR=10V
O
Ta=25 C
2
0
60
10
40
10
20
10
-1
-2
-3
10
0
0.1
1
10
100
10
Everlight Electronics Co., Ltd.
http:\\www.everlight.com
Device NoΚDPD-063-007
Prepared dateΚ06-23-2004
1
2
10
Rev 3.2
3
10
10
4
Page: 5 of 7
Prepared byΚJaine Tsai
5
10
PD638B
Reliability Test Item And Condition
The reliability of products shall be satisfied with items listed below.
Confidence levelΚ90%
LTPDΚ10%
NO. Item
Test Conditions
Test Hours/
Sample
Failure
Ac/R
Cycles
Sizes
Judgement
e
Criteria
1
2
3
4
5
Solder heat
TEMP.Κ260к²5к
Temperature Cycle H : +100к
Thermal Shock
15mins
L : -40к
5mins
15mins
H :+100к
5mins
L :-10к
10secs
5mins
High Temperature TEMP.Κ+100к
Storage
Low Temperature TEMP.Κ-40к
10secs
22pcs
50Cycles
22pcs
0/1
ILЉLØ0.8
0/1
LΚLower
50Cycles
22pcs
Specification
0/1
Limit
1000hrs
22pcs
0/1
1000hrs
22pcs
0/1
1000hrs
22pcs
0/1
1000hrs
22pcs
0/1
Storage
6
7
DC Operating Life VR=5V
High Temperature/ 85к / 85% R.H
High Humidity
Everlight Electronics Co., Ltd.
http:\\www.everlight.com
Device NoΚDPD-063-007
Prepared dateΚ06-23-2004
Rev 3.2
Page: 6 of 7
Prepared byΚJaine Tsai
PD638B
Packing Quantity Specification
1.500PCS/1BagΔ6Bags/1Box
2.10Boxes/1Carton
Label Form Specification
CPN: Customer’s Production Number
P/N : Production Number
QTY: Packing Quantity
ˣ˗ˉˆˋ˕
CAT: Ranks
500
HUE: Peak Wavelength
REF: Reference
LOT No: Lot Number
MADE IN TAIWAN: Production Place
Notes
1. Above specification may be changed without notice. EVERLIGHT will reserve authority on
material change for above specification.
2. When using this product, please observe the absolute maximum ratings and the instructions
for using outlined in these specification sheets. EVERLIGHT assumes no responsibility for
any damage resulting from use of the product which does not comply with the absolute
maximum ratings and the instructions included in these specification sheets.
3. These specification sheets include materials protected under copyright of EVERLIGHT
corporation. Please don’t reproduce or cause anyone to reproduce them without EVERLIGHT’s
consent.
EVERLIGHT ELECTRONICS CO., LTD.
Office: No 25, Lane 76, Sec 3, Chung Yang Rd,
Tucheng, Taipei 236, Taiwan, R.O.C
Tel: 886-2-2267-2000, 2267-9936
Fax: 886-2267-6244, 2267-6189, 2267-6306
http:\\www.everlight.com
Everlight Electronics Co., Ltd.
http:\\www.everlight.com
Device NoΚDPD-063-007
Prepared dateΚ06-23-2004
Rev 3.2
Page: 7 of 7
Prepared byΚJaine Tsai