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KDT00030 Phototransistor Photo Detector
October 2007
KDT00030 Phototransistor Photo Detector
Features
Spectral response close to human eye Good output linearity across wide illumination range Small footprint: 1.7mm x 0.8mm Low profile: 0.6mm Phototransistor with filter technology
Description
The KDT00030 is a small, low profile photo detector. It incorporates a phototransistor detector chip which makes it an ideal choice for low cost ambient light measurement applications like mobile appliances backlighting.
Applications
Cell Phones, Notebook PCs, PDAs, Digital Still
Cameras
Package Dimension
Green Paint
0.4 0.80.2
1.20.1 1.70.1
Recommended Solder Screen Pattern
(for reference only)
0.180.05 0.6 0.80.1
1.50.1
0.1
0.80.1
Schematic
Collector Mark 0.8
1 Collector
Note: All dimensions are in mm, tolerances are 0.1mm unless otherwise specified.
2 Emitter
(c)2007 Fairchild Semiconductor Corporation KDT00030 Rev. 1.0.1
www.fairchildsemi.com
KDT00030 Phototransistor Photo Detector
Absolute Maximum Ratings
Symbol
VCE TOPR TSTG
Parameter
Collector-Emitter Voltage Operating Temperature Storage Temperature
Min.
-40 -40
Max.
60 +85 +100
Unit
V C C
Electrical/Optical Characteristics (TA = 25C and VCE = 5.0V, unless specified otherwise)
Symbol
IL(1) IL(2) IL(3) ILEAK VO P
Parameter
Light Current (1) Light Current (2) Light Current (3) Dark Current Saturation Output Voltage Peak Sensitivity, Wavelength
Test Condition
EV = 100 Lx(1) EV = 1,000 EV = 1,000 Lx(1) Lx(2)
Min.
7 200 950
Typ.
10 230 1,100 4.8
Max.
Unit
A A A
IL(3) / IL(2) Light Current Ratio VCE = 10V, EV = 0 VCC = 5V, EV = 1000 Lx, RL = 75k 4.5
0.1 4.6 630
A V nm
Notes: 1. White fluorescent light (color temperature = 6,500K) 2. Illuminance by CIE standard illuminant-A / 2856K incandescent lamp.
(c)2007 Fairchild Semiconductor Corporation KDT00030 Rev. 1.0.1
www.fairchildsemi.com
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KDT00030 Phototransistor Photo Detector
Typical Performance Characteristics
Fig. 1 Illuminance vs. Output Photocurrent
10 Output Current (mA) Output Voltage, VO (V)
TA = 25C, VCC = 5V Flourescent Light Incandescent Lamp
Fig. 2 Illuminance vs. Output Voltage
10 1 0.1 0.01 1E-3 1E-4
TA = 25C, VCC = 5V Flourescent Light, RL = 1k Flourescent Light, RL = 7.5k Flourescent Light, RL = 75k
1
0.1
0.01 1 10 100 1000 Illuminance Ev (Lux) 10000
1
10
100
1000
10000
Illuminance Ev (Lux)
Fig. 3 Spectral Response
100 Relative Sensitivity (%) 80 60 40 20 0 300
400
500
600
700
800
900
Wavelength (nm)
(c)2007 Fairchild Semiconductor Corporation KDT00030 Rev. 1.0.1
www.fairchildsemi.com
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KDT00030 Phototransistor Photo Detector
TRADEMARKS The following are registered and unregistered trademarks and service marks Fairchild Semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks. ACEx(R) Build it NowTM CorePLUSTM CROSSVOLTTM CTLTM Current Transfer LogicTM EcoSPARK(R)
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DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION, OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. THESE SPECIFICATIONS DO NOT EXPAND THE TERMS OF FAIRCHILD'S WORLDWIDE TERMS AND CONDITIONS, SPECIFICALLY THE WARRANTY THEREIN, WHICH COVERS THESE PRODUCTS.
LIFE SUPPORT POLICY FAIRCHILD'S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user. PRODUCT STATUS DEFINITIONS Definition of Terms Datasheet Identification Advance Information Preliminary Product Status Formative or In Design First Production Definition This datasheet contains the design specifications for product development. Specifications may change in any manner without notice. This datasheet contains preliminary data; supplementary data will be published at a later date. Fairchild Semiconductor reserves the right to make changes at any time without notice to improve design. This datasheet contains final specifications. Fairchild Semiconductor reserves the right to make changes at any time without notice to improve design. This datasheet contains specifications on a product that has been discontinued by Fairchild Semiconductor. The datasheet is printed for reference information only.
Rev. I31
2. A critical component in any component of a life support, device, or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.
No Identification Needed
Full Production
Obsolete
Not In Production
(c)2007 Fairchild Semiconductor Corporation KDT00030 Rev. 1.0.1
www.fairchildsemi.com
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