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Número de pieza | OPT101W | |
Descripción | MONOLITHIC PHOTODIODE AND SINGLE-SUPPLY TRANSIMPEDANCE AMPLIFIER | |
Fabricantes | Burr-Brown Corporation | |
Logotipo | ||
Hay una vista previa y un enlace de descarga de OPT101W (archivo pdf) en la parte inferior de esta página. Total 11 Páginas | ||
No Preview Available ! ® OPT101
MONOLITHIC PHOTODIODE AND
SINGLE-SUPPLY TRANSIMPEDANCE AMPLIFIER
FEATURES
q SINGLE SUPPLY: +2.7 to +36V
q PHOTODIODE SIZE: 0.090 x 0.090 inch
q INTERNAL 1MΩ FEEDBACK RESISTOR
q HIGH RESPONSIVITY: 0.45A/W (650nm)
q BANDWIDTH: 14kHz at RF = 1MΩ
q LOW QUIESCENT CURRENT: 120µA
q AVAILABLE IN 8-PIN DIP, 5-PIN SIP, AND
8-LEAD SURFACE MOUNT PACKAGES
APPLICATIONS
q MEDICAL INSTRUMENTATION
q LABORATORY INSTRUMENTATION
q POSITION AND PROXIMITY SENSORS
q PHOTOGRAPHIC ANALYZERS
q BARCODE SCANNERS
q SMOKE DETECTORS
q CURRENCY CHANGERS
(Pin available
on DIP only.)
2
V+
(2) 1
3pF
1MΩ
8pF
4 (4)
7.5mV
5 (5)
λ VB
OPT101
(1) 8 (3) 3
(SIP)
DIP
DESCRIPTION
The OPT101 is a monolithic photodiode with on-chip
transimpedance amplifier. Output voltage increases
linearly with light intensity. The amplifier is designed
for single or dual power supply operation, making it
ideal for battery operated equipment.
The integrated combination of photodiode and
transimpedance amplifier on a single chip eliminates
the problems commonly encountered in discrete de-
signs such as leakage current errors, noise pick-up and
gain peaking due to stray capacitance. The 0.09 x 0.09
inch photodiode is operated in the photoconductive
mode for excellent linearity and low dark current.
The OPT101 operates from +2.7V to +36V supplies
and quiescent current is only 120µA. It is available in
clear plastic 8-pin DIP, 5-pin SIP and J-formed DIP for
surface mounting. Temperature range is 0°C to 70°C.
SPECTRAL RESPONSIVITY
0.7
Ultraviolet
Infrared
0.6
0.7
0.6
0.5
Using Internal
0.4 1MΩ Resistor
0.5
0.4
0.3 0.3
0.2 0.2
0.1 0.1
00
200 300 400 500 600 700 800 900 1000 1100
Wavelength (nm)
International Airport Industrial Park • Mailing Address: PO Box 11400, Tucson, AZ 85734 • Street Address: 6730 S. Tucson Blvd., Tucson, AZ 85706 • Tel: (520) 746-1111 • Twx: 910-952-1111
Internet: http://www.burr-brown.com/ • FAXLine: (800) 548-6133 (US/Canada Only) • Cable: BBRCORP • Telex: 066-6491 • FAX: (520) 889-1510 • Immediate Product Info: (800) 548-6132
©1994 Burr-Brown Corporation
PDS-11257D
OPT101Printed in U.S.A. March, 1998
®
1 page TYPICAL PERFORMANCE CURVES
At TA = +25°C, VS = +2.7V to +36V, λ = 650nm, internal 1MΩ feedback resistor, and RL = 10kΩ, unless otherwise noted.
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
200
NORMALIZED SPECTRAL RESPONSIVITY
Ultraviolet
Infrared
25°C
70°C
650nm
(0.45A/W)
300 400 500 600 700 800 900 1000 1100
Wavelength (nm)
VOLTAGE RESPONSIVITY vs RADIANT POWER
10
1
0.1
0.01
= 10MΩ
RF
R
=
F
1MΩ
=
100kΩ
R F = 50kΩ
RF
λ = 650nm
0.001
0.01
0.1 1 10 100
Radiant Power (µW)
1k
VOLTAGE RESPONSIVITY vs IRRADIANCE
10
1
0.1
0.01
0.001
0.001
= 10MΩ
RF
R
=
F
1MΩ
=
100kΩ
R F = 50kΩ
RF
λ = 650nm
0.01
0.1 1
Irradiance (W/m2)
10
100
RESPONSE vs INCIDENT ANGLE
1.0
0.8 θX SIP Package θY
θX
θY
0.6
0.4
θX
Plastic
DIP Package
θY
0.2
0
0 ±20 ±40 ±60
Incident Angle (°)
1.0
0.8
0.6
0.4
0.2
0
±80
VOLTAGE RESPONSIVITY vs FREQUENCY
10
RF = 10MΩ
1
RF = 1MΩ
0.1
RF = 100kΩ, CEXT = 33pF
0.01 RF = 50kΩ, CEXT = 56pF
0.001
100
1k 10k
Frequency (Hz)
100k
8
7.8
7.6
7.4
7.2
7
0
DARK VOUT vs TEMPERATURE
10 20 30 40 50
Temperature (°C)
60 70
®
5 OPT101
5 Page +15V
21
3pF
1MΩ
4
8pF
V01
5
λ VB
OPT101
83
+15V
21
3pF
1MΩ
4
8pF
5
V02
λ VB
OPT101
83
NOTE: OPT101 Pin Numbers for DIP Package.
FIGURE 6. Differential Light Measurement.
+15V
2
1
RG
8
3
7
INA118
6
5
4
Difference Output
VOUT = (V02 – V01)
1+
50kΩ
RG
–15V
+15V
100kΩ
100kΩ
14
1
6
LOG100
9 1nF
3
Log of Ratio Measurement
(Absorbance)
7 VOUT = K log10 (V02/V01)
–15V
+15V
2
10kΩ
10V 100kΩ
REF102
6
4
11kΩ
3.3nF
+15V
27
6
OPA627
34
–15V
0.03µF
270Ω
IN4148
+15V
21
3pF
1MΩ
8pF
4
LED
5
VB
OPT101
83
LED
Glass Microscope Slide
Approximately
92% light
available for application.
≈ 8%
FIGURE 7. LED Output Regulation Circuit.
OPT101
11
NOTE: OPT101 Pin Numbers for DIP Package.
OPT101
®
11 Page |
Páginas | Total 11 Páginas | |
PDF Descargar | [ Datasheet OPT101W.PDF ] |
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