TSLB257, TSLG257, TSLR257
HIGH-SENSITIVITY COLOR
LIGHT-TO-VOLTAGE CONVERTERS
r
r
TAOS027C − JUNE 2006
PACKAGE S
SIDELOOKER
(FRONT VIEW)
D Converts Light Intensity to Output Voltage
D Integral Color Filter in Blue, Green, or Red
D Monolithic Silicon IC Containing
Photodiode, Operational Amplifier, and
Feedback Components
D High Sensitivity
D Single Voltage Supply Operation
D Low Noise (200 µVrms Typ to 1 kHz)
D Rail-to-Rail Output
D High Power-Supply Rejection (35 dB at
1 kHz)
D Compact 3-Leaded Plastic Package
D RoHS Compliant (LF Package Only)
1
2
3
GND VDD OUT
Description
The TSLB257, TSLG257, and TSLR257 are high-sensitivity low-noise light-to-voltage optical converters that
incorporate onboard blue, green, and red optical filters, respectively. These devices combine a photodiode and
a transimpedance amplifier on a single monolithic CMOS integrated circuit with a color filter over the photodiode.
Output voltage is directly proportional to light intensity (irradiance) on the photodiode. Each device has a
transimpedance gain of 320 MΩ with improved offset voltage stability and low power consumption, and is
supplied in a 3-lead clear plastic sidelooker package with an integral lens.
These devices are ideal for applications such as colorimetry, printing process control, display color correction,
and selectively ambient light detection or rejection.
Functional Block Diagram
−
Voltage
Output
+
Available Options
DEVICE
T
PACKAGE − LEADS
3-lead Sidelooker
PACKAGE DESIGNATOR ORDERING NUMBER
A
TSLB257 0°C to 70°C
TSLB257 0°C to 70°C
TSLG257 0°C to 70°C
TSLG257 0°C to 70°C
TSLR257 0°C to 70°C
TSLR257 0°C to 70°C
S
S
S
S
S
S
TSLB257S
3-lead Sidelooker — Lead (Pb) Free
3-lead Sidelooker
TSLB257S−LF
TSLG257S
3-lead Sidelooker — Lead (Pb) Free
3-lead Sidelooker
TSLG257S−LF
TSLR257S
3-lead Sidelooker — Lead (Pb) Free
TSLR257S−LF
Copyright E 2006, TAOS Inc.
The LUMENOLOGY r Company
Texas Advarnced Optoelectronic Solutions Inc.
1001 Klein Road S Suite 300 S Plano, TX 75074 S (972) 673-0759
r
www.taosinc.com
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