Power Supply
9
SBOU156B – October 2015 – Revised February 2017
Copyright © 2015–2017, Texas Instruments Incorporated
OPT8241 Evaluation Module
4
Power Supply
The recommended power adapter is
. Note that the recommended power adapter
is not included in the kit. The power adapter must be bought separately or an equivalent adapter should
be used.
External Power Supply Requirements:
•
Nom Output Voltage — 5 VDC
•
Max Output Current — 3 A
•
Efficiency Level — V
NOTE:
TI recommends using an external power supply that complies with applicable regional safety
standards such as (by example) UL, CSA, VDE, CCC, PSE, and so forth.
5
Top-Level Specifications Of The EVM
The top-level specifications of the EVM are listed in
.
Table 2. EVM Specification
Item
Value (Typical)
External power supply requirements
3 A at 5 V
Pixel resolution
320 × 240
Field of View
87° Diagonal. 74 (H) x 59 (V)
Maximum average optical output power
1.5 W
Connectivity
USB 2.0
Operating Conditions
0°C to 40°C (Ambient)
The details of the laser illumination are listed in
.
Table 3. Laser Illumination Profile
Item
Value (Typical)
Wavelength
850 nm
Peak Optical Output
10 W
Pulse train width
18 µs–28 ms
Pulse repetition frequency
12-MHz to 80-MHz square wave at 50% duty cycle.
Laser Beam Divergence
80° at 90% power relative to the center
Laser Beam Shape
Circular
Transverse Beam Mode
Diffused
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System Requirements
The system requirements are as follows:
1. Microsoft
®
Windows
®
7 / Ubuntu 14.04 64 bit PC
2. 2GB RAM
3. Minimum of 500MB free space
