HSDL-3203-021 Avago Technologies US Inc., HSDL-3203-021 Datasheet - Page 13

• Manufacturer Part Number: HSDL-3203-021
• Description: Infrared Transceivers 50cm 3V SIR w 1.9mmH t.
• Manufacturer: Avago Technologies US Inc.

Specifications of HSDL-3203-021

• Wavelength: 875 nm, 880 nm
• Continual Data Transmission: 115.2 Kbit/s
• Radiant Intensity: 8 mW/sr
• Half Intensity Angle Degrees: 30 deg to 60 deg
• Pulse Width: 2.5 us, 1.6 us
• Maximum Rise Time: 100 ns, 600 ns
• Maximum Fall Time: 100 ns, 600 ns
• Led Supply Voltage: - 0.5 V to 7 V
• Maximum Forward Current: 20 mA
• Operating Voltage: 2.7 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 25 C
• Dimensions: 8 mm x 3.1 mm x 1.95 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Appendix B: PCB Layout Suggestion
The following shows an example
of a PCB layout using option
#021 that would result in good
electrical and EMI performance.
Things to note:
1. The ground plane should be
2. The shield trace is a wide, low
3. The AGND pin is connected to
4. C1 and C3 are optional supply
5. VLED can be connected to
1 3
continuous under the part, but
should not extend under the
shield trace.
inductance trace back to the
system ground.
the ground plane and not to
the shield tab.
filter capacitors; they may be
left out if a clean power sup-
ply is used.
either unfiltered or unregu-
lated power supply. If VLED
and V
supply and C1 is used, the
connection should be before
the C1 cap. In a noisy envi-
ronment, supply rejection can
be enhanced by including C3
as well.
CC
share the same power
Figure 18. PCB layout suggestions.
C3
R1
COMPONENT SIDE
CIRCUIT SIDE
C1
C2