APDS-9120-020 Avago Technologies US Inc., APDS-9120-020 Datasheet - Page 13

• Manufacturer Part Number: APDS-9120-020
• Description: Photodiodes Proximity Sensor
• Manufacturer: Avago Technologies US Inc.
• Type: Integrated Optical Proximity Sensorr
• Series: -r

Specifications of APDS-9120-020

• Maximum Light Current: 500 mA
• Maximum Rise Time: 1 us
• Maximum Fall Time: 1 us
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Product: Integrated Ambient Light and Proximity Sensor
• Proximity Sensor Type: Optical
• Proximity Sensor Sensing Distance: 30mm
• Proximity Sensor Sensing Distance Range: 15 to 50mm
• Mounting: Surface Mount
• Package Type: SMD
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Sensing Distance: 1.181" (30mm)
• Sensor Type: Optical
• Sensing Object: Non-Metallic
• Response Frequency: -
• Material - Body: -
• Shielding: Unshielded
• Voltage - Supply: 2.4 V ~ 3.6 V
• Output Type: Analog, Digital
• Terminal Type: -
• Package / Case: 10-SMD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Recommended Operating Condition
(a) Recommended burst pulse to drive LEDON (pin5) :
(b) Recommended components used:
Optical Window Design Reference
Please refer to AN 5464: APDS-9120-020 Integrated Optical Proximity Sensor Window Guide Design.
http://www.avagotech.com/docs/AV02-2401EN/
13
Pulsing
waveform
Note:
1. R3 and C3 are integrated circuit that can be
2. Detectable distance is the distance when the
R1
Iled (typ)
Number of Burst Pulse
Period of Burst Pulse
Duty Cycle of Burst Pulse
Interval Between Burst Pulse
Component
R1
R2
R3
C1
C2
C3
adjusted to meet desired detectable distance
object is first detected to trigger a “LOW” at
DOUT (pin9).
50 μs
Time with pulsing = Period x
Number of pulses = 5 ms
Recommended Values
10 ohm
10k ohm
1M ohm
100nF, Ceramic
6.8PF, Tantalum
3.3nF, Ceramic
10 ohm
120mA
50
100Ps
50%
1 sec
Interval time between
burst pulses = 1s