VCNL4100 Datasheet, PDF (14/17 Pages) Vishay Siliconix – High Sensitivity Long Distance Proximity and Ambient Light Sensor with I2C Interface

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LAYOUT NOTICE AND REFERENCE CIRCUIT
Circuit Layout Reference
VCNL4100
Vishay Semiconductors
Fig. 13 - Suggested VCNL4100 Layout
APPLICATION CIRCUIT BLOCK REFERENCE
V_{pull up}
V_DD
0.1 μF
V_IRED
2.2 μF
2.2 kΩ
SCK
SDA
MCU
INT
2.2 kΩ
10
SSCCLLKK
9
SDAT
3
20 kΩ
V_DD
LED ₂
CATHODE
S
G
D
PMOS
8.2 kΩ
VCNL4100
8 _IINNTT
LED+ ⁶
LED- ⁵
GND
1
R_LED
2.7 Ω
Fig. 14 - VCNL4100 Application Circuit
Notes
• V_DD range: 2.5 V to 3.6 V and V_IRED is recommended 5.0 V
• Power path of V_DD and V_IRED should be independent layout
• The R_LED resistor value is reference for test stage, it should be adjusted again for the product usage basing on the power and the lens final
design.
RECOMMENDED STORAGE AND REBAKING CONDITIONS
PARAMETER
CONDITIONS
Storage temperature
Relative humidity
Open time
Total time
From the date code on the aluminized envelope (unopened)
Rebaking
Tape and reel: 60 °C
Tube: 60 °C
MIN.
5
-
-
-
-
-
MAX.
50
60
168
12
22
22
UNIT
°C
%
h
months
h
h
Rev. 1.2, 30-Aug-16
14
Document Number: 84319
For technical questions, contact: [e-mail]
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000