TMD2725 Datasheet, PDF (6/50 Pages) ams AG – The device features advanced proximity measurement

TMD2725 − ElectricalCharacteristics
Figure 8:
Proximity Optical Characteristics of TMD2725
Parameter
Part to part variation ⁽¹⁾
Response, absolute
Response, no target
Noise/Signal ⁽³⁾
Conditions
Min Typ Max Unit
Conditions:
PGAIN = 2 (4x)
PLDRIVE = 8 (54mA)
PPULSE = 15 (16 pulses)
PPULSE_LEN = 1 (8μs)
d=23mm round target
30mm target distance
75
100
125
%
Basic proximity measurement ⁽²⁾
Conditions:
PGAIN = 2 (4x),
PLDRIVE = 16 (102mA)
PPULSE = 15 (16 pulses)
PPULSE_LEN = 2 (16μs)
128 160 192
Target material:
90% reflective surface of Kodak
gray card
Counts
Target Size: 100mm x 100mm
Target Distance: 100mm
PGAIN = 2 (4x)
ILEDDRIVE = 16 (102mA)
PPULSE = 16 (17 Pulses)
0
20
Pulse Length = 2 (16μS)
PGAIN = 2 (4x)
IRLEDDRIVE = 8 (54mA)
PPULSE = 15 (16 pulses)
PPULSE_LEN = 1 (8μs)
d=23mm round target
30mm target distance
1.2
%
Note(s):
1. Production tested result is the average of 5 readings expressed relative to a calibrated response.
2. Representative result by characterization.
3. Production tested result is the average of 20 readings divided by the maximum proximity value 255.
Page 6
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ams Datasheet
[v1-11] 2016-Sep-20