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Datasheet, Public

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[v2-00] 2023-Feb-23

TMD2620 − Electrical Characteristics

Figure 8:

Proximity Optical Characteristics of TMD2620

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 average response.

Parameter

Conditions

Min

Typ

Max

Unit

Part to part variation (1)

Conditions:

PGAIN = 2 (4x)

PLDRIVE = 8 (54mA)

PPULSE = 15 (16 pulses)

PPULSE_LEN = 1 (16μs)

d=23mm round target

30mm target distance

75

100

125

%

Response, absolute

Basic proximity measurement (2)

Conditions:

PGAIN = 2 (4x),

PLDRIVE = 7(48mA)

PPULSE = 15 (16 pulses)

PPULSE_LEN = 2 (16μs)

Target material:

90% reflective surface of Kodak

gray card

Target Size: 100mm x 100mm

Target Distance: 60mm

82

103

123

Counts

Response, no target using offset

values from 0xE6 and 0xE7

PGAIN = 2 (4x)

ILEDDRIVE = 16 (102mA)

PPULSE = 16 (17 Pulses)

Pulse Length = 2 (16μs)

010

Noise/Signal (3)

PGAIN = 2 (4x)

IRLEDDRIVE = 8 (54mA)

PPULSE = 15 (16 pulses)

PPULSE_LEN = 1 (8μs)

d=23mm round target

30mm target distance

1%