TSL260, TSL261, TSL262

IR LIGHT-TO-VOLTAGE OPTICAL SENSORS

SOES008A – DECEMBER 1992 – REVISED FEBRUARY 1993

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

5–2

functional block diagram

Voltage

Output

+

–

absolute maximum ratings over operating free-air temperature range (unless otherwise noted)

Supply voltage, VDD (see Note 1)

10 V

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Output current, IO

±10 mA

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Duration of short-circuit current at (or below) 25

°C (see Note 2)

5 s

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Operating free-air temperature range, TA

–25

°C to 85°C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Storage temperature range

– 25

°C to 85°C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds

240

°C

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

NOTES:

1. All voltages are with respect to GND.

2. Output may be shorted to either supply.

recommended operating conditions

MIN

NOM

MAX

UNIT

Supply voltage, VDD

3

5

9

V

Operating free-air temperature, TA

0

70

°C

electrical characteristics at VDD = 5 V, TA = 25°C, λp = 940 nm, RL = 10 kΩ (unless otherwise noted)

(see Note 3)

PARAMETER

TEST

TSL260

TSL261

TSL262

UNIT

PARAMETER

CONDITIONS

MIN

TYP

MAX

MIN

TYP

MAX

MIN

TYP

MAX

UNIT

VDARK Dark voltage

Ee = 0

3

10

3

10

3

10

mV

VOM

Maximum output

Ee = 2.6 mW/cm2

3.1

3.5

3.1

3.5

3.1

3.5

V

Ee = 48 µW/cm2

1

2

3

VO

Output voltage

Ee = 87 µW/cm2

1

2

3

V

Ee = 525 µW/cm2

1

2

3

Ee = 48 µW/cm2,

TA = 0°C to 70°C

±1

Temperature coefficient

of output voltage (VO)

Ee = 87 µW/cm2,

TA = 0°C to 70°C

±1

mV/

°C

Ee = 525 µW/cm2,

TA = 0°C to 70°C

±1

Ne

Irradiance responsivity

See Note 4

42

23

3.8

mV/(

µW/cm2)

Ee = 48 µW/cm2,

No load

900

1600

IDD

Supply current

Ee = 87 µW/cm2,

No load

900

1600

µA

Ee = 525 µW/cm2,

No load

900

1600

NOTES:

3. The input irradiance Ee is supplied by a GaAs infrared-emitting diode with λp = 940 nm.

4. Irradiance responsivity is characterized over the range VO = 0.05 to 3 V.