OPB950Z datasheet(2/6 Pages) TTELEC

2 / 6 page

Issue A

11/2016

Page 2

TT Electronics | Optek Technology, Inc.

1645 Wallace Drive, Ste. 130, Carrollton, TX USA 75006 |Ph: +1 972 323 2200

www.ttelectronics.com | sensors@ttelectronics.com

General Note

TT Electronics reserves the right to make changes in product specification without

notice or liability. All information is subject to TT Electronics’ own data and is

considered accurate at time of going to print.

Photologic® Dual Channel

Encoder

OPB950Z, OPB951

Electrical Specifications

Absolute Maximum Ratings (TA=25°C unless otherwise noted)

Storage & Operating Temperature Range

-40°C to +85° C

Input Diode

Forward DC Current

50 mA

Reverse DC Voltage

2.0 V

Power Dissipation

(1)

100 mW

Output Photologic®

Supply Voltage, VCC

OPB950Z / OPB951

5.5 V / 16 V

Voltage at Output

16 V

Power Dissipation

(2)

200 mW

Sinking Output Current

40 mA

Electrical Characteristics (TA = 25°C and Vcc = +5 Volts unless otherwise noted )

SYMBOL

PARAMETER

MIN

TYP

MAX

UNITS

TEST CONDITIONS

Input LED OPB951 (see op240 for additional information)

Forward Voltage

1.80

IF = 20 mA

Reverse Current

100

µA

VR= 2.0 V

λP

Wavelength at Peak Emission

890

IF = 10 mA

Output Photologic® Sensor (see OPL583 for additional information)

SYMBOL

PARAMETER

MIN

TYP

MAX

UNITS

TEST CONDITIONS

VCC

Operating Supply Voltage

(4)

4.5

EET

(+)

/EET

(-)

Hysteresis Ratio

1.1

1.5

MATCH

Channel Match

EET

(+ A) / EET(+ B)

0.67

1.5

ICCL

Supply Current, Both Outputs Low

(LED On, No Target)

8.5

EE = 0.5 mW/cm

2 (no load on output)

ICCH

Supply Current, Both Outputs High

(LED Off)

3.5

EE = 0 mW/cm

2 (no load on output)

ICCM

Supply Current, Mixed Output States

(one high, one low)

EE = 0 mW/cm

2 and 0.5 mW/cm2

Ioh

High Level Output Current

µA

EE = 0 mW/cm

2 , VOH = 16 V

VOL

Low Level Output Voltage

0.21

0.4

EE = 0 mW/cm

2 , IOL = 12.8 mA

TPHL

TPLH

Propagation Delay

Output High to Low

Output Low to HIgh

µs

VCC = 5 V, RL = 360 Ω

EE = 0 or 0.5 mW/cm

2 , f = 10 kHz, D.C. =

50%

Output Rise Time

Output Fall Time

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