OPI125 datasheet(3/3 Pages) OPTEK

Part #	OPI125

Description	Photologic짰 Optically Coupled Isolator

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Manufacturer	OPTEK [OPTEK Technologies]

Direct Link	http://www.optekinc.com

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OPTEK Technology Inc. —

1645 Wallace Drive, Carrollton, Texas 75006

Phone: (972) 323-2200 or (800) 341-4747

FAX: (972) 323-2396 sensors@optekinc.com www.optekinc.com

Issue C

11/2010

Page 3 of 3

OPTEK reserves the right to make changes at any time in order to improve design and to supply the best product possible.

Photologic® Optically Coupled Isolator

OPI125, OPI126, OPI127, OPI127-032, OPI128

Electrical Characteristics

(TA = -40o C to +85° C unless otherwise noted)

SYMBOL

PARAMETER

MIN

TYP

MAX

UNITS

TEST CONDITIONS

Diode Input

(See OP130 and OP230 for additional information - for reference only)

VF

Forward Voltage

-

1.5

V

IF = 10 mA, TA = 25° C

IR

Reverse Current

-

100

µA

VR = 2 V, TA = 25° C

IF(+)

LED Positive-Going threshold Current

-

7.5

mA

VCC = 5 V, TA = 25° C

IF(+)/IF(-) Hysteresis Ratio

-

2.0

-

Photologic® Output

(See OP800 and OP801 for additional information - for reference only)

VCC

Operating Supply Voltage

45

-

5.5

V

-

ICC

Supply Current

-

20

mA

VCC = 5.5 V, IF = 0 or 7.5 mA

VOL

Low Level Output Voltage

OPI125

OPI126

OPI127

OPI128

-

0.40

V

VCC = 4.5 V, IOL = 13 mA, IF = 0 mA

VCC = 4.5 V, IOL = 13 mA, IF = 7.5 mA

VOH

High Level Output Voltage

OPI125

OPI127

2.4

-

V

VCC = 4.5 V, IOH = -800 µA, IF = 7.5 mA

VCC = 4.5 V, IOH = -800 µA, IF = 0 mA

IOS

Short Circuit Output Current

OPI125

OPI127

-20

-

-120

mA

VCC = 5.5 V, IF = 7.5mA, Output = GND

VCC = 5.5 V, IF = 0 mA, Output = GND

IOH

High Level Output Current

OPI126

OPI128

-

100

µA

VCC = 4.5 V, VOH = 30 V, IF = 7.5 mA

VCC = 4.5 V, VOH = 30 V, IF = 0 mA

tr, tf

Output Rise Time, Output Fall Time

OPI125, OPI127

-

100

-

ns

VCC = 5 V, TA = 25° C,

IF = 0 or 10 mA, f = 10 kHz,

D.C. = 50%, RL = 8 TTL loads

Output Rise Time, Output Fall Time

OPI126, OPI128

-

100

-

VCC = 5 V, TA = 25° C,

IF = 0 or 10 mA, f = 10 kHz,

D.C. = 50%, RL = 360 Ω

tPLH, tPHL

Propagation Delay, Low-High, High-Low

OPI125, OPI127

-

5

-

µs

VCC = 5 V, TA = 25° C,

IF = 0 or 10 mA, f = 10 kHz,

D.C. = 50%, RL = 8 TTL loads

Propagation Delay, Low-High, High-Low

OPI126, OPI128

-

5

-

VCC = 5 V, TA = 25° C,

IF = 0 or 10 mA, f = 10 kHz,

D.C. = 50%, RL = 360 Ω

Notes:

(1) Measured with input and output leads shorted in air with a maximum relative humidity of 50%. If suitably encapsulated or oil-

immersed, the isolation voltage is increased to 25 kV minimum.

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