Document Number: 83673

For technical questions, contact: optocoupler.answers@vishay.com

www.vishay.com

Rev. 1.8, 25-Jan-08

5

SFH618A/SFH6186

Optocoupler, Phototransistor Output,

Low Input Current

Vishay Semiconductors

TYPICAL CHARACTERISTICS

Fig. 4 - Current Transfer Ratio (Typ.)

Fig. 5 - Current Transfer Ratio (Typ.)

Fig. 6 - Diode Forward Voltage (Typ.)

Fig. 7 - Diode Forward Voltage (Typ.)

Fig. 8 - Transistor Capacitance

Fig. 9 - Output Characteristics

240

280

%

200

160

- 40 - 20

0

20

40

60

ºC

100

isfh618a_01

120

80

40

0

CTR

IF = 5mA

IF = 1mA

IF = 2mA

IF = 0.5mA

VCE = 0.5 V, CTR = f (TA)

240

280

%

200

160

- 40 - 20

0

20

40

60

ºC

100

isfh618a_02

120

80

40

0

CTR

IF = 5mA

IF = 1mA

IF = 2mA

IF = 0.5mA

1.15

1.2

V

1.1

1.05

mA

isfh618a_03

1

0.95

0.9

Vr

TA = 25 ºC, VF = f (IF)

10-1

100

101

1.15

1.2

V

1.1

- 40 - 20

0

20

40

60

ºC

100

isfh618a_04

1.05

1

0.95

0

VF

IF = 1.0 mA, VF = f (TA)

16

20

pF

12

V

isfh618a_05

8

4

0

TA = 25 ºC, f = 1.0 MHz

CEE = f (VCE)

10-1

100

101

102

10-2

10

12

mA

8

V

isfh618a_06

6

4

2

0

TA = 25 ºC,

CE = f

(VCE, IF)

IF = 5 mA

IF = 2 mA

IF = 1 mA

IF = 0.5 mA

OHOO2119