Datasheet
SFH618A, SFH6186
www.vishay.com
Vishay Semiconductors
Rev. 2.8, 29-Mar-18
4
Document Number: 83673
For technical questions, contact: optocoupleranswers@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Fig. 2 - Test Circuit Fig. 3 - Parameter and Limit Definition
Note
• As per DIN EN 60747-5-5, § 7.4.3.8.2, this optocoupler is suitable for “safe electrical insulation” only within the safety ratings. Compliance
with the safety ratings shall be ensured by means of protective circuits
TYPICAL CHARACTERISTICS (T
amb
= 25 °C, unless otherwise specified)
Fig. 4 - Forward Voltage vs. Forward Current Fig. 5 - Collector Current vs. Collector Emitter Voltage
isfh618a_10
Input
V
OUT
V
CC
= 5 V
R
L
22986
90 %
10 %
Input pulse
Output pulse
t
r
t
on
t
f
t
off
5 V
SAFETY AND INSULATION RATINGS
PARAMETER TEST CONDITION SYMBOL VALUE UNIT
Climatic classification According to IEC 68 part 1 55 / 115 / 21
Pollution degree According to DIN VDE 0109 2
Comparative tracking index Insulation group IIIa CTI 175
Maximum rated withstanding isolation voltage According to UL1577, t = 1 min V
ISO
4470 V
RMS
Tested withstanding isolation voltage According to UL1577, t = 1 s V
ISO
5300 V
RMS
Maximum transient isolation voltage According to DIN EN 60747-5-5 V
IOTM
8000 V
peak
Maximum repetitive peak isolation voltage According to DIN EN 60747-5-5 V
IORM
890 V
peak
Isolation resistance
T
amb
= 25 °C, V
IO
= 500 V R
IO
10
12
T
amb
= 100 °C, V
IO
= 500 V R
IO
10
11
Output safety power P
SO
700 mW
Input safety current I
SI
400 mA
Input safety temperature T
S
175 °C
Creepage distance
DIP-4
7mm
Clearance distance 7mm
Creepage distance
DIP-4, 400 mil, option 6
8mm
Clearance distance 8mm
Creepage distance
SMD-4, option 7 and option 9
7mm
Clearance distance 7mm
Insulation thickness DTI 0.4 mm
0.1
1
10
100
0.6 0.8 1.0 1.2 1.4 1.6
I
F
- Forward Current (mA)
V
F
- Forward Voltage (V)
T
amb
= 110 °C
T
amb
= 75 °C
T
amb
= 25 °C
T
amb
= 0 °C
T
amb
= - 55 °C
0
10
20
30
40
50
0 1 2 3 4 5 6 7 8 9 10
I
C
- Collector Current (mA)
V
CE
- Collector Emitter Voltage (V)
I
F
= 1 mA
I
F
= 10 mA
I
F
= 5 mA
I
F
= 15 mA
I
F
= 20 mA
I
F
= 25 mA