SFH6345
www.vishay.com
Vishay Semiconductors
Rev. 2.2, 03-Aug-15
4
Document Number: 83680
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
Note
• As per IEC 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. 3 - LED Forward Current vs. Forward Voltage Fig. 4 - Permissible Forward LED Current vs. Temperature
SAFETY AND INSULATION RATINGS (T
amb
= 25 °C, unless otherwise specified)
PARAMETER TEST CONDITION SYMBOL VALUE UNIT
Climatic classification According to IEC 68 part 1 55/100/21
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
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
Ω
T
amb
= 100 °C, V
IO
= 500 V R
IO
≥ 10
11
Ω
Output safety power P
SO
500 mW
Input safety current I
SI
300 mA
Input safety temperature T
S
175 °C
Creepage distance DIP-8 ≥ 7mm
Clearance distance DIP-8 ≥ 7mm
Creepage distance DIP-8, 400 mil, option 6 ≥ 8mm
Clearance distance DIP-8, 400 mil, option 6 ≥ 8mm
Creepage distance SMD-8, option 7 ≥ 8mm
Clearance distance SMD-8, option 7 ≥ 8mm
Creepage distance SMD-8, option 9 ≥ 8mm
Clearance distance SMD-8, option 9 ≥ 8mm
Insulation thickness DTI ≥ 0.4 mm
1
10
100
1.0 1.2 1.4 1.6 1.8
I
F
- Forward Current (mA)
V
F
- Forward Voltage (V)
T = 100 °C
T = 25 °C
T = -40 °C
100806040200
30
20
10
0
Ambient Temperature (°C)
I
F
- LED Current (mA)