
5–1
FEATURES
Very High CTR at IF=1 mA, V
- SFH608-2, 63-125%
- SFH608-3, 100-200%
- SFH608-4, 160-320%
- SFH608-5, 250-500%
Specified Minimum CTR at I
V
CE
=1.5 V:
≥
32% (typ. 120%)
Good CTR Linearity with Forward Current
Low CTR Degradation
High Collector-Emitter Voltage V
Isolation Test Voltage: 5300 VAC
Low Current Input
Low Coupling Capacitance
High Common Mode Transient Immunity
Phototransistor Optocoupler in 6 Pin DIP
Package
Field Effect Stable: TRIOS*
VDE 0884 Available with Option 1
Underwriters Lab File #E52744
Applications
- Telecommunications
- Industrial Controls
- Office Machines
- Microprocessor System Interfaces
DESCRIPTION
CE
=0.5 V
F
=0.5 mA,
CEO
RMS
=55 V
The SFH 608 is an optocoupler designed for high
current transfer ratio at low input currents with the
output transistor saturated. This makes the device
ideal for low current switching applications. The
SFH608 is packaged in a six pin plastic DIP.
*TRIOS
—
TR
ansparent
IO
n
S
hield
V
D E
Maximum Ratings
Emitter
Reverse Voltage ...................................................................................6 V
DC Forward Current........................................................................50 mA
Surge Forward Current (tp
≤
10
μ
s) ................................................... 2.5 A
Total Power Dissipation................................................................. 70 mW
Detector
Collector-Emitter Voltage .................................................................. 55 V
Collector-Base Voltage.......................................................................55 V
Emitter-Base Voltage ..........................................................................7 V
Collector Current............................................................................ 50 mA
Surge Collector Current (tp
≤
1 ms) ................................................100 mA
Total Power Dissipation............................................................... 150 mW
Isolation Test Voltage (between emitter and detector, refer
to climate DIN 40046 part 2 Nov. 74) (t=1 sec.)..............5300 VAC
Creepage
.................................................................................................≥
Clearance
.................................................................................................≥
Comparative Tracking Index
per DIN IEC 112/VDE 0303, part1...................................................175
Isolation Resistance
V
IO
=500 V, T
A
=25
°
C
.........................................................................≥
V
IO
=500 V, T
A
=100
°
C
.......................................................................≥
Storage Temperature Range.......................................... -55
Operating Temperature Range....................................... -55
J unction Temperature......................................................................100
Soldering Temperature (max. 10 sec., dip soldering:
distance to seating plane
≥
1.5 mm).............................................260
(T
A
=25
°
C)
RMS
7 mm
7 mm
10
10
12
11
°
C
°
C
°
C
°
°
C to +150
C to +100
°
C
Dimensions in inches (mm)
.010 (.25)
.014 (.35)
.300 (7.62)
.347 (8.82)
.110 (2.79)
.150 (3.81)
.130 (3.30)
.150 (3.81)
.020 (.051) min.
.300 (7.62)
typ.
.031 (0.80)
.035 (0.90)
.100 (2.54) typ.
.039
(1.00)
Min.
.018 (0.45)
.022 (0.55)
.248 (6.30)
.256 (6.50)
.335 (8.50)
.343 (8.70)
Pin One ID
6
5
4
1
2
3
18
°
typ.
4
°
typ.
1
2
3
6
5
4
Base
Collector
Emitter
Anode
Cathode
NC
SFH 608
PHOTOTRANSISTOR, 5.3 KV, TRIOS
LOW CURRENT
OPTOCOUPLER