5–1

FEATURES

- SFH608-2, 63-125%

- SFH608-3, 100-200%

- SFH608-4, 160-320%

- SFH608-5, 250-500%

• Good CTR Linearity with Forward Current

• Low CTR Degradation

• 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

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—TRansparent IOn Shield

V

DE

Emitter

Reverse Voltage ...................................................................................6 V

DC Forward Current ........................................................................50 mA

Surge Forward Current (tp

≤10 µs) ................................................... 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

Creepage

................................................................................................. ≥7 mm

Clearance

................................................................................................. ≥7 mm

Comparative Tracking Index

per DIN IEC 112/VDE 0303, part1 ................................................... 175

Isolation Resistance

12

Ω

11

Ω

Storage Temperature Range .......................................... -55

°C to +150°C

Operating Temperature Range....................................... -55

°C to +100°C

Junction Temperature...................................................................... 100

°C

Soldering Temperature (max. 10 sec., dip soldering:

distance to seating plane

≥1.5 mm) .............................................260°C

Dimensions in inches (mm)

.010 (.25)

.014 (.35)

.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.

.300 (7.62)

.347 (8.82)

4

°

typ.

1

2

3

6

5

4

Base

Collector

Emitter

Anode

Cathode

NC

SFH 608

LOW CURRENT

OPTOCOUPLER