Maximum Ratings TA=25°C
Emitter
Reverse Voltage .......................................................................................... 6.0 V
Forward Current ........................................................................................ 60 mA
Surge Current (t≤10 µs)............................................................................... 2.5 A
Power Dissipation................................................................................... 100 mW
Detector
Collector-Emitter Breakdown Voltage........................................................... 70 V
Emitter-Base Breakdown Voltage ................................................................ 7.0 V
Collector Current ....................................................................................... 50 mA
Collector Current(t <1.0 ms).................................................................... 100 mA
Power Dissipation................................................................................... 150 mW
Package
Isolation Test Voltage.......................................................................... 5300 VRMS
Creepage .............................................................................................. ≥7.0 mm
Clearance ............................................................................................. ≥7.0 mm
Isolation Thickness between Emitter and Detector ............................... ≥0.4 mm
Comparative Tracking Index per DIN IEC 112/VDE0303, part 1 .................. 175
Isolation Resistance
VIO=500 V, TA=25°C...............................................................................1012 Ω
VIO=500 V, TA=100°C............................................................................ 1011 Ω
Storage Temperature................................................................ –55°C to +150°C
Operating Temperature ............................................................ –55°C to +100°C
Junction Temperature................................................................................ 100°C
Soldering Temperature (max. 10 s, dip soldering:
distance to seating plane ≥1.5 mm) ...................................................... 260°C
4N25/26/27/28—Characteristics TA=25°C
Emitter
Symbol Min. Typ.
Forward Voltage*
Reverse Current*
Capacitance
Detector
VF
—
1.3
IR
—
0.1
CO
—
25
Breakdown Voltage*
ICEO(dark)*
Collector-Emitter BVCEO
30
—
Emitter-Collector BVECO
7.0 —
Collector-Base
BV CBO
70
—
4N25/26/27
—
4N28
—
5.0
10
ICBO(dark)*
Capacitance, Collector-Emitter
Package
DC Current Transfer Ratio*
4N25/26
4N27/28
—
—
2.0
CCE
—
6.0
CTR
20
50
10
30
Isolation Voltage*
4N25
4N26/27
VIO
2500 —
1500 —
4N28
500 —
Saturation Voltage, Collector-Emitter
Resistance, Input to Output*
Coupling Capacitance
Rise and Fall Times
VCE(sat)
—
—
RIO
100 —
CIO
—
0.5
tr, tf
—
2.0
* Indicates JEDEC registered values
2001 Infineon Technologies Corp. • Optoelectronics Division • San Jose, CA
www.infineon.com/opto • 1-888-Infineon (1-888-463-4636)
2–54
Max. Unit
1.5 V
100 µA
—
pF
—
V
—
—
50
nA
100
20
nA
—
pF
—
%
—
—
V
—
—
0.5 V
—
GΩ
—
pF
—
µs
Condition
IF=50 mA
VR=3.0 V
VR=0
IC=1.0 mA
IE=100 µA
IC=100 µA
VCE=10 V, (base open)
VCB=10 V, (emitter open)
VCE=0
VCE=10 V, IF=10 mA
Peak, 60 Hz
ICE=2.0 mA, IF=50 mA
VIO=500 V
f=1.0 MHz
IF=10 mA
VCE=10 V, RL=100 Ω
Phototransistor, Industry Standard
March 27, 2000-00