HIGH ISOLATION VOLTAGE
HIGH COLLECTOR TO EMITTER
VOLTAGE SOP PHOTOCOUPLER
PS2732-1, -2, -4
PS2733-1, -2, -4
FEATURES
DESCRIPTION
The PS2732 and PS2733 are optically coupled isolators
containing a GaAs light emitting diode and an NPN silicon
Darlington-connected phototransistor. Each is mounted in a
plastic SOP (Small Out-line Package) for high density appli-
cations.
•
HIGH ISOLATION VOLTAGE
BV: 2.5 k Vr.m.s. MIN
•
HIGH COLLECTOR TO EMITTER VOLTAGE
VCEO: 300 V MIN: PS2732-1,-2,-4
VCEO: 350 V MIN: PS2733-1,-2,-4
•
•
SOP (SMALL OUT-LINE PACKAGE)
APPLICATIONS
Interface circuit for various instrumentations and control
equipment.
ULTRA HIGH CURRENT TRANSFER RATIO
CTR: 4000% TYP
•
TAPING PRODUCT NUMBER (Only -1 Type)
PS2732-1-E3, F3
PS2733-1-E3, F3
•
REPLACEMENT FOR RELAY IN PULSE-DIAL
CIRCUIT
•
HIGH CTR CIRCUIT APPLICATIONS
ELECTRICAL CHARACTERISTICS (TA = 25°C)
PART NUMBER
PS2732-1, -2, -4, PS2733-1, -2, -4
SYMBOLS
PARAMETERS
Forward Voltage, IF = 10 mA
UNITS
V
MIN
TYP
MAX
1.4
5
VF
IR
1.15
Reverse Current, VR = 5 V
µA
Ct
Junction Capacitance, V = 0, f = 1.0 MHz
pF
30
ICEO
Collector to Emitter Dark Current, VCE = 300 V, IF = 0
nA
400
1.0
CTR
VCE(sat)
R1-2
C1-2
tr
Current Transfer Ratio, IF = 1 mA, VCE = 2 V
Collector Saturation Voltage, IF = 1 mA, IC = 2 mA
Isolation Resistance, VIN-OUT = 1.0 k VDC
Isolation Capacitance, V = 0, f = 1.0 MHZ
Rise Time1, VCC = 5 V, IC = 10 mA, RL = 100 Ω
Fall Time1, VCC = 5 V, IC = 10 mA, RL = 100 Ω
%
V
1500
1011
4000
Ω
pF
µs
µs
0.4
100
100
tf
Note:
1. Test Circuit for Switching Time
V
CC
PULSE INPUT
4
3
2
8
1
7 6
5
16 15 14 13 12 11 10
9
8
1
5
4
PW = 100 µs
Duty Cycle = 1/10
(
)
I
F
1
2
3
4
5
6 7
2
2 3 4
1
V
OUT
50 Ω
PS2732-1
PS2733-1
PS2732-2
PS2733-2
PS2732-4
PS2733-4
R
L
= 100 Ω
California Eastern Laboratories