HIGH ISOLATION VOLTAGE
SINGLE TRANSISTOR TYPE
MULTI OPTOCOUPLER SERIES
PS2501-1,-2,-4
PS2501L-1,-2,-4
FEATURES
DESCRIPTION
PS2501-1, -2, -4 and PS2501L-1, -2, -4 are optically coupled
isolators containing a GaAs light emitting diode and an NPN
silicon phototransistor. PS2501-1, -2, -4 are in a plastic DIP
(Dual In-line Package) and PS2501L-1, -2, -4 are lead bend-
ing type (Gull-wing) for surface mount.
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HIGH ISOLATION VOLTAGE
BV: 5kVr.m.s. MIN
HIGH COLLECTOR TO EMITTER VOLTAGE
VCEO: 80 V MIN
HIGH CURRENT TRANSFER RATIO
CTR: 300% TYP
APPLICATIONS
HIGH SPEED SWITCHING
tr = 3 µs, tf = 5 µs TYP
Interface circuit for various instrumentations and control
equipments
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LOW COST
ISOLATED CHANNELS PER EACH PACKAGE
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AC LINE / DIGITAL LOGIC
DIGITAL LOGIC / DIGITAL LOGIC
TWISTED PAIR LINE RECEIVER
TELEPHONE / TELEGRAPH LINE RECEIVER
HIGH FREQUENCY POWER SUPPLY
FEEDBACK CONROL
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RELAY CONTACT MONITOR
POWER SUPPLY MONITOR
ELECTRICAL CHARACTERISTICS (TA = 25°C)
PART NUMBER
PS2501-1, -2, -4
PS2501L-1, -2, -4
SYMBOLS
PARAMETERS
Forward Voltage, IF = 10 mA
UNITS
V
MIN
TYP
MAX
1.4
5
VF
IR
1.17
Reverse Current, VR = 5 V
µA
C
Junction Capacitance, V= 0, f = 1.0 MHz
pF
50
ICEO
Collector to Emitter
nA
100
Dark Current, Vce = 80 V, IF = 0
BVCEO
BVECO
Collector to Emitter
Breakdown Voltage, IC = 1 mA, IB = 0
V
V
40
7
60
9
Emitter to Collector
Breakdown Voltage, IE = 100 µA, IB = 0
CTR
Current Transfer Ratio 1, IF= 5 mA, VCE = 5 V
Collector Saturation Voltage, IF = 10 mA, IC = 2 mA
%
V
80
300
600
0.3
VCE (sat)
R1-2
C1-2
tr
Isolation Resistance, VIN-OUT = 1.0 kV
Ω
1011
Isolation Capacitance, V = 0, f = 1.0 MHZ
Rise Time 2, VCC = 10 V, IC = 2 mA, RL = 100 Ω
Fall Time 2, VCC = 10 V, IC = 2 mA, RL = 100 Ω
pF
µs
µs
0.5
3
tf
5
Notes:
1. CTR rank (PS2501-1, PS2501L-1 only)
K: 300 to 600 %
L: 200 to 400 %
M: 80 to 240 %
D: 100 to 300 %
H: 80 to 160 %
W: 130 to 260 %
Q: 100 to 200%
N: 80 to 600 %
2.Test Circuit for Switching
V
CC
PULSE INPUT
16 15 14 13 12 1110
9
8
4
1
3
2
8
1
7
2
6
3
5
4
1
4
PW = 100 µS
Duty Cycle
= 1/10
3
IF
2
V
OUT
1
3 4 6
2 5 7
50 Ω
R
L = 100 Ω
PS2501-2
PS2501-1
PS2501-4