DATA SHEET
PHOTOCOUPLER
PS2705A-1
HIGH ISOLATION VOLTAGE
SOP PHOTOCOUPLER
−NEPOC
Series−
DESCRIPTION
The PS2705A-1 is an optically coupled isolator containing a GaAs light emitting diode and an NPN silicon
phototransistor to realize an excellent cost performance.
This package is SOP (Small Outline Package) type and has shield effect to cut off ambient light.
It is designed for high density mounting applications.
FEATURES
• AC input response
• High isolation voltage (BV = 3 750 Vr.m.s.)
• SOP (Small Outline Package) type
• Ordering number of taping product: PS2705A-1-F3, F4: 3 500 pcs/reel
• Pb-Free product
<R>
• Safety standards
• UL approved: No. E72422
• CSA approved: No. CA 101391 (CA5A, CAN/CSA-C22.2 60065, 60950)
• DIN EN60747-5-2 (VDE0884 Part2) approved (Option)
1
2
4
3
1. Anode, Cathode
2. Cathode, Anode
3. Emitter
4. Collector
PIN CONNECTION
(Top View)
APPLICATIONS
• Hybrid IC
• Telephone/FAX.
• FA/OA equipment
• Programmable logic controllers
• Power supply
The information in this document is subject to change without notice. Before using this document, please
confirm that this is the latest version.
Not all products and/or types are available in every country. Please check with an NEC Electronics
sales representative for availability and additional information.
Document No. PN10397EJ04V0DS (4th edition)
Date Published August 2009 NS
Printed in Japan
The mark <R> shows major revised points.
2003, 2009
The revised points can be easily searched by copying an "<R>" in the PDF file and specifying it in the "Find what:" field.
PS2705A-1
PACKAGE DIMENSIONS (in millimeters)
4.0±0.5
4
3
1
2
7.0±0.3
4.4
2.1±0.2
0.1±0.1
2.54
0.4
+0.10
–0.05
0.25 M
0.15
+0.10
–0.05
2.0
0.5±0.3
<R>
PHOTOCOUPLER CONSTRUCTION
Parameter
Air Distance
Outer Creepage Distance
Inner Creepage Distance
Isolation Distance
Unit (MIN.)
5 mm
5 mm
2.5 mm
0.3 mm
<R>
MARKING EXAMPLE
No. 1 pin
Mark
705A
N931
Trade Mark
Type Number
Assembly Lot
*1
N
9
31
Week Assembled
Year Assembled
(Last 1 Digit)
CTR Rank Code
*1
Bar : Pb-Free
Remark
"PS2" and "-1" are omitted from original type number
2
Data Sheet PN10397EJ04V0DS
PS2705A-1
<R>
ORDERING INFORMATION
Part Number
PS2705A-1
PS2705A-1-F3
PS2705A-1-F4
PS2705A-1-V
PS2705A-1-V-F3
PS2705A-1-V-F4
Order Number
PS2705A-1-A
PS2705A-1-F3-A
PS2705A-1-F4-A
PS2705A-1-V-A
PS2705A-1-V-F3-A
PS2705A-1-V-F4-A
Magazine case 100 pcs
Embossed Tape 3 500 pcs/reel
DIN EN60747-5-2
(VDE0884 Part2)
Approved (Option)
Solder Plating
Specification
Pb-Free
Packing Style
Magazine case 100 pcs
Embossed Tape 3 500 pcs/reel
Safety Standard
Approval
Standard products
(UL, CSA approved)
Application
*1
Part Number
PS2705A-1
*1
For the application of the Safety Standard, following part number should be used.
Data Sheet PN10397EJ04V0DS
3
PS2705A-1
ABSOLUTE MAXIMUM RATINGS (T
A
= 25°C, unless otherwise specified)
Parameter
Diode
Forward Current (DC)
Power Dissipation Derating
Power Dissipation
Peak Forward Current
Transistor
*1
Symbol
I
F
Ratings
±30
0.8
80
±0.5
70
5
30
1.5
150
3 750
–55 to +100
–55 to +150
Unit
mA
mW/°C
mW
A
V
V
mA
mW/°C
mW
Vr.m.s.
°C
°C
Δ
P
D
/°C
P
D
I
FP
V
CEO
V
ECO
I
C
Collector to Emitter Voltage
Emitter to Collector Voltage
Collector Current
Power Dissipation Derating
Power Dissipation
Δ
P
C
/°C
P
C
BV
T
A
T
stg
Isolation Voltage
*2
Operating Ambient Temperature
Storage Temperature
*1
PW = 100
μ
s, Duty Cycle = 1%
*2
AC voltage for 1 minute at T
A
= 25°C, RH = 60% between input and output.
Pins 1-2 shorted together, 3-4 shorted together.
4
Data Sheet PN10397EJ04V0DS
PS2705A-1
ELECTRICAL CHARACTERISTICS (T
A
= 25°C)
Parameter
Diode
Forward Voltage
Terminal Capacitance
Transistor
Coupled
Collector to Emitter Dark
Current
Current Transfer Ratio
(I
C
/I
F
)
*1
Symbol
V
F
C
t
I
CEO
CTR
I
F
=
±5
mA
Conditions
MIN.
TYP.
1.2
20
MAX.
1.4
Unit
V
pF
V = 0 V, f = 1.0 MHz
I
F
= 0 mA, V
CE
= 70 V
I
F
=
±5
mA, V
CE
= 5 V
I
F
=
±10
mA, I
C
= 2 mA
V
I-O
= 1.0 kV
DC
V = 0 V, f = 1.0 MHz
V
CC
= 5 V, I
C
= 2 mA, R
L
= 100
Ω
10
11
100
50
300
nA
%
Collector Saturation
Voltage
Isolation Resistance
Isolation Capacitance
Rise Time
Fall Time
*2
V
CE (sat)
R
I-O
C
I-O
t
r
t
f
0.13
0.3
V
Ω
0.4
5
7
pF
μ
s
*2
*1
CTR rank
N: 50 to 300 (%)
L: 100 to 300 (%)
M: 50 to 150 (%)
*2
Test circuit for switching time
Pulse input
PW = 100
μ
s,
Duty cycle = 1/10
I
F
50
Ω
V
OUT
R
L
= 100
Ω
V
CC
Data Sheet PN10397EJ04V0DS
5
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