3000 V.r.m.s. 1 FORM A TYPE
r.m.s.
鈥?/div>
SMALL AND THIN PACKAGE:
4-pin SOP, Height = 2.1 mm
DESCRIPTION
NEC's PS7431-1A is a solid state relay containing GaAs LEDs
on the input side and 1 form, normally open (N.O.) contact
MOS FETs on the output side.
鈥?1 FORM A OUTPUT
鈥?LOW OPERATING CURRENT:
I
F
2 mA MIN
鈥?DESIGNED FOR AC/DC SWITCHING LINE CHANGER
鈥?LOW OFFSET VOLTAGE
鈥?AVAILABLE IN TAPE AND REEL:
PS7431-1A-E3, E4, F3, F4
APPLICATIONS
鈥?LAPTOP, PC, PDA
鈥?MODEM CARD
鈥?TELEPHONE, FAX
鈥?MEASUREMENT EQUIPMENT
ELECTRICAL CHARACTERISTICS
(T
A
= 25擄C)
PART NUMBER
SYMBOLS
PARAMETERS
Forward Voltage, I
F
= 10 mA
Reverse Current, V
R
= 5 V
Off-state Leakage Current, V
D
= 350 V
Output Capacitance, V
D
= 0 V, f = 1 MHz
LED On-state Current, IL = 120 mA
On-state Resistance,
Turn-on time
1
Turn-off time
1
I
F
= 10 mA, I
L
= 10 mA
I
F
= 10 mA, I
L
= 120 mA, t
鈮?/div>
10 ms
UNITS
V
碌A(chǔ)
碌A(chǔ)
pF
mA
鈩?/div>
24
19
0.8
0.07
鈩?/div>
pF
10
9
0.5
0.03
35
2.0
36
25
3.0
0.2
MIN
PS7431-1A
TYP
1.2
MAX
1.4
5.0
1.0
MOS FET Diode
V
F
I
R
I
LOFF
C
OUT
I
Fon
R
on1
R
on2
t
on
t
off
R
I-O
C
I-O
Coupled
I
F
= 10 mA, V
O
= 5 V, R
L
= 2 k鈩? PW
鈮?/div>
10 ms
ms
Isolation Resistance, V
I-O
= 1.0 kV
DC
Isolation Capacitance, V = 0, f = 1.0 MHz
Note:
1. Test Circuit for Switching Time:
I
F
Pulse Input
V
L
Input
50%
0
Input Monitor
R
in
R
L
V
O
Monitor
V
O
= 5 V
Output
90%
10%
t
PHL
t
PLH
California Eastern Laboratories
NEC
1
2
