PACKAGE DIMENSIONS INCHES (MM)
DESCRIPTION
The IS849 is an optically coupled isolator consisting of
Gallium Arsenide infrared emitting diodes and NPN
silicon phototransistors mounted in a standard 16-pin
dual-in-line package with four channels per unit.
FEATURES
lAlso available in single, dual package
ABSOLUTE MAXIMUM RATINGS ( 25°C unless
otherwise noted)
Storage Temperature -550C to +1250C
Operating Temperature -300C to +1000C
Lead Soldering Temperature
(2mm from case for 10 seconds) 2600C
Input-to-Output Isolation Voltage 5000VRMS
OPTICALLY COUPLED ISOLATOR
TRANSISTOR OUTPUT
DA92056-AAS/01
SCHEMATIC
INPUT DIODE
Forward D.C. Current 50mA
Reverse D.C. Voltage 6V
Peak Forward Current 1A
(p.w. < 100µs, duty ratio 0.001)
Power Dissipation 70mW
(derate linearly 1.33mW/0C above 250C)
OUTPUT TRANSISTOR
Collector-emitter Voltage BVCEO 35V
Power Dissipation 150mW
(derate linearly 1.50mW/0C above 250C)
PACKAGE
Total Power Dissipation 170mW
IS849
.157 (4.0)
.118 (3.0)
.118 (3.0)
.020 (0.5)
.100 (2.54)
.020 (0.5)
.106
(2.7)
.800 (20.32)
.761 (19.32)
.047 (1.2)
.300 (7.62)
.010 (0.26)
13°
Max
16 15 14 13 12 11 10 9
1 2 3 4 5 6 7 8
.236 (6.0)
.276 (7.0)
ISOCOM COMPONENTS LTD
Unit 25B, Park View Road West,
Park View Industrial Estate, Brenda Road
Hartlepool, Cleveland, TS25 1YD
Tel: (0429) 863609 Fax :(0429) 863581
DA92056-AAS/01
IF = 20 mA
VR = 4V
Forward Voltage (VF)
Reverse Current (IR)
1.21.4
10
Volt
µA
Coupled
Output
Input
ELECTRICAL CHARACTERISTICS (250C unless otherwise noted)
Collector-emitter Voltage (BVCEO)
Emitter-collector Voltage (BVECO)
Collector-emitter Dark Current (ICEO)
DC Current Transfer Ratio (CTR)
Collector-emitter Saturation Voltage VCE (Sat)
Floating Capacitance (CF)
Input-to-Output Isolation Resistance Riso
Inout to Output Isolation Voltage
Response Time Rise(tr)
Response Time Fall (tf)
35
79
50
5x1010
5000
0.6
1011
100
Volt
Volt
nA
IC = 1mA
IE = 0.1 mA
VCE = 20 V
IF = 5mA, VCE = 5V
IF = 20 mA, IC = 1 mA
V = 0, f = 1 Mhz
VIO = 500V (see note 1)
(note 1)
IC = 2mA, VCE = 2V
RL= 100Ω
%
Volt
pf
Ω
VRMS
µS
µS
Note 1. Measured with input leads shorted together and output leads shorted together.
Output
Output
RL - 100R
Input
10%
90% 90%
10%
tf
FIG 1
VCC
MAX
TYP
MIN UNITSPARAMETER TEST CONDITION
400
0.2
1
15
15
tr
