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SFH615A-1, SFH615A-2, SFH615A-3, SFH615A-4
LOW INPUT CURRENT PHOTOTRANSISTOR OPTICALLY COUPLED ISOLATORS
APPROVALS l UL recognised, File No. E91231 DESCRIPTION The SFH615A series of optically coupled isolators consist of infrared light emitting diodes and NPN silicon photo transistors in space efficient dual in line plastic packages. FEATURES l Options :10mm lead spread - add G after part no. Surface mount - add SM after part no. Tape&reel - add SMT&R after part no. l Low input current 1mA IF l High Current Transfer Ratios (40-320% at 10mA, 13% min at 1mA) l High Isolation Voltage (5.3kVRMS ,7.5kVPK ) l High BVCEO (70V min) l All electrical parameters 100% tested l Custom electrical selections available APPLICATIONS l Computer terminals l Industrial systems controllers l Measuring instruments l Signal transmission between systems of different potentials and impedances
2.54 7.0 6.0 1.2 5.08 4.08 1 2
Dimensions in mm
4 3
7.62 4.0 3.0 0.5 13 Max 0.26
3.0 0.5 3.35
ABSOLUTE MAXIMUM RATINGS (25C unless otherwise specified) Storage Temperature -55C to + 125C Operating Temperature -55C to + 100C Lead Soldering Temperature (1/16 inch (1.6mm) from case for 10 secs) 260C INPUT DIODE Forward Current Reverse Voltage Power Dissipation OUTPUT TRANSISTOR Collector-emitter Voltage BVCEO Emitter-collector Voltage BVECO Power Dissipation 70V 6V 150mW 50mA 6V 70mW
OPTION SM
SURFACE MOUNT
OPTION G
7.62
POWER DISSIPATION Total Power Dissipation 200mW
0.6 0.1 10.46 9.86
(derate linearly 2.67mW/C above 25C) 1.25 0.75 0.26 10.16
ISOCOMCOMPONENTSLTD Unit 25B, Park View Road West, Park View Industrial Estate, Brenda Road Hartlepool, Cleveland, TS25 1YD Tel: (01429) 863609 Fax :(01429) 863581
7/12/00
ISOCOM INC 1024 S. Greenville Ave, Suite 240, Allen, TX 75002 USA Tel: (214) 495-0755 Fax: (214) 495-0901 e-mail info@isocom.com http://www.isocom.com
DB92538m-AAS/A1
ELECTRICAL CHARACTERISTICS ( TA = 25C Unless otherwise noted ) PARAMETER Input Forward Voltage (VF) Reverse Voltage (VR) Reverse Current (IR) MIN TYP MAX UNITS 1.65 6 10 V V A V V 50 100 nA nA TEST CONDITION IF = 50mA IR = 10A VR = 6V IC = 1mA IE = 100A VCE = 10V
Output
Collector-emitter Breakdown (BVCEO) 70 ( Note 2 ) Emitter-collector Breakdown (BVECO) 6 Collector-emitter Dark Current (ICEO) SFH615A-1,2 SFH615A-3,4 Current Transfer Ratio (CTR) (Note 2) SFH615A-1 SFH615A-2 SFH615A-3 SFH615A-4 SFH615A-1 SFH615A-2 SFH615A-3 SFH615A-4 Collector-emitter Saturation Voltage VCESAT Input to Output Isolation Voltage VISO Input-output Isolation Resistance RISO 5300 7500 5x1010
Coupled
40 63 100 160 13 22 34 56
80 125 200 320
% % % % % % % % V VRMS VPK
10mA IF , 5V VCE
1mA IF , 5V VCE
0.4
10mA IF , 2.5mA IC See note 1 See note 1 VIO = 500V (note 1)
Note 1 Note 2
Measured with input leads shorted together and output leads shorted together. Special Selections are available on request. Please consult the factory.
SWITCHING CHARACTERISTICS
1. Linear Operation (without saturation) Fig 1. 2. Switching Operation (with saturation) Fig 2
IF = 10mA, VCC = 5V, RL = 75 UNITS ton Turn-on Time tr Rise Time toff Turn-off Time tf Fall Time Cut-off Frequency FCO 3.0 2.0 2.3 2.0 250 s s s s kHz
VCC = 5V, RL = 1k GROUP Turn-on Time ton tr Rise Time Turn-off Time toff tf Fall Time VCESAT
INPUT ton tr toff tf
-1 -4 -2 and -3 (IF=20mA) (IF=10mA) (IF=5mA) 3.0 2.0 18 11 4.2 3.0 23 14 < 0.4 6.0 4.6 25 15
UNITS s s s s V
VCC = 5.0V RL = 75 OUTPUT
VCC = 5.0V RL = 1k OUTPUT
OUTPUT 10% 90% 10% 90%
FIG 1
7/12/00
FIG 2
DB92538m-AAS/A1
Collector Power Dissipation vs. Ambient Temperature 200 Collector power dissipation P C (mW)
Collector Current vs. Collector-emitter Voltage ( normalised to SFH615A-3 ) 50 TA = 25C
150
Collector current I C (mA)
40 30 20 10
50 30 20 15 10
100
50
IF = 5mA 0 -30 0 25 50 75 100 125 Ambient temperature TA ( C ) Forward Current vs. Ambient Temperature 60 50 Current transfer ratio CTR (%) 0 0 2 4 6 8 10 Collector-emitter voltage VCE ( V ) Current Transfer Ratio vs. Forward Current 320 280 240 200 160 120 80 40 0 -30 0 25 50 75 100 125 1 2 5 10 20 50 Ambient temperature TA ( C ) Relative Current Transfer Ratio vs. Ambient Temperature 1.5 Forward current IF (mA) Collector-emitter Saturation Voltage vs. Ambient Temperature 0.28 0.24 0.20 0.16 0.12 0.08 0.04 0 -30 0 25 50 75 100 Ambient temperature TA ( C )
DB92538m-AAS/A1
VCE = 5V TA = 25C SFH615A-4 SFH615A-3 SFH615A-2
Forward current I F (mA)
40 30 20 10 0
SFH615A-1
1.0
0.5
0 -30 0 25 50 75 100 Ambient temperature TA ( C )
7/12/00
Collector-emitter saturation voltage V
Relative current transfer ratio
IF = 10mA VCE = 5V
CE(SAT)
(V)
IF = 10mA IC = 2.5mA

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