SFH 9240
Reflexlichtschranke mit Schmitt-Trigger
Reflective Interrupter with Schmitt-Trigger
Lead (Pb) Free Product - RoHS Compliant
2007-04-02 1
Wesentliche Merkmale
• IR-GaAs-Lumineszenzdiode in Kombination
mit einem Schmitt-Trigger IC
•SFH 9240: Output active low
• Tageslichtsperrfilter
• Einschaltstrom: typ. 3 mA
• Sender und Empfänger galvanisch getrennt
• Vorbehandlung nach JEDEC Level 4
Anwendungen
• Optischer Schalter
•Pulsformer
•Zähler
Typ
Type Bestellnummer
Ordering Code IF,ON [mA]
(VCC = 5 V, d = 1 mm
Kodak neutral white test card with 90% reflection)
SFH 9240 Q65110A2714 3 (< 10)
Features
• IR-GaAs-emitter in combination with a
Schmitt-Trigger IC
•SFH 9240: Output active low
• Daylight cut-off filter
• Threshold current: typ. 3 mA
• Emitter and detector electrically isolated
• Preconditioning acc. to JEDEC Level 4
Applications
• Optical threshold switch
•Pulseformer
• Counter
2007-04-02 2
SFH 9240
Grenzwerte (TA = 25 °C)
Maximum Ratings
Bezeichnung
Parameter Symbol
Symbol Wert
Value Einheit
Unit
Sender (GaAs-Diode)
Emitter (GaAs diode)
Sperrspannung
Reverse voltage VR5 V
Vorwärtsgleichstrom
Forward current IF50 mA
Stoßstrom (tP ≤ 10 μs)
Surge current (tP ≤ 10 μs) IFSM 1.5 A
Verlustleistung
Power dissipation Ptot 80 mW
Empfänger (Schmitt-Trigger IC)
Detector (Schmitt-Trigger IC)
Versorgungsspannung
Supply voltage VCC – 0.5 … + 20 V
Ausgangsspannung
Output voltage VO– 0.5 … + 20 V
Ausgangsstrom
Output current (TA = 25 °C) IO50 mA
Verlustleistung
Power dissipation Ptot 175 mW
Reflexlichtschranke
Light Reflection Switch
Betriebs- und Lagertemperatur
Operating and storage temperature range Top, Tstg – 40 … + 100 °C
Verlustleistung
Power dissipation Ptot 150 mW
SFH 9240
2007-04-02 3
Kennwerte (TA = 25 °C)
Characteristics
Bezeichnung
Parameter Symbol
Symbol Wert
Value Einheit
Unit
Sender (GaAs-Diode)
Emitter (GaAs diode)
Durchlassspannung
Forward voltage
IF = 50 mA
VF1.25 (≤ 1.65) V
Sperrstrom
Reverse current
VR = 5 V
IR0.01 (≤ 1) μA
Kapazität
Capacitance
VR = 0 V, f = 1 MHz
CO25 pF
Wärmewiderstand (Montage auf PC-Board mit
> 5 mm2 Padgröße)
Thermal resistance (mounting on pcb with > 5 mm2
pad size)
RthJA 270 K/W
Empfänger (Schmitt-Trigger IC) (wenn nicht anders angegeben, VCC = 5 V)
Detector (Schmitt-Trigger IC) (unless otherwise specified, VCC = 5 V)
Ausgangsspannung „high“
Output voltage “high”
IO = 0
VOH VCC (> 4.0) V
Ausgangsspannung „low“
Output voltage “low”
IO = 16 mA
VOL 0.15 (< 0.4) V
Stromaufnahme
Supply current
VCC = 5 V
VCC = 18 V
ICC
3.3 (< 5)
5.0
mA
Anstiegszeit 10% bis 90%
Rise time 10% to 90%
RL = 280 Ω, IF = 20 mA
tr20
ns
Abfallzeit 90% bis 10%
Fall time 90% to 10%
RL = 280 Ω, IF = 20 mA
tf 10
ns
2007-04-02 4
SFH 9240
Zur Stabilisierung der Versorgung wird ein Stützkondensator (angeschlossen zwischen VCC und GND) von typ. 0.1 μF
empfohlen.
A bypass capacitor, 0.1 μF typical, connected between VCC and GND is recommended in order to stabilize power supply
line.
Ausgangsverzögerungszeit
Propagation delay time ”ON”
RL = 280 Ω, IF = 20 mA
tON 1μs
Ausgangsverzögerungszeit
Propagation delay time “OFF”
RL = 280 Ω, IF = 20 mA
tOFF 2μs
Reflexlichtschranke
Light Reflection Switch
Schaltschwelle
Threshold current, Kodak neutral white test card
with 90% reflection
VCC = 5 V, d = 1 mm
IF, ON 3 (< 10) mA
Hysterese
Hysteresis IF, OFF / IF, ON 0.6
(0.5 … 0.9) –
Zulässiger Arbeitsbereich
Operating Conditions
Bezeichnung
Parameter Symbol
Symbol Wert
Value Einheit
Unit
Versorgungsspannung
Supply voltage VCC 4 … 18 V
Ausgangsstrom
Output current IO< 16 mA
Kennwerte (TA = 25 °C)
Characteristics (cont’d)
Bezeichnung
Parameter Symbol
Symbol Wert
Value Einheit
Unit
OHM02257
d
Reflector
with 90% reflexion
(Kodak neutral white
test card)
SFH 9240
2007-04-02 5
Figure 1 Block Diagram
Figure 2 Test Circuit for Switching and Response Time
Figure 3 Switching Time Definitions
OHF03902
+
-
Regulator
Voltage
GND
OUT
CC
V
Ω
10 k
Active "Low"
Cathode
Anode
OHF00520
CC
V
OUT
GND
R
= 47 Ω
Input
L
R
= 280 Ω
μF
C
= 0.1
CC
V
OUT
GND
= 5 V
SFH 9240
OHF03903
PHL
t tPLH
50%
tftr
50%
90%
10%
Input
Output
SFH 9240 (Active "Low")
SFH 9240
2007-04-02 6
Threshold Current vs. Distance
IF = f (d)
Output Voltage
VOL = f (IOUT, VCC)
Perm. Pulse Handling Capabi lity
IF = f (tp), Duty cycle D = parameter,
TA = 25 °C
d
OHF00684
0
F
Ι
0
10
20
30
40
50
60
mA
1234567
mm 9
F, ON
Ι
(SFH 9240 H L; SFH 9241 L H)
H; SFH 9241 H
F, OFF
Ι
(SFH 9240 L L)
OHF00512
001020 30 40 50mA
5 V
OUT
I
0.5
1
1.5
2
2.5
3
3.5
OL
V
V
10 V
15 V
20 V
1010 -2-3-4-5 1010 10
F
I
P
t
=
DT
210-1 10
t
p
10 s10
OHF02623
T
t
P
I
F
1
10
102
103
104
mA
0.005
0.05
0.1
0.02
0.01
D
=
0.2
0.5
1
Relative Threshold
Ee, ON/Ee, ON VCC = 5 V = f (VCC)
Supply Current vs. Ambi en t
Temperature ICC = f (TA, VCC)
Perm. Pulse Handling Capabi lity
IF = f (tp), Duty cycle D = parameter,
TA = 85 °C
OHF00507
0.50 5 10 15 20
0.6
0.7
0.8
0.9
1
1.1
1.2
1.3
1.5
V
E
V
CC
e, ON
E
e, ON_5 V
OHF00514
0
-25
1
2
3
4
mA
6
CC
I
A
T
0 25 50 75 100˚C
CC
V
= 5 V
5
= 10 V
CC
V
= 20 V
V
CC
= 15 V
V
CC
1010
-2-3-4-5
1010 10
F
I
P
t
=
DT
210-1
10
t
p
10 s10
OHF02622
T
t
P
I
F
1
10
10
2
10
3
10
4
mA
1
0.5
0.2
0.005
0.05
0.1
0.01
0.02
D
=
Supply Current
ICC = f (VCC)
OHF00510
00 5 10 15 20
V
1
2
3
4
mA
6
CC
I
V
CC
SFH 9240
2007-04-02 7
Maßzeichnung
Package Outlines
Maße in mm (inch) / Dimensions in mm (inch).
3.4 (0.134)
3.0 (0.118)
5.8 (0.228)
6.2 (0.244)
0.15 (0.006)
0.13 (0.005)
0...0.1 (0...0.004)
2.1 (0.083)
1.7 (0.067)
4
6
1
3
GPLY0504
4.2 (0.165)
3.8 (0.150)
25
0.3 (0.012)
0.5 (0.020)
Raster (spacing)
Raster (spacing)
(0.1 (0.004) typ.)
B
A
0.2 MA
Sender/Emitter
0.1 MB
2.54 (0.100)
1.27 (0.050)
(5˚)
(0.05 (0.002) typ.)
(1.2 (0.047) typ.)
(0.4 (0.016) typ.)
Empfänger/Receiver
Chip Positionen
Type 1 2 3 4 5 6
SFH 9240 Anode OUT Vcc - GND Cathode
2007-04-02 8
SFH 9240
Empfohlenes Lötpaddesign Reflow Löten
Recommended Solder Pad Reflow Soldering
Maße in mm (inch) / Dimensions in mm (inch).
Solder resist
Lötstopplack
Cu-area >5 mm
Cu-Fläche >5 mm
2
OHPY0030
3.9 (0.154)
1.2 (0.047)
1.27 (0.050)
0.6 (0.024)
1.27 (0.050)
2
Paddesign
Wärmeableitung
for improved
für verbesserte
Padgeometrie
Heat dissipation
SFH 9240
2007-04-02 9
Lötbedingungen Vorbehandlung nach JEDEC Level 4
Soldering Conditions Preconditioning acc. to JEDEC Level 4
Reflow Lötprofil für bleifreies Löten (nach J-STD- 020C)
Reflow Soldering Profile for lead free soldering (acc. to J-STD-020C)
Lötbedingungen
Soldering Conditions
Bauform
Type Drypack
Level acc.
to JEDEC
A112-A
Tauch-, Schwalllötung
Dip, Wave Soldering Reflowlötung
Reflow Soldering Kolbenlötung
Iron Soldering
Peak Temp.
(solderbath) Max. Time in
Peak Zone Peak Temp.
(package
temp.)
Max. Time
in Peak
Zone
(Iron temp.)
SFH 9240 4n. a. –260 °C20 sec. n.a.
OHLA0687
0
0
T
t
˚C
s
120 s max
50
100
150
200
250
300
Ramp Up
100 s max
50 100 150 200 250 300
Ramp Down
6 K/s (max)
3 K/s (max)
25 ˚C
30 s max
260 ˚C
+0 ˚C
-5 ˚C
245 ˚C
±5 ˚C
240 ˚C
255 ˚C
217 ˚C
Maximum Solder Profile
Recommended Solder Profile
235 ˚C
-0 ˚C
+5 ˚C
Minimum Solder Profile
10 s min
2007-04-02 10
SFH 9240
Gurtung / Polarität und Lage siehe Dokument: Short Form Katalog: Gurtung und
Verpackung - SMT-Bauelemente - Gehäuse:SMT RLS
Methode of Taping / Polarity and Orientation see document: Short Form Catalog: Tape and Reel -
SMT-Components - Package: SMT-RLS
Published by
OSRAM Opto Semiconductors GmbH
Wernerwerkstrasse 2, D-93049 Regensburg
www.osram-os.com
© All Rights Reserved.
The information describes the type of component and shall not be considered as as sured characteristics.
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dangerous substances. For information on the types in question please contact our Sales Organization.
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incurred.
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components 1 , may only be use d in life-support devices or systems 2 with the express written approval of OSRAM OS.
1 A critical componen t is a component usedin a life-support device or syste m whose failure can reasonably be expected
to cause the failure of that life-support devic e or system, or to a ffect its safety or e ffectiveness of that device or system.
2 Life support devices or systems are intended (a) to be implanted in the human body, or (b) to support and/or main tain
and sustain human life. If they fail, it is reasonable to assume that the health of the user may be endangered
