PhotoIC Coupler
50 Mbps type
(AlGaAs LED & PhotoIC)
(APS1)
FEATURES TYPICAL APPLICATIONS
1. High speed Photo Coupler with 1. Measuring equipment
2.2
.087
receiver circuit IC 2. FA (Factory Automation) network
2. Capable of high speed 3. I/O of high speed communication
4.4 4.3
.173 .169 communication
(Transfer rate Typ. 50 Mbps) *Does not support automotive application
mm inch
3. High noise immunity
+ (CMTI Min. 15 kV/s)
Vcc
1 5
4. Guaranteed performance at high
Vout
4
temperature
GND
(-40 to +105C -40 to +221F)
2 3
Control circuit 5. Isolation voltage: 3,750 Vrms
6. Totem pole output type
Truth table
LED Output
ON L
OFF H
RoHS compliant
TYPES
Part No. Packing quantity
Tape and reel packing style
Figure of output Transfer rate Supply voltage
Tube packing style Tube Tape and reel
Picked from the Picked from the
1/2-pin side 3/4/5-pin side
1 tube contains:
100 pcs.
Totem pole output Typ. 50 Mbps 5 V DC APS1551S APS1551SX APS1551SZ 1,000 pcs.
1 batch contains:
2,000 pcs.
ASCTB367E 201703-T
1
NewPhotoIC Coupler 50 Mbps type (APS1)
RATING
1. Absolute maximum ratings (Ta = 25C 77F)
Item Symbol APS1551S Remarks
LED forward current IF 25 mA
Input LED reverse voltage VR 5 V
Peak forward current IFP 1 A f = 100 Hz, Duty factor = 0.1%, 1 shot
Supply voltage VCC 6 V
Output voltage VO 6 V
Output
Output current IO 10 mA
Power dissipation Pout 40 mW
I/O isolation voltage Viso 3,750 V rms
Operating Topr 40 to +105C 40 to +221F (Non-icing at low temperatures)
Ambient
temperature
Storage Tstg 40 to +125C 40 to +257F
2. Electrical characteristics (Unless otherwise specied, Ta = -40 to 105C -40 to 221F, VCC = 4.5 to 5.5V)
Item Symbol APS1551S Condition
Threshold input current Max. IFHL 5 mA VCC = 5 V, VO < 0.6 V
Min. 1.45 V
Input LED dropout voltage Typ. VF 1.6 V IF = 10 mA, Ta = 25C 77F
Max. 1.8 V
Input capacitance Typ. Ct 20 pF f = 1 MHz, VB = 0 V, Ta = 25C 77F
Low level supply current Max. ICCL 5 mA IF = 10 mA
High level supply current Max. ICCH 5 mA IF = 0 mA
Output
Low level output voltage Max. VOL 0.6 V IF = 10 mA, IO = 4 mA, VCC = 5V
High level output voltage Min. VOH 4.4 V IF = 0 mA, IO = -4 mA, VCC = 5 V
Item Symbol APS1551S Condition
Propagation delay time VIN = 0 5 V, RIN = 300
Max. tpHL 30 ns
(H L) CIN = 22 pF, CO = 15 pF
Propagation delay time VIN = 5 0 V, RIN = 300
Max. tpLH 30 ns
(L H) CIN =22 pF, CO = 15 pF
Propagation delay skew Max. tpsk 16 ns
VIN = 5 V/25 MHz, RIN = 300
Pulse width distortion Max. |tpHL-tpLH| 10 ns
CIN = 22 pF, CO = 15 pF
VIN = 0 5 V, RIN = 300
Output fall time Typ. tf 5 ns
Transfer
CIN = 22 pF, CO = 15 pF
characteristics
VIN = 5 0 V, RIN = 300
Output rise time Typ. tr 4 ns
CIN = 22 pF, CO = 15 pF
Common mode transient VCM = 1000 Vp-p, IF = 10 mA, VCC = 5 V
Min. CML 15 kV/s
immunity at low level output VO(MAX) = 0.4 V, Ta = 25C 77F
Common mode transient VCM = 1000 Vp-p, IF = 0 mA, VCC = 5 V
Min. CMH 15 kV/s
immunity at high level output VO(MIN) = 4 V, Ta = 25C 77F
I/O capacitance Typ. Ciso 0.5 pF f = 1 MHz, VB = 0 V, Ta = 25C 77F
Initial I/O isolation resistance Min. Riso 1,000 M DC 500V, RH 60 %, Ta = 25C 77F
ASCTB367E 201703-T
2