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Transmissive Photosensors (Photo Interrupters) CNZ1021,CNZ1022,CNZ1023,CNA1009

,

,

,

,

(Input pulse)

(Output pulse)50 RL

td : Delay time

tr : Rise time (Time required for the collector current to increase

from 10% to 90% of its final value)

tf : Fall time (Time required for the collector current to decrease

from 90% to 10% of its initial value)

VCC

Sig.OUT 10%

90%

Sig.IN

tdtr tf

Electrical Characteristics (Ta = 25C)

Parameter Symbol Conditions min typ max Unit

Input Forward voltage (DC) VF IF = 20mA 1.25 1.4 V

characteristics Reverse current (DC) IR VR = 3V 10 A

Output characteristics Collector cutoff current ICEO VCE = 10V 10 200 nA

TransferCollector current IC VCC = 5V, IF = 20mA, RL = 100 0.5 15 mA

characteristicsCollector to emitter saturation voltage VCE(sat) IF = 40mA, IC = 1mA 0.4 V

Response time tr , tf* VCC = 5V, IC = 1mA, RL = 100 5 s

*Switching time measurement circuit

Absolute Maximum Ratings (Ta = 25C)

Parameter Symbol Ratings Unit

Input (LightReverse voltage (DC) VR 5 V

emitting diode)Forward current (DC) IF 50 mA

Power dissipation PD*1 75 mW

Collector current IC 20 mA

Output (Photo Collector to emitter voltage VCEO 30 V

transistor) Emitter to collector voltage VECO 5 V

Collector power dissipation PC*2 100 mW

TemperatureOperating ambient temperature Topr 25 to +85 C

Storage temperature Tstg 40 to +100 C

*1Input power derating ratio is 1.0 mW/C at Ta 25C.

*2Output power derating ratio is 1.33 mW/C at Ta 25C.

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CNZ1021,CNZ1022,CNZ1023,CNA1009 Transmissive Photosensors (Photo Interrupters)

IF, IC Ta60

50

40

30

20

10

Ambient temperature Ta (C )

0 20 40 60 80 1000 25

IF VF60

30

20

10

50

40

Forward voltage VF (V)

Forwardcurrent

IF(mA)

0.4 0.8 1.2 1.6 2.42.00

0

Ta = 25C

VF Ta1.6

1.2

0.8

0.4

Ambient temperature Ta (C )

Forwardvoltage

VF

(V)

0 20 40 60 80 1000 40 20

0 20 40 60 80 100 40 20

0 20 40 60 80 100 40 20

IC IF102

10

1

101

Forward current IF (mA)

Collector

current

IC(mA)

1 10 102102

101

VCE= 5VTa = 25C

Relativeoutputcurrent

IC(%)

IC Ta160

120

80

40

Ambient temperature Ta (C )

0

VCE= 5V

IF= 20mA

ICEO Ta103

1

102

101

10

Ambient temperature Ta (C )

VCE= 10V

Darkcurrent

ICEO

(nA)

102

tr IC

10

1

101

Collector current IC (mA)

Risetime

tr(s)

1 10 102102

101

102VCC= 5V

Ta = 25C

IC d100

60

40

20

80

Distance d (mm)

Relativeoutputcurrent

IC(%)

1 2 65430

0

VCE= 5V

Ta = 25CIF= 20mA

IC VCE102

10

1

101

Collector to emitter voltage VCE (V)

Collector

current

IC(mA)

1 10 102102

101

Ta = 25C

Forwardcurrent,collectorcurrent

IF,

IC(mA)

IF

IC

10mA

1mA

IF= 50mA

RL= 1k

100

500

IF= 30mA

20mA

10mA

10%90%

tdtr tf

RL

VCC

Sig.OUT

Sig.OUT

50

Sig.IN

,

,

,

d

Criterion0