Sharp PT491, PT491F, PT493, PT493F Datasheet

PT491/PT491F/PT493/PT493F

PT491/PT491F

PT493/PT493F

■ Features

1.Epoxy resin package

2.Compact

3.Intermediate acceptance (Δθ : TYP. ± 40˚ )

4.Long lead pin type : PT493/PT493F

5.Visible light cut-off type : PT491F / PT493F

■ Applications

1.VCRs

2.Optoelectronic switches

■ Absolute Maximum Ratings			( Ta = 25˚C)
Parameter	Symbol		Rating	Unit
Collector-emitter voltage	V CEO		35	V
Emitter-collector voltage	V ECO		6	V
Collector current	IC		50	mA
Collector power dissipation	P C		75	mW
Operating temperature	T opr	- 25 to + 85		˚C
Storage temperature	T stg	- 40 to + 85		˚C
*1Soldering temperature	T sol		260	˚C

*1 For 3 seconds at the position of 1.4mm from the surface of resin edge

Intermediate Acceptance High

Sensitivity Phototransistor

■ Outline Dimensions

( Unit : mm)

PT491/PT491F
2C - 0.5		3.0± 0.2			1.15
of gate		1.5	0.2		0.75
	MAX
			±		Epoxy
			4.0
Rest	: 0.3	φ	2.5		resin
dimensions		1.7
	MAX		± 1.0
Burry's	: 0.8		17.5	MIN.
		2.54		0.5	2 - 0.4
	1		2
			± 0.2
		2.8	2.8
			Epoxy resin
		PT491	Transparent light blue
			resin

PT491F Visible light cut-off resin (black )

0.8

1.4

2 - 0.45

2 - 0.8

2

1

1Emitter

2Collector

PT493/PT493F
2C - 0.5		3.0± 0.2	1.5			1.15
gate				± 0.2		0.75
	MAX					Epoxy
				4.0
Restof	0.3:		φ 2.5			resin
Burr's dimensions		1.7	3.0 18.5
	MAX			± 1.0
	: 0.8			40.0	MIN.
		2.54			0.5	2 - 0.4
	1			2
				± 0.2
		2.8		2.8
					Epoxy resin
		PT493		Transparent light blue
				resin

PT493F Visible light cut-off resin (black )

0.8

1.4

2 - 0.45

2 - 0.8

2

1

1Emitter

2Collector

“ In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that occur in equipment using any of SHARP's devices, shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest version of the device specification sheets before using any SHARP's device.”

PT491/PT491F/PT493/PT493F

	■ Electro-optical Characteristics							( Ta = 25˚C)
	Parameter			Symbol	Conditions	MIN.	TYP.	MAX.	Unit
	*2Collector current		PT491/PT493	IC	VCE = 2V	0.3	0.6	1.3	mA
			PT491F/PT493F		EV = 2lx	0.2	0.4	0.8	mA
	Collector dark current			ICEO	VCE = 10V, E e = 0	-	-	10- 6	A
	*2Collector-emitter saturation voltage			V CE( sat )	IC = 0.8mA,	-	-	1.0	V
					Ee = 1mW/cm2
	Peak sensitivity		PT491/PT493	λ p	-	-	800	-	nm
	wavelength		PT491F/PT493F			-	860	-	nm
	Response time		Rise time	t r	VCE = 2V, I C = 5mA	-	80	400	μ s
			Fall time	tf	RL = 100Ω		70	350
	Half intensity angle			θ	-	-	± 40	-	˚

*2 E e , E V : Illuminance, irradiance by CIE standard light source A ( tungsten lamp)

Fig. 1 Collector Power Dissipation vs. Ambient Temperature

	80
)	70
mW	60
(
C
P
dissipation	50
	40
power	30
Collector	20
	10
	0
	- 25	0	25	50	75	85	100
			Ambient temperature T a		(˚C)

Fig. 3 Relative Collector Current vs. Ambient Temperature

	175	VCE = 2V
)		EV = 21x
%	150
(
current	125
collector
	100
Relative
	75
	50
	- 25	0	25	50	75	100
		Ambient temperature Ta (˚C)

Fig. 2 Collector Dark Current vs. Ambient Temperature

	10 - 4
	5	VCE
	10 - 5	= 10V
)
A	5
(
CEO	10 - 6
	5
I
current	10 - 7
	5
dark	10 - 8
	5
Collector
	10 - 9
	5
	10 - 10
	5
	10 - 11
	5
	- 25		0	25	50	75	100
				Ambient temperature T a		(˚C)

Fig. 4 Collector Current vs. Irradiance

	50	VCE = 2V
		T a = 25˚C
)	20
mA			PT491
(			PT493
C
I	10
current
					PT491F
Collector	5
					PT493F
	2
	1		10-1			1
	2	5		2	5
			Irradiance E e ( mW/cm2)