ROHM RPT-34PB3F Technical data

Phototransistor, top view type

RPT-34PB3F

The RPT-34PB3F is a silicon planar phototransistor.
It is particularly suited for use with a ROHM SIR-34ST3F infrared light emitting diode.

Applications Dimensions (Units : mm)
Optical control equipment

Features

High sensitivity.

Absolute maximum ratings (Ta = 25C)

Parameter Symbol
Collector-emitter voltage
Emitter-collector voltage
Collector current
Collector power dissipation
Operating temperature
Storage temperature

V

CEO

V

ECO

C

I

P
Topr
Tstg

C

Electrical and optical characteristics (Ta = 25C)

Parameter Symbol
Light current
Dark current
Peak sensitivity wavelength
Collector-emitter saturation voltage
Half-angle
Response time

V

I

CE(sat)

θ

I

CEO

λ

1 / 2

tr·t

Min.

C

2.0

−

P

−

−

−

f

−

Limits

32

5

30

150

−25~+85

−30~+85

Typ.

−

−

800

−

±36

10

Max.

−

0.5

−

0.4

−

−

Unit

V
V

mA

mW

°C
°C

Unit

mA V

CE

μA

VCE=10V(Black box)

nm

C

=1mA, E=500L

V

I

deg

CC

V

μs

=5V, E=500L

=5V, IC=1mA, RL=100Ω

2−0.6
2−0.5

φ3.8±0.3

φ3.5
φ

3.1±0.2

2

1

(2.5)

Conditions

X

−

X

−

1.11.0

2.5±1.0

Notes :

1. Unspecfied tolerance
shall be ±0.2.

2. Dimension in parenthesis

5.2±0.3

Max.

24.0Min.

Internal connection diagram

are show for reference.

1

Emitter Collector

2

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2010.06 - Rev.A

0

0

)

0

6

Fig.4 Output characteristics

RELATIVE SENSITIVITY : I

(%)

0

100

0

1000

9

RELATIVE LUMINOUS INTENSITY: (%)

Electrical and optical characteristic curves

1000

nA)

(

100

CEO

10

1

DARK CURRENT : I

0.1

−25 0 25 50 75
AMBIENT TEMPERATURE : Ta (°C)

Fig.1 Dark current

vs. ambient temperature

10

mA)
(

C

8

6

4

2

COLLECTOR CURRENT : I

0

0 2 4 6 8 101214

COLLECTOR - EMITTER VOLTAGE : V

E=1000Lux

s)

(μ

r

100

10

RESPONSE TIME : t

1

0.1 110
COLLECTOR CURRENT : IC (

Fig.7 Response time vs.

collector current

VCE=10V
V
V

750Lux

500Lux

250Lux

CE

=20V

CE

=30V

CE

Ta=25°C
VCE=5V

RL=1kΩ

RL=500Ω

RL=100Ω

mA)

10

1

(V)

1000

(%

C

500

200

100

50

20

10

RELATIVE COLLECTOR CURRENT : I

−25 75 10
AMBIENT TEMPERATURE : Ta (°C)

50250

Fig.2 Relative output

vs. ambient temperature

80

C

60

40

20

0
400 500 600 700 800 900 1000 110

OPTICAL WAVELENGTH : λ (

Fig.5 Spectral sensitivity

20°

30°

40°

50°

60°

70°

80°

0°

nm)

0°

10°

0

10° 20° 30° 40° 50° 60° 70° 80° 90°

ANGULAR DISPLACEMENT : θ (

Fig.8 Directional pattern

Data Sheet RPT-34PB3F

8

VCE=5V

(mA)

C

6

4

2

COLLECTOR CURRENT : I

0 250 500 750 125

ILLUMINANCE : E (

Fig.3 Light current vs. irradiance

mW)

(

160

C

120

80

40

COLLECTOR DISSIPATION : P

0

−25 0 25 50 75 10
AMBIENT TEMPERATURE : Ta (°C)

Fig.6 Collector dissipation vs.

ambient temperature

100

80

60

40

20

deg

)RELATIVE LUMINOUS INTENSITY : (%)

1000

Lx)

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2010 ROHM Co., Ltd. All rights reserved.

2010.06 - Rev.A