Sharp PD3151F Datasheet

PD3151F

PD3151F

Position Sensitive Detector
with Location Hole (PSD*)

■

Features Outline Dimensions

1. Easy high accuracy positioning owing to location hole
Detecting portion pattern positional accuracy : ± 0.1 mm

2. Thin, compact package

■

1.67

5

0.8

6

R0.4

3. Visible light cut-off type

Applications

■

1. Cameras

* PSD:Position Sensitive Detector

φ 0.9

1.905

1.905

123

5.0

Chip positional accuracy : ± 0.1 mm, Rotational deviation : ± 2 ˚

1

2 3 5 6

4

6.0

7.0

7.9

Detector face

3.0

0.97

1.5
Shape of detector portion

1 Anode A

4

2 Cathode
3 Cathode
4 Anode B
5 Cathode
6 Cathode

1.95

4.0

1.95

1.5

(Unit : mm)

1.5

1.5

0.8

0.15

Absolute Maximum Ratings

■

(Ta=25˚C)

Parameter Symbol Rating Unit
Reverse voltage
Operating temperature
Storage temperature

*1

Soldering temperature

*1 For MAX. 3 seconds in the soldering area

“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.”

V

T

opr

T

stg

T

sol

R

30

-25to+85

-40to+85
+ 260

V
˚C
˚C
˚C

Soldering area

PD3151F

Electro-optical Characteristics

■

Parameter Symbol Conditions MIN. TYP. MAX. Unit
Reverse voltage
Dark current
Collector current
Terminal capacitance
Peak sensitivity wavelength
Sensitivity wavelength range
Response time
Resistance between electrodes
Error of position detection
Sensitivity
Forward voltage

*2 IL=I1+I

*3 Test circuit for response time is shown below.

*4 75% area from detecting portion center to the edge of detecting portion

2

where, I and I are collector current of A1 and A2 respectively.

12

Ev : Illuminance by CIE standard light source A (tungsten lamp)

Input

Laser diode

λ=830nm

Definition of error of position detection
: Error of position detection of each incident light position is defined by the following formula, if electrical center position is I = I .

Error of position detection (µm) =

L : Length of light detector surface =1.5mm

LI
2

RL= 1kΩ
V

R

1-I2

x

- Incident light position (µm)

I1+I

2

V

I

*2

C

λ

λ

*3

t

r

Rie V

*4

---±25µm
R - - 0.5

V

V

R

IR=10µA30--V

R

V

d

I

L

t

P

=1V - - nA

R

VR= 1V, EV= 1000 lx - µ A
V

= 1V, f= 10kHz

R

---

-

, t

VR= 1V, RL=1kΩ -30µs

f

= 1V, Va= 0.5V kΩ

R

-

I = 1mA

Input

Output

F

trt

90%
10%

f

F

(Ta=25 ˚C)

1.5

10

6

10

-30pF
nm
nm

770

940

-

1130

5

320

400

-

12

480

-

A/W

-

V1.0

Fig. 1 Spectral Sensitivity

120

100

80

60

40

Relative sensitivity (%)

20

0
600 700 800 900 1000 1100 1200

Wavelength λ (nm)

Fig. 2 Dark Current vs. Ambient Temperature

-6

10

-7

10

-8

10

d

-9

10

(I A)

-10

10

-11

10

Dark current

-12

10

-13

10

-14

10

0-25 255075100

Ambient temperature Ta(˚C)

VR=1V