Datasheet

S4810 and S6289 are digital output photo ICs consisting of a photodiode, schmitt trigger circuit and output transistor, all integrated on a single chip and
molded into a visible-cut, subminiature plastic package.
Features
l Low-voltage operation: 2.2 to 7 V
l Subminiature plastic package with lens
l Low current consumption
l Open collector output
l S4810: “H” level output at light input
S6289: “L” level output at light input
Applications
l Cameras
l Tape start/end mark sensor for VTRs, cassette tape
recorders, etc.
l Optical switches
l Encoders
PHOTO IC
Low-voltage operation photo IC
Operation at low voltage from 2.2 V
S4810, S6289
■
Absolute maximum ratings (Ta=25
°
C)
Parameter Symbol Value Unit
Supply voltage Vcc -0.5 to +7 V
Output voltage Vo -0.5 to +7 V
Output current Io 8 mA
Power dissipation P 150 mW
Operating temperature Topr -25 to +85
°
C
Storage temperature Tstg -40 to +100
°
C
Soldering -
260
°
C, 3 s, at least 2.5 mm away from package surface
-
■
Electrical and optical characteristics (Ta=25 °C, Vcc=5 V, light source: λp=890 nm LED, unless otherwise noted)
S4810 S6289
Parameter Symbol Condition
Min. Typ. Max. Min. Typ. Max.
Unit
Supply voltage Vcc 2.2 - 7.0 2.2 - 7.0 V
Low level output voltage V
OL
I
OL
=4 mA *
1
- - 0.4 - - 0.4 V
High level output current I
OH
V
O
=5 V *
2
- - 10 - - 10
µ
A
Current consumption I
CC
- 1.3 3 - 1.3 3 mA
L
→
H Threshold illuminance
E
LH
R
L
=1.2 k
Ω
--1.5---
µ
W/mm
2
H
→
L Threshold illuminance
E
HL
R
L
=1.2 k
Ω
- - - - - 1.5
µ
W/mm
2
Hysterisis - *
3
-0.9- -0.85- -
L
→
H Propagation delay time
t
PLH
- - 10 - - 15
µ
s
H
→
L Propagation delay time
t
PHL
- - 15 - - 10
µ
s
Rise time tr - 0.07 - - 0.07 -
µ
s
Fall time tf
2
µ
W/mm
2
R
L
=1.2 k
Ω
- 0.03 - - 0.03 -
µ
s
Peak sensitivity wavelength
λ
p
- 850 - - 850 - nm
*1: S4810: E (illuminance) =0
µ
W/mm
2
, S6289: E=2
µ
W/mm
2
*2: S4810: E=2
µ
W/mm
2
, S6289: E=0
µ
W/mm
2
*3: S4810: E
HL
/E
LH
, S6289: E
LH
/E
HL
Note) Connect a 0.01 µF capacitor or larger between Vcc and GND.