TLP921

2002-04-03

1

Toshiba Photoreflective sensor Infrared LED + Phototransistor

TLP921

Inkjet printer’s ink-level monitoring

TLP921 is a reflective photosensor combining a GaAs infrared LED with

a Si phototransistor.

· Flush-mount package on PCB: Applied PCB thickness = 1.6 mm or

thinner

· Positioning pin and single-sided screw-mount type

· Short lead type: Lead length = 2.8 ± 0.3 mm

· Phototransistor impermeable to visible light

· Package material: polybutylene-terephthalate (UL94V-0, black)

==== 25°C)

Note 1: Soldering is performed 1.5 mm from the bottom of the package.

Marking

JEDEC

―

JEITA

―

TOSHIBA

―

Weight: 0.35 g (typ.)

Characteristics

Symbol

Rating

Unit

Forward current

50

mA

Forward current derating

(Ta

> 25°C)

-0.33

mA/°C

Reverse voltage

5

V

Collector-Emitter voltage

35

V

Emitter-Collector voltage

5

V

Collector power dissipation

75

mW

Collector power dissipation

derating

(Ta

> 25°C)

-1

mW/°C

Collector current

50

mA

Operating temperature

-30~85

°C

Storage temperature

-40~100

°C

Soldering temperature

(5 s) (Note 1)

260

°C

Monthly lot

number

Month of

manufacture

Year of

manufacture

January to December

are denoted by letters

A to L respectively

Last decimal digit of

the year of

manufacture