Vishay Through Hole Slotted Optical Switch, Phototransistor Output

This image is representative of the product range

View all Slotted Optical Switches
Bulk discount available

Subtotal (1 tube of 85 units)*

SGD102.51

(exc. GST)

SGD111.775

(inc. GST)

Add to Basket
Select or type quantity
In Stock
  • Plus 595 unit(s) shipping from 13 April 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
Per Tube*
85 - 340SGD1.206SGD102.51
425 - 1615SGD1.199SGD101.92
1700 - 4165SGD1.172SGD99.62
4250 - 8415SGD1.105SGD93.93
8500 +SGD0.978SGD83.13

*price indicative

RS Stock No.:
919-0174
Mfr. Part No.:
TCST2103
Manufacturer:
Vishay
Find similar products by selecting one or more attributes.
Select all

Brand

Vishay

Output Device

Phototransistor

Product Type

Slotted Optical Switch

Number of Channels

1

Typical Rise Time

10μs

Packaging

Tube

Typical Fall Time

8μs

Mount Type

Through Hole

Package Type

Leaded

Number of Pins

4

Maximum Operating Temperature

85°C

Minimum Operating Temperature

-55°C

Length

24.5mm

Standards/Approvals

RoHS

Height

11.1mm

Slot Width

3.1mm

Automotive Standard

No

COO (Country of Origin):
PH

Miniature Slotted Optical Switch, Vishay


The TCST2103, TCST2202, and TCST2300 are transmissive sensors that include an infrared emitter and phototransistor, located face-to-face on the optical axes in a leaded package which blocks visible light. These part numbers include options for aperture width.

Features:


• Package type: leaded

• Detector type: phototransistor

• Dimensions (L x W x H in mm): 24.5 x 6.3 x 10.8

• Gap (in mm): 3.1

• Typical output current under test: IC = 4 mA

(TCST2103)

• Typical output current under test: IC = 2 mA (TCST2202)

• Typical output current under test: IC = 0.5 mA (TCST2300)

• Daylight blocking filter

• Emitter wavelength: 950 nm

• Lead (Pb)-free soldering released

Applications:


• Optical switch

• Photo interrupter

• Counter

• Encoder

Slotted Optical Switches, Vishay


Related links