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Specifications
Operating Temperature:
-25℃~+85℃
Width:
2.6mm
Height:
3.3mm
Length:
4.9mm
Load Voltage:
30V
Voltage - Forward(Vf):
1.3V
Rise Time:
10us
Output Current:
1mA
Fall Time:
10us
Mfr. Part #:
RPI-221A
Package:
DIP-4
Key Attributes
Model Number:
RPI-221A
Product Description
Photointerrupter, Small type RPI-221
The ROHM RPI-221 is an ultra-small photointerrupter designed for optical control equipment and cameras. It features minimal influence from stray light and a low collector-emitter saturation voltage, making it suitable for various applications requiring precise optical sensing.
Product Attributes
- Brand: ROHM
- Model: RPI-221
- Origin: Japan (implied by ROHM Co., Ltd.)
Technical Specifications
| Parameter | Symbol | Unit | Min. | Typ. | Max. | Conditions |
| Absolute Maximum Ratings | ||||||
| Forward current | IF | mA | - | - | 50 | (Ta = 25C) |
| Reverse voltage | VR | V | - | - | 5 | (Ta = 25C) |
| Power dissipation | PD | mW | - | - | 80 | (Ta = 25C) |
| Collector-emitter voltage | VCEO | V | - | - | 30 | (Ta = 25C) |
| Emitter-collector voltage | VECO | V | - | - | 4.5 | (Ta = 25C) |
| Collector current | IC | mA | - | - | 30 | (Ta = 25C) |
| Collector power dissipation | PC | mW | - | - | 80 | (Ta = 25C) |
| Operating temperature | Topr | C | -25 | - | 85 | - |
| Storage temperature | Tstg | C | -30 | - | 85 | - |
| Electrical and Optical Characteristics | ||||||
| Peak light emitting wavelength | p | nm | - | 950 | - | Non-coherent Infrared light emitting diode used. |
| Forward voltage | VF | V | - | 1.0 | 1.6 | IF = 50mA |
| Reverse current | IR | A | - | - | 1 | VR = 5V |
| Collector current | IC | mA | - | 0.20 | - | Vce=5V, IF=20mA |
| Collector current | IC | mA | - | 0.4 | - | Vce=5V, IF=5mA |
| Dark current | ICEO | A | - | - | 0.2 | VCE=10V |
| Collector-emitter saturation voltage | VCE(sat) | V | - | 0.2 | - | IF =20mA, IC=0.1mA |
| Response time (trtf) | - | s | - | - | 10 | VCC =5V, IF=20mA, RL=100 |
| Response time (trtf) | - | s | - | - | 10 | VCC =5V, IC=1mA, RL=100 |
| Cut-off frequency | fC | MHz | - | - | 1 | IF =50mA |
| Peak sensitivity wavelength | p | nm | - | 800 | - | - |
2109182030_ROHM-RPI-221A_C509287.pdf
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