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RPI-121 is out of stock and can be placed on backorder.
Available Substitutes:
MFR Recommended
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RPI-121 | |
|---|---|
DigiKey Part Number | 846-RPI-121-ND |
Manufacturer | |
Manufacturer Product Number | RPI-121 |
Description | SENSOR OPT SLOT PHOTOTRAN PCB MT |
Customer Reference | |
Detailed Description | Optical Sensor Through-Beam 0.039" (1mm) Phototransistor PCB Mount |
Datasheet | Datasheet |
Product Attributes
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Category | Current - Collector (Ic) (Max) 30 mA |
Manufacturer Rohm Semiconductor | Voltage - Collector Emitter Breakdown (Max) 30 V |
Packaging Bulk | Response Time 10µs, 10µs |
Part Status Not For New Designs | Operating Temperature -25°C ~ 85°C |
Sensing Distance 0.039" (1mm) | Mounting Type Through Hole |
Sensing Method Through-Beam | Package / Case PCB Mount |
Output Configuration Phototransistor | Type Unamplified |
Current - DC Forward (If) (Max) 50 mA | Base Product Number |
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Substitutes (2)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| RN142VMTE-17 | Rohm Semiconductor | 0 | 846-RN142VMTE-17TR-ND | $0.37000 | MFR Recommended |
| RPI-124F | Rohm Semiconductor | 0 | 846-1131-ND | $0.00000 | Parametric Equivalent |
In-Stock: 0
2,000 estimated in stock on 18-Dec-2026
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Quantity
All prices are in USD
Bulk
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $1.12000 | $1.12 |
| 5 | $0.98600 | $4.93 |
| 10 | $0.93700 | $9.37 |
| 25 | $0.87880 | $21.97 |
| 50 | $0.83880 | $41.94 |
| 100 | $0.80210 | $80.21 |
| 500 | $0.72858 | $364.29 |
| 2,000 | $0.67619 | $1,352.38 |
| 6,000 | $0.64067 | $3,844.02 |
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.
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