Semiconductors
Passive Components
Sensors
Power
Optoelectronics
For Reference Only
| Part Number | H21A4 |
| OEMstron Part # | H21A4 |
| Manufacturer | ON Semiconductor |
| Category | Sensors › Optical Sensors › Photointerrupters - Slot Type - Transistor Output |
| Description | SENSOR OPT SLOT PHOTOTRAN PC PIN |
| Lifecycle | Obsolete |
| RoHS | No RoHS Information |
| EDA/CAD Models | H21A4 PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | May 20 - May 25 (Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |  |
| Shipping |  |
H21A4 Specifications
| Part Number | H21A4 | |
| Brand | ON Semiconductor | |
| Lifecycle | Obsolete | |
| RoHS | No RoHS Information | |
| Product Line | Sensors | |
| Category | Optical Sensors | |
| Subcategory | Photointerrupters - Slot Type - Transistor Output | |
| Manufacturer | ON Semiconductor | |
| Series | - | |
| Sensing Distance | 0.118" (3mm) | |
| Sensing Method | Transmissive | |
| Output Configuration | Phototransistor | |
| Current - DC Forward (If) (Max) | 50mA | |
| Current - Collector (Ic) (Max) | 20mA | |
| Voltage - Collector Emitter Breakdown (Max) | 55V | |
| Response Time | 8µs, 50µs | |
| Operating Temperature | -55°C ~ 100°C | |
| Mounting Type | Through Hole, Flange | |
| Package / Case | Slotted, PC Pins |
H21A4 Documents
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Global Supply Chains - Reliable and Authorized Distributor Resources
| Part Number | Description | Stock |
|
S-1335H21-A4T2U3 D# S-1335H21-A4T2U3 ABLIC Inc |
LDO Regulator Positive Single-OUT 2.1V 150mA 4-Pin HSNT-4 T/R - Tape and Reel (Alt: S-1335H21-A4T2U3) RoHS: Compliant
|
Americas - 0 |
|
S-13R1H21-A4T2U3 D# S-13R1H21-A4T2U3 ABLIC Inc |
- Tape and Reel (Alt: S-13R1H21-A4T2U3) RoHS: Compliant
|
Americas - 0 |
| Part Number | Description | Stock |
|
H21A4 Fairchild Semiconductor Corporation |
N/A 3 mm SLOT WIDTH, 1 CHANNEL SLOTTED OPTICAL SWITCH TRANSISTOR OUTPUT |
40 |
| Part Number | Description | Stock |
|
H21A4 D# 2156-H21A4-FS-ND Rochester Electronics LLC |
TRANSISTOR OUTPUT SLOTTED SWITCH |
Limited Supply - Call |
|
S-1335H21-A4T2U3 D# S-1335H21-A4T2U3-ND ABLIC Inc |
IC REG LINEAR 2.1V 150MA HSNT4-B |
Temporarily Out of Stock |
|
S-13R1H21-A4T2U3 D# S-13R1H21-A4T2U3-ND ABLIC Inc |
IC REG LINEAR 2.1V 150MA HSNT4-B |
Limited Supply - Call |
| Part Number | Description | Stock |
|
17JE-09H2-1A4-CF Fujikura America Inc |
RoHS: Not Compliant
|
0 |
|
S-1335H21-A4T2U3 ABLIC Inc |
RoHS: Compliant
|
0 |
|
S-13R1H21-A4T2U3 ABLIC Inc |
RoHS: Compliant
|
0 |
|
17JE-25H2-1A4-CF Fujikura America Inc |
RoHS: Not Compliant
|
0 |
| Part Number | Description | Stock |
|
H21A4 Fairchild Semiconductor Corporation |
OEM/CM Immediate delivery |
86520 |
| Part Number | Description | Stock |
|
H21A4 Isocom Components |
Transistor Output Slotted Switch, 1-Channel,3mmSlotWidth RoHS: Compliant
|
0 in Stock 0 on Order |
| Part Number | Description | Stock |
|
H21A4 D# ISOC00000000083 Isocom Components |
Transistor Output Slotted Switch, 1-Channel,3mmSlotWidth |
0 |
| Part Number | Description | Stock |
|
H21A4 D# NS-H21A4 Fairchild Semiconductor Corporation |
OEM/CM ONLY |
5281 |
| Part Number | Description | Stock |
|
17JE-25H2-1A4-CF Fujikura America Inc |
RoHS: Not Compliant
|
0 |
|
S-13R1H21-A4T2U3 ABLIC Inc |
RoHS: Compliant
|
0 |
|
S-1335H21-A4T2U3 ABLIC Inc |
RoHS: Compliant
|
0 |
|
17JE-09H2-1A4-CF Fujikura America Inc |
RoHS: Not Compliant
|
0 |
| Part Number | Description | Stock |
|
CH21A4D40.282M Standard Crystal Corp |
OEM/CM ONLY |
54 |
| Part Number | Description | Stock |
|
H21A4 Fairchild Semiconductor Corporation |
IN stock Immediate delivery |
86505 |
| Part Number | Description | Stock |
|
H21A4 Fairchild Semiconductor Corporation |
shipping today |
86525 |
| Part Number | Description | Stock |
|
H21A4 General Electric Company |
RFQ |
14543 |
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Quick Inquiry
| In Stock | 424 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
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| 1 | $ 0.0000 | $ 0.0000 |
| 100 | $ 0.0000 | $ 0.0000 |
| 500 | $ 0.0000 | $ 0.0000 |
| 1000 | $ 0.0000 | $ 0.0000 |
| 2500 | $ 0.0000 | $ 0.0000 |
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