FODM121C is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


onsemi
In Stock: 4,775
Unit Price: $0.67000
Datasheet

Parametric Equivalent


onsemi
In Stock: 0
Unit Price: $0.60000
Datasheet

Parametric Equivalent


onsemi
In Stock: 0
Unit Price: $0.52000
Datasheet

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Lite-On Inc.
In Stock: 0
Unit Price: $0.32000
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Toshiba Semiconductor and Storage
In Stock: 0
Unit Price: $0.51000
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Toshiba Semiconductor and Storage
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Toshiba Semiconductor and Storage
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Unit Price: $0.51000
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Toshiba Semiconductor and Storage
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Unit Price: $0.51000
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Toshiba Semiconductor and Storage
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Unit Price: $0.51000
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Toshiba Semiconductor and Storage
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Unit Price: $0.51000
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Toshiba Semiconductor and Storage
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Broadcom Limited
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Unit Price: $0.63000
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Optoisolator Transistor Output 3750Vrms 1 Channel 4-SMD
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

FODM121C

DigiKey Part Number
FODM121C-ND
Manufacturer
Manufacturer Part Number
FODM121C
Description
OPTOISO 3.75KV 1CH TRANS 4-SMD
Manufacturer Standard Lead Time
8 Weeks
Customer Reference
Detailed Description
Optoisolator Transistor Output 3750Vrms 1 Channel 4-SMD
Datasheet
 Datasheet
EDA/CAD Models
FODM121C Models
Product Attributes
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Category
Voltage - Output (Max)
80V
Manufacturer
onsemi
Current - Output / Channel
80mA
Packaging
Tube
Voltage - Forward (Vf) (Typ)
1.3V (Max)
Part Status
Active
Current - DC Forward (If) (Max)
50 mA
Number of Channels
1
Vce Saturation (Max)
400mV
Voltage - Isolation
3750Vrms
Operating Temperature
-40°C ~ 110°C
Current Transfer Ratio (Min)
100% @ 5mA
Mounting Type
Surface Mount
Current Transfer Ratio (Max)
200% @ 5mA
Package / Case
4-SMD, Gull Wing
Rise / Fall Time (Typ)
3µs, 3µs
Supplier Device Package
4-SMD
Input Type
DC
Base Product Number
Output Type
Transistor
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (56)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
FODM121CR2Vonsemi4,775FODM121CR2VTR-ND$0.67000Parametric Equivalent
FODM121CR2onsemi0FODM121CR2TR-ND$0.60000Parametric Equivalent
FODM121CR4Vonsemi0488-FODM121CR4VTR-ND$0.52000Parametric Equivalent
LTV-356TLite-On Inc.0160-1337-2-ND$0.32000Similar
TLP183(BL-TPL,EToshiba Semiconductor and Storage0TLP183(BL-TPLETR-ND$0.51000Similar
In-Stock: 0
100 estimated in stock on 22-Jan-2027
Request Stock Notification
All prices are in USD
Tube
QuantityUnit PriceExt Price
1$0.65000$0.65
10$0.44700$4.47
100$0.32370$32.37
500$0.26862$134.31
1,000$0.25053$250.53
2,000$0.23515$470.30
5,000$0.21834$1,091.70
10,000$0.20785$2,078.50
25,000$0.19642$4,910.50
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
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.