
Enlarge
For Reference Only
Part Number | HMA121BR4 |
OEMstron Part # | HMA121BR4 |
Manufacturer | ON Semiconductor |
Category | Semiconductors › Isolators › Optoisolators - Transistor, Photovoltaic Output |
Description | OPTOISO 3.75KV TRANSISTOR 4SMD |
Lifecycle | Obsolete |
RoHS | No RoHS Information |
EDA/CAD Models | HMA121BR4 PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Feb 24 - Mar 1 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Payment | ![]() |
Shipping | ![]() |
HMA121BR4 Specifications
Part Number | HMA121BR4 | |
Brand | ON Semiconductor | |
Lifecycle | Obsolete | |
RoHS | No RoHS Information | |
Product Line | Semiconductors | |
Category | Isolators | |
Subcategory | Optoisolators - Transistor, Photovoltaic Output | |
Manufacturer | ON Semiconductor | |
Series | - | |
Number of Channels | 1 | |
Voltage - Isolation | 3750Vrms | |
Current Transfer Ratio (Min) | 50% @ 5mA | |
Current Transfer Ratio (Max) | 150% @ 5mA | |
Turn On / Turn Off Time (Typ) | - | |
Rise / Fall Time (Typ) | 3µs, 3µs | |
Input Type | DC | |
Output Type | Transistor | |
Voltage - Output (Max) | 80V | |
Current - Output / Channel | 80mA | |
Voltage - Forward (Vf) (Typ) | 1.3V (Max) | |
Current - DC Forward (If) (Max) | 50mA | |
Vce Saturation (Max) | 400mV | |
Operating Temperature | -40°C ~ 100°C | |
Mounting Type | Surface Mount | |
Package / Case | 4-SMD, Gull Wing | |
Supplier Device Package | 4-SMD |
HMA121BR4 Documents

Industry Leaders in Quality
Cooperation comes from trust,
And trust is based on quality.
Global Supply Chains - Reliable and Authorized Distributor Resources
Part Number | Description | Stock |
HMA121BR4V Fairchild Semiconductor Corporation |
OPTOISO 3.75KV TRANSISTOR 4SMD |
Contact Us |
HMA121BR4 Fairchild Semiconductor Corporation |
OPTOISO 3.75KV TRANSISTOR 4SMD |
Contact Us |
Part Number | Description | Stock |
HMA121BR4V D# HMA121BR4V-ND ON Semiconductor |
OPTOISO 3.75KV TRANSISTOR 4SMD |
Limited Supply - Call |
HMA121BR4 D# HMA121BR4-ND ON Semiconductor |
OPTOISO 3.75KV TRANSISTOR 4SMD |
Limited Supply - Call |
The Products You May Be Interested In
![]() |
MCT2E3S | OPTOISO 5.3KV TRANS W/BASE 6SMD | 119 More on Order |
![]() |
CNC7S101R | OPTOISOLTR 5KV TRANSISTOR 4-DIL | 413 More on Order |
![]() |
EL817(M)(A) | OPTOISOLTR 5KV TRANSISTOR 4-DIP | 137 More on Order |
![]() |
6N135S(TB) | OPTOISO 5KV TRANS W/BASE 8SMD | 163 More on Order |
![]() |
PS2561DL1-1Y-F3-W-A | OPTOISOLATOR 5KV TRANS 4DIP | 251 More on Order |
![]() |
EL3H7(B)(TB)-VG | OPTOISOLATOR 3.75KV TRANS 4-SSOP | 294 More on Order |
![]() |
H11B33S | OPTOISO 5.3KV DARL W/BASE 6SMD | 208 More on Order |
![]() |
4N23A | OPTOISO 1KV TRANS W/BASE TO78-6 | 217 More on Order |
![]() |
IL766B-2X009T | OPTOISO 5.3KV DARLINGTON 6SMD | 466 More on Order |
![]() |
EL816(S)(Y)(TA) | OPTOISOLTR 5KV TRANSISTOR 4-SMD | 298 More on Order |
![]() |
CNY173FR2M | OPTOISO 7.5KV TRANS W/BASE 6SMD | 413 More on Order |
![]() |
H11AA4 | OPTOISO 5.3KV TRANS W/BASE 6DIP | 342 More on Order |
Quick Inquiry
In Stock | 159 - More on Order |
---|---|
Quote Limit | No Limit |
Lead-Time | To be Confirmed |
Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
OR
Add to Shopping Cart
Pricing (USD)
Qty. | Unit Price | Ext. Price |
---|---|---|
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 |
OEMstron will offer the most competitive prices for you, please refer to the quotations.
Contact Us
- CALL US
86-755-83232896
- SKYPE
- Message
Please feel free to contact us for details.