KB814 Kingbright Transistor (Dual-In-Line Packages) In Stock
KB814 is a Kingbright 4-position transistor for reliable PCB assembly and replacement sourcing. It uses a Dual-In-Line Packages format with documented specifications for engineering review. Request quote-based stock, lifecycle support, and worldwide shipping options through.
- Manufacturer
- Kingbright
- Package
- Dual-In-Line Packages
- Pin Count
- 4
- Lifecycle
- ACTIVE
- Datasheet
- KB814 Datasheet PDF
- Category
- Transistor
- Temp Range
- -30.0°C to 100.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of KB814?
- Kingbright KB814 transistor with 4-pin configuration for BOM matching
- Dual-In-Line Packages form factor supports PCB layout review, replacement checks, and production sourcing
- Datasheet-linked procurement record helps buyers verify specifications before RFQ submission
- FindMyChip inquiry workflow supports stock checks, alternates, and worldwide shipping coordination
What is KB814 used for?
KB814 is used in OEM maintenance, PCB repair, and production builds that require a verified transistor in a Dual-In-Line Packages format. The 4-pin configuration supports engineering substitutions, spare-parts planning, and controlled sourcing for industrial, communications, and embedded equipment programs.
What are the specifications of KB814?
| Pbfree Code | Yes |
| YTEOL | 6 |
| Additional Feature | UL RECOGNIZED, VDE APPROVED |
| Coll-Emtr Bkdn Voltage-Min | 35V |
| Configuration | SINGLE |
| Current Transfer Ratio-Min | 20% |
| Current Transfer Ratio-Nom | 20% |
| Dark Current-Max | 100nA |
| Forward Current-Max | 0.05A |
| Forward Voltage-Max | 1.4V |
| Isolation Voltage-Max | 5000V |
| Mounting Feature | THROUGH HOLE MOUNT |
| Number of Elements | 1 |
| On-State Current-Max | 0.05A |
| Optoelectronic Device Type | AC INPUT-TRANSISTOR OUTPUT OPTOCOUPLER |
| Power Dissipation-Max | 0.15W |
| Response Time-Max | 0.000018s |
| Surface Mount | NO |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8541.40.80.00 |
| Country of Origin | Mainland China |
What are equivalent replacements for KB814?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
Which PCB builds need KB814 from Kingbright with 4 pins?
KB814 is suitable when the design needs a Kingbright transistor with 4 pins. Buyers commonly use it for replacement builds, controlled production runs, and engineering validation where the original footprint must be preserved.
How should sourcing teams verify the 4 pins package detail before ordering KB814?
Confirm the Dual-In-Line Packages details against the linked datasheet and the board footprint before purchase. The 4 pins detail is the first check, followed by manufacturer markings, lifecycle status, and acceptable alternates.
When does KB814 require an RFQ instead of a standard cart purchase?
Use an RFQ when stock, date code, or substitution requirements must be confirmed before shipment. For KB814, the 4 pins configuration should be matched exactly when planning worldwide shipping or repair inventory.
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Why Buy from FindMyChip
About Kingbright
Kingbright is a leading electronic component manufacturer. FindMyChip sources Kingbright ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.”
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