KA278RA05CTU ON Semiconductor Power Supply (Transistor Outline, Vertical) In Stock
KA278RA05CTU is a ON Semiconductor power supply for industrial electronics, embedded systems, maintenance builds, and production sourcing programs. It combines 4-pin configuration, Transistor Outline, Vertical assembly style, and datasheet-backed identification. From RFQ-based sourcing, in-stock options can support worldwide shipping.
- Manufacturer
- ON Semiconductor
- Package
- Transistor Outline, Vertical
- Pin Count
- 4
- Lifecycle
- OBSOLETE
- Datasheet
- KA278RA05CTU Datasheet PDF
- Category
- Power Supply
- Temp Range
- -20.0°C to 80.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of KA278RA05CTU?
- 4 pins design reference for power supply qualification
- 1-Ma parameter captured from the part context
- Transistor Outline, Vertical package or assembly detail for PCB and BOM matching
- Manufacturer Package Code 340BE for engineering comparison
- Manufacturer-specific MPN identity for RFQ, replacement, and lifecycle review
What is KA278RA05CTU used for?
KA278RA05CTU is used in industrial electronics, embedded systems, maintenance builds, and production sourcing programs where exact 4-pin fit, manufacturer series, and datasheet parameters must match the approved BOM. It also supports repair sourcing and alternate-lot qualification when buyers need traceable parts for ongoing production.
What are the specifications of KA278RA05CTU?
| Pbfree Code | Yes |
| Manufacturer Package Code | 340BE |
| YTEOL | 0 |
| Adjustability | ADJUSTABLE |
| Dropout Voltage1-Max | 0.5V |
| Dropout Voltage1-Nom | 0.5V |
| Input Voltage Absolute-Max | 35V |
| JESD-30 Code | R-PSFM-T4 |
| JESD-609 Code | e3 |
| Line Regulation-Max | 0.125% |
| Load Regulation-Max | 2% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 150°C |
| Output Current1-Max | 2A |
| Output Voltage1-Max | 32V |
| Output Voltage1-Min | 1.25V |
| Output Voltage1-Nom | 5V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SIP4,.06TB |
| Package Shape | RECTANGULAR |
| Package Style | FLANGE MOUNT |
| Packing Method | RAIL |
| Qualification Status | Not Qualified |
| Regulator Type | ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | NO |
| Technology | BIPOLAR |
| Terminal Finish | TIN |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | SINGLE |
| Voltage Tolerance-Max | 2.4% |
| Package | Transistor Outline, Vertical |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Where can I find the KA278RA05CTU datasheet?
KA278RA05CTU Datasheet DownloadOfficial datasheet from ON Semiconductor
What are equivalent replacements for KA278RA05CTU?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
Which power supply designs can use KA278RA05CTU with 4 pins?
KA278RA05CTU fits industrial electronics, embedded systems, maintenance builds, and production sourcing programs when the design needs 4 pins and a manufacturer-specific ordering code that can be matched against the official datasheet and approved BOM.
How should layout teams compare the Transistor Outline, Vertical details before approving KA278RA05CTU?
Layout teams should verify the Transistor Outline, Vertical style, confirm 1-Ma, and compare the drawing or land pattern with board height, mating, clearance, and assembly constraints before release.
What should procurement verify when quoting KA278RA05CTU for production or repair demand?
Procurement should quote the exact MPN, confirm traceable lots, and include 4 pins in the RFQ notes so suppliers do not substitute nearby series variants or package options.
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Why Buy from FindMyChip
About ON Semiconductor
ON Semiconductor (onsemi) provides intelligent power and sensing technologies for automotive, industrial, IoT, and cloud infrastructure applications.
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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