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Chinese
STMicroelectronics MCP1819 16-pin SMD proprietary control IC for replacement and repair of compatible power-electronics equipment. The pictured device is clearly marked MCP1819 with the STMicroelectronics logo. Recommended as an exact-number replacement where the original circuit uses MCP1819.
Final pricing may vary by configuration, quantity, delivery and project requirements.
The pictured component is clearly marked STMicroelectronics MCP1819. It is a 16-pin surface-mount integrated circuit associated with power-electronics/control applications.
The device shown carries the markings MCP1819, GKJTO and CHN423RGY, together with the STMicroelectronics logo. The latter markings appear to be manufacturing or traceability codes rather than the primary device number.
| Manufacturer | STMicroelectronics |
| Marking / Part Number | MCP1819 |
| Component Type | Proprietary Control / Power Electronics IC |
| Pin Count | 16 Pins |
| Mounting Type | Surface Mount (SMD) |
| Package Style | 16-Lead Gull-Wing SMD Package |
| Top Marking | MCP1819 |
| Additional Markings | GKJTO / CHN423RGY |
| Brand Marking | STMicroelectronics |
A publicly accessible official STMicroelectronics datasheet for the exact MCP1819 marking could not be located. Therefore, specific parameters such as supply voltage, pin functions, switching frequency, output current and internal architecture should not be stated without the original equipment documentation or an authoritative datasheet.
References to MCP1819 also appear in electronics repair discussions involving power-supply and inverter circuitry, which is consistent with its use as a specialized control component. However, these references are not sufficient to establish its complete electrical specification or pinout.
This component is most appropriately supplied as an exact-number replacement IC for equipment already fitted with an STMicroelectronics MCP1819. Matching the original marking and PCB application is particularly important because a verified public pinout and complete electrical specification are not readily available.