ST1803DHI STMicroelectronics Transistor BJT NPN (Transistor Outline, Vertical) In Stock
ST1803DHI is an STMicroelectronics NPN bipolar power transistor with a built-in diode and resistor, rated for a 600V maximum collector-emitter voltage and 10A maximum collector current. It is housed in a 3-pin ISOWATT218 isolated package, suitable for high-voltage switching and driver applications.
- Manufacturer
- STMicroelectronics
- Package
- Transistor Outline, Vertical
- Pin Count
- 3
- Lifecycle
- OBSOLETE
- Datasheet
- ST1803DHI Datasheet PDF
- Category
- Transistor BJT NPN
- Price
- From $2.7440(MOQ 1)
- Temp Range
- ?°C to 150.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of ST1803DHI?
- 600V maximum collector-emitter voltage
- 10A maximum collector current
- Minimum DC current gain (hFE) of 5
- Built-in diode and resistor for driver circuits
- 3-pin ISOWATT218 isolated package
- Single NPN element in a rectangular plastic/epoxy body
What is ST1803DHI used for?
The ST1803DHI is used as a high-voltage NPN switching transistor in applications such as ignition drivers, deflection circuits, and motor control stages that require blocking voltages up to 600V. Its built-in diode and resistor simplify base-drive circuitry, while the isolated ISOWATT218 package allows direct heatsink mounting without additional electrical insulation in space-constrained power designs.
What are the specifications of ST1803DHI?
| YTEOL | 0 |
| Case Connection | ISOLATED |
| Collector Current-Max (IC) | 10A |
| Collector-Emitter Voltage-Max | 600V |
| Configuration | SINGLE WITH BUILT-IN DIODE AND RESISTOR |
| DC Current Gain-Min (hFE) | 5 |
| JESD-30 Code | R-PSFM-T3 |
| Number of Elements | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | FLANGE MOUNT |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Polarity/Channel Type | NPN |
| Power Dissipation-Max (Abs) | 50W |
| Qualification Status | Not Qualified |
| Surface Mount | NO |
| Terminal Form | THROUGH-HOLE |
| Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Transistor Application | SWITCHING |
| Transistor Element Material | SILICON |
| Package | Transistor Outline, Vertical |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
Where can I find the ST1803DHI datasheet?
ST1803DHI Datasheet DownloadOfficial datasheet from STMicroelectronics
What are equivalent replacements for ST1803DHI?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How much voltage and current can the ST1803DHI switch in power applications?
The ST1803DHI is rated for a maximum collector-emitter voltage of 600V and a maximum collector current of 10A, with a minimum DC current gain (hFE) of 5, making it suitable for high-voltage switching stages.
How does the ISOWATT218 package simplify mounting for the ST1803DHI?
The ST1803DHI ships in a 3-pin ISOWATT218 package with an electrically isolated case connection, letting designers bolt the transistor directly to a heatsink without extra insulating hardware while handling up to 600V and 10A.
Why should buyers double-check lifecycle status before specifying the ST1803DHI in new designs?
STMicroelectronics lists a YTEOL value of 0 years for the ST1803DHI, signaling that procurement teams should verify current production status and stock availability of this 600V, 10A NPN transistor before committing to new designs.
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Why Buy from FindMyChip
About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $5.8800 | $5.88 |
| 7+ | $2.9400 | $20.58 |
| 69+ | $2.7440 | $189.34 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”
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