TN1605H-8G STMicroelectronics SCR (Other) In Stock
The TN1605H-8G is a 16 A, 800 V SCR thyristor rated for high-temperature operation, housed in a D2PAK surface-mount package. It delivers reliable phase-control and switching performance for AC power control applications. Designed for demanding industrial and appliance motor drives requiring robust thermal and voltage handling.
- Manufacturer
- STMicroelectronics
- Package
- Other
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- TN1605H-8G Datasheet PDF
- Category
- SCR
- Price
- From $0.4831(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 16 A RMS on-state current with 800 V repetitive peak off-state voltage
- High-temperature rated SCR for demanding industrial environments
- D2PAK surface-mount package enabling compact power PCB layouts
- SCR thyristor architecture for robust AC phase-control switching
- STMicroelectronics quality with RoHS-compliant (lead-free) designation
Applications
The TN1605H-8G is suited for AC phase-control circuits, soft-starter designs, and motor speed controllers in industrial equipment and home appliances where the SCR must block 800 V and conduct 16 A reliably at elevated junction temperatures. It is also used in heating control, lamp dimming, and power regulation circuits that require a robust surface-mount thyristor with high thermal headroom.
Specifications
| Factory Lead Time | 15Weeks |
| Trigger Device Type | SCR |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| Country of Origin | Mainland China |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What are the voltage and current ratings of the TN1605H-8G and what applications does that support?
The TN1605H-8G is rated for 16 A RMS on-state current and 800 V repetitive peak off-state voltage, making it suitable for AC mains phase-control circuits, soft-starters, and motor drives in industrial equipment operating from 230 V or 400 V supply lines.
Why is D2PAK chosen for the TN1605H-8G instead of a through-hole TO-220 package in modern power designs?
The D2PAK package offers the same 16 A thermal capacity as TO-220 but in a surface-mount footprint, allowing automated SMT assembly and reduced PCB height. It also enables direct heatsinking to the PCB copper pour, improving thermal management for high-temperature SCR operation without a separate heatsink clip.
How does the high-temperature rating of TN1605H-8G affect its suitability for enclosed industrial enclosures?
The TN1605H-8G is designed for high junction temperature operation, which extends its useful power dissipation envelope inside sealed or poorly ventilated industrial enclosures where ambient temperatures can exceed 85°C. This reduces the need for forced-air cooling in AC phase-control and heating-regulation designs.
What lead time and procurement considerations apply to TN1605H-8G for production planning?
The TN1605H-8G carries a factory lead time of 15 weeks, which is above average for discrete power semiconductors. Production planners should place orders well in advance and consider safety stock, particularly for high-volume appliance or industrial drive programs where supply disruption would halt manufacturing lines.
Related Guides
CL31A107MQHNNNE 1206 100 uF MLCC Selection Guide
How to choose CL31A107MQHNNNE and related 1206 MLCCs for low-voltage bulk capacitance and regulator stability.
Jul 2, 2026
CL05B103KB5NNNC 0402 10 nF X7R MLCC Selection Guide
How to choose CL05B103KB5NNNC and related 0402 MLCCs for bypassing, filtering, voltage derating, and sourcing.
Jul 2, 2026
ADAQ7768-1 Design Guide for Precision Vibration and Dynamic Signal Measurement
Design ADAQ7768-1 precision data acquisition channels for vibration and dynamic sensing with the right bandwidth, reference, clock, and layout choices.
Jun 30, 2026
AD5204BRZ10 Design Guide for SPI-Controlled Gain and Offset Calibration
Design AD5204BRZ10 digital potentiometer calibration loops with bounded trim span, safe wiper current, clean SPI routing, and reliable startup codes.
Jun 30, 2026
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+ | $0.7700 | $0.77 |
| 1000+ | $0.7500 | $750.00 |
| 2000+ | $0.5800 | $1160.00 |
| 8000+ | $0.4881 | $3904.80 |
| 16000+ | $0.4856 | $7769.44 |
| 32000+ | $0.4831 | $15458.24 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Response time is incredible — usually under 4 hours. They understand that production lines can't wait.”