T410-700T STMicroelectronics Triac A (Transistor Outline, Vertical) In Stock
The T410-700T is a sensitive-gate 4 A, 700 V triac in a TO-220AB 3-pin package, featuring a low gate trigger current of 10 mA and gate trigger voltage of 1.5 V for direct microcontroller or optocoupler interfacing. It is suited to AC power switching and phase control applications in home appliances and industrial equipment. Available from major distributors with worldwide shipping.
- Manufacturer
- STMicroelectronics
- Package
- Transistor Outline, Vertical
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- T410-700T Datasheet PDF
- Category
- Triac A
- Price
- From $0.4324(MOQ 50)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of T410-700T?
- Sensitive gate trigger requiring only 10 mA and 1.5 V for direct optocoupler or logic-level drive without additional circuitry
- 700 V off-state voltage rating providing ample margin on 230 V AC mains with typical surge headroom
- 4 A RMS on-state current handling enabling control of resistive loads up to 920 W at 230 V
- TO-220AB through-hole package with bolt-down tab for easy heatsinking in compact AC power control boards
What is T410-700T used for?
The T410-700T is used in household appliance motor speed controllers, lamp dimmers, and heating element regulators where low gate drive current enables direct optocoupler triggering from microcontroller outputs. Its 700 V blocking voltage suits universal-line 230 V AC applications with adequate safety margin for mains transients. It is also suitable for industrial soft-start circuits and fan speed controllers in HVAC systems requiring phase-angle power control.
What are the specifications of T410-700T?
| Factory Lead Time | 15Weeks |
| YTEOL | 6 |
| Additional Feature | SENSITIVE GATE |
| Case Connection | MAIN TERMINAL 2 |
| Configuration | SINGLE |
| Critical Rate of Rise of Commutation Voltage-Min | 1.8V/us |
| Critical Rate of Rise of Off-State Voltage-Min | 30V/us |
| DC Gate Trigger Current-Max | 10mA |
| DC Gate Trigger Voltage-Max | 1.5V |
| Holding Current-Max | 15mA |
| JEDEC-95 Code | TO-220AB |
| JESD-30 Code | R-PSFM-T3 |
| JESD-609 Code | e3 |
| Number of Elements | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | FLANGE MOUNT |
| Qualification Status | Not Qualified |
| RMS On-state Current-Max | 4A |
| Repetitive Peak Off-state Leakage Current-Max | 10 µA |
| Repetitive Peak Off-state Voltage | 700V |
| Surface Mount | NO |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Terminal Form | THROUGH-HOLE |
| Terminal Position | SINGLE |
| Trigger Device Type | 4 QUADRANT LOGIC LEVEL TRIAC |
| Package | Transistor Outline, Vertical |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8541.30.00.80 |
Where can I find the T410-700T datasheet?
T410-700T Datasheet DownloadOfficial datasheet from STMicroelectronics
What are equivalent replacements for T410-700T?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What gate drive circuit is needed to trigger T410-700T from a 3.3 V microcontroller output?
A standard 4N25 or MOC3021 optocoupler driven from the 3.3 V GPIO with a 330-ohm series resistor delivers approximately 7 mA to the optocoupler LED. The optocoupler output then sources the 10 mA gate trigger current required by T410-700T at the 1.5 V gate trigger voltage threshold, completing a fully isolated drive path without a separate gate driver IC.
How much resistive AC load power can T410-700T control on a 230 V mains circuit?
With a 4 A RMS on-state current rating and 230 V mains, T410-700T can continuously switch up to 920 W of resistive load such as incandescent lamps or heating elements. A heatsink is required above approximately 2 A continuous to keep junction temperature below 125°C given the typical 1.4 V on-state voltage drop.
What is the critical dV/dt rating of T410-700T, and how does it affect snubber circuit design?
T410-700T specifies a minimum critical rate-of-rise of off-state voltage (dV/dt) of 30 V/µs and commutation dV/dt of 1.8 V/µs. For inductive loads such as motors, a RC snubber across the device (typically 100 ohm in series with 10 nF to 100 nF) limits voltage rise rates to below 1.8 V/µs, preventing false triggering from inductive kickback.
Can T410-700T be used as a replacement for a BTA04-600 in an existing appliance controller board?
T410-700T is electrically compatible with BTA04-600 for most sensitive-gate triac applications: both share TO-220AB pinout, similar 4 A current rating, and low gate trigger thresholds. T410-700T offers a higher 700 V blocking voltage versus 600 V for the BTA04-600, providing additional safety margin for 230 V mains with no circuit changes required.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 50+ | $0.7580 | $37.90 |
| 100+ | $0.6820 | $68.20 |
| 500+ | $0.6440 | $322.00 |
| 1000+ | $0.5320 | $532.00 |
| 2000+ | $0.4770 | $954.00 |
| 5000+ | $0.4324 | $2162.10 |
In Stock · 24h Response · Worldwide Shipping
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