Z0109MN STMicroelectronics Integrated Circuit (SOT223 (3-Pin)) In Stock
STMicroelectronics Z0109MN is a sensitive-gate TRIAC rated at 600 V and 1 A RMS in SOT-223 package. Gate trigger current as low as 10 mA and trigger voltage 1.5 V max enable direct microcontroller drive. Available from stock with worldwide shipping.
- Manufacturer
- STMicroelectronics
- Package
- SOT223 (3-Pin)
- Pin Count
- 4
- Lifecycle
- ACTIVE
- Datasheet
- Z0109MN Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Sensitive gate design with DC gate trigger current of only 10 mA and trigger voltage ≤1.5 V, enabling direct logic-level drive without additional buffer circuits
- 600 V off-state voltage rating and 1 A RMS on-state current in compact SOT-223 package ideal for space-constrained AC switching designs
- Critical rate of rise of commutation voltage (dV/dt) of 2 V/µs minimum ensuring reliable commutation in resistive and mildly inductive AC loads
Applications
The Z0109MN is well-suited for light dimmer circuits, small appliance control, and solid-state relay designs operating from 85 V to 600 V AC mains. Its sensitive-gate characteristic allows microcontrollers and optocouplers with limited output current to trigger the device without extra drive stages. The compact SOT-223 footprint is ideal for smart plugs, HVAC fan speed controllers, and low-power motor soft-start applications.
Specifications
| Pbfree Code | Yes |
| YTEOL | 6 |
| Additional Feature | SENSITIVE GATE |
| Case Connection | MAIN TERMINAL 2 |
| Configuration | SINGLE |
| Critical Rate of Rise of Commutation Voltage-Min | 2V/us |
| DC Gate Trigger Current-Max | 10mA |
| DC Gate Trigger Voltage-Max | 1.5V |
| Holding Current-Max | 10mA |
| JESD-30 Code | R-PDSO-G4 |
| JESD-609 Code | e3 |
| Leakage Current-Max | 0.01mA |
| Number of Elements | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RMS On-state Current-Max | 1A |
| Repetitive Peak Off-state Voltage | 600V |
| Surface Mount | YES |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Terminal Form | GULL WING |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Trigger Device Type | 4 QUADRANT LOGIC LEVEL TRIAC |
| ## Z0109MN Alternates Showing results | Image |
| Package | SOT223 (3-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8541.30.00.80 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for Z0109MN:
suggested
Frequently Asked Questions
What is the maximum off-state voltage and on-state current rating of the Z0109MN?
The Z0109MN is rated for a maximum off-state voltage of 600 V and an on-state RMS current of 1 A, making it suitable for directly switching AC loads on 120 V or 230 V mains with a small SOT-223 footprint.
Can a 3.3 V microcontroller GPIO directly trigger the Z0109MN without extra drive circuitry?
Yes, because the Z0109MN requires a gate trigger voltage of no more than 1.5 V and a gate trigger current of only 10 mA, a standard optocoupler or even a buffered 3.3 V GPIO pin can fire the triac reliably without additional transistor driver stages.
How does the Z0109MN compare to non-sensitive triacs when switching inductive loads such as small motors?
The Z0109MN has a minimum critical dV/dt of 2 V/µs, which is lower than many standard triacs, so snubber networks are recommended for highly inductive loads above 100 mH. For resistive or mildly inductive loads under 1 A at 600 V, no snubber is typically required, keeping the BOM minimal.
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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.
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