STMicroelectronics Z0107MN 5AA4
- Part No.:
- Z0107MN 5AA4
- Manufacturer:
- STMicroelectronics
- Category:
- TRIACs
- Package:
- TO-261-4, TO-261AA
- Datasheet:
-
Z0107MN 5AA4.pdf
- Description:
- TRIAC SENS GATE 600V 1A SOT223
- Quantity:
- Payment:

- Shipping:

Inventory:3,988
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Product details
Overview
Z0107MN 5AA4 from STMicroelectronics is a 5 mA sensitivity, 800 V repetitive peak off-state voltage, 1 A RMS on-state current triac in SOT-223 package, designed for AC phase-control switching in microcontroller-driven home appliance loads including electrovalves, pumps, and lamp dimmers.
For engineers reviewing the Z0107MN 5AA4 datasheet, Z0107MN 5AA4 pinout, Z0107MN 5AA4 application, or Z0107MN 5AA4 equivalent, this part supports direct MCU gate drive with low IGT (5 mA max), offers dV/dt immunity up to 50 V/µs at 110 °C, and delivers stable latching/holding behavior across –40 to +125 °C junction temperature range.
Technical Context
This triac operates in all four quadrants with gate-triggered bidirectional conduction, enabling full-wave AC control without external polarity management. Its 5 mA IGT(Q1) rating allows reliable turn-on from standard GPIO outputs without buffer stages.
Thermal design is enabled by Rth(j-t) = 25 °C/W (SOT-223, AC), supporting 1 A RMS operation at tab temperatures ≤90 °C. The device maintains dI/dt capability ≥2 A/µs and static dV/dt immunity ≥50 V/µs under worst-case conditions (Tj = 110 °C, gate open).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| IT(RMS) | 1 A - Supports continuous 120 VAC/60 Hz resistive load up to ~120 W with adequate heatsinking |
| VDRM/VRRM | 800 V - Withstands peak line transients up to ±1130 V in 230 VAC systems |
| IGT(Q1) | 5 mA max - Compatible with 3.3 V/5 V MCU GPIO without external driver transistor |
| dV/dt (min) | 50 V/µs at Tj = 110 °C - Resists false triggering from fast-rising noise on mains lines |
| VTM (max) | 1.60 V at 25 °C - Limits conduction loss to ≤1.6 W at 1 A RMS, easing thermal management |
| Rth(j-t) | 25 °C/W (SOT-223, AC) - Enables 1 A operation with tab temp ≤90 °C using minimal copper area |
| IL / IH | 15 mA / 10 mA max - Ensures robust latching and holding during zero-crossing dimming transitions |
Pinout & Package
SOT-223 package: surface-mount, thermally enhanced plastic case with exposed tab (pin 4) for heatsinking; lead-free, halogen-free, UL94 V0 compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| A1 | Main terminal 1 (anode 1) | Reference terminal for gate trigger; connects to neutral or low-side AC path |
| A2 | Main terminal 2 (anode 2) | High-side AC load connection; carries full load current in both half-cycles |
| G | Gate | Controls conduction onset; requires ≥5 mA pulse for reliable Q1 quadrant turn-on |
| Tab | Thermal pad / A2 internal connection | Electrically tied to A2; must be soldered to PCB copper for thermal and electrical integrity |
Key Features
| Feature | Design Value |
|---|---|
| Quadrant I–IV operation | Enables universal AC phase control without external polarity selection circuitry |
| Low IGT sensitivity (5 mA) | Eliminates need for discrete gate driver when interfacing with 3.3 V/5 V MCUs |
| High dV/dt immunity (50 V/µs) | Prevents spurious turn-on in noisy industrial or motor-drive environments |
| Robust thermal resistance (25 °C/W) | Permits 1 A RMS operation with only 5 cm² copper area under tab |
| ECOPACK® compliance | Meets RoHS, REACH, and halogen-free requirements for global market access |
Applications
| Electrovalve Control | Pump Speed Regulation |
|---|---|
Use Scenario: On/off sequencing of solenoid valves in washing machines and dishwashers using zero-crossing triggered AC switching. IC Role / Device Role / Timing Role: Bidirectional AC switch controlling 230 VAC solenoid coil; triggered at zero-crossing to minimize EMI. Use Value: 5 mA IGT ensures compatibility with STM32 GPIO; 800 V VDRM provides margin against surge-induced failure during valve de-energization. | Use Scenario: Phase-angle controlled speed adjustment of AC induction pumps in HVAC and water circulation systems. IC Role / Device Role / Timing Role: Main power switch modulating RMS voltage delivered to pump motor via leading-edge phase control. Use Value: 1 A IT(RMS) rating supports typical 80–100 W pump loads; 50 V/µs dV/dt prevents misfiring during motor commutation noise. |
| Fan Speed Controller | Small Lamp Dimmer |
Use Scenario: Variable-speed control of shaded-pole or PSC fans in kitchen hoods and air purifiers using microcontroller-based phase-cutting. IC Role / Device Role / Timing Role: AC main switch synchronized to zero-crossing for precise firing angle control per half-cycle. Use Value: SOT-223 thermal performance enables compact PCB layout; 10 mA IL ensures stable conduction through fan inductive kickback. | Use Scenario: Dimming of incandescent or halogen lamps in smart home lighting modules with embedded MCU timing. IC Role / Device Role / Timing Role: Leading-edge AC switch delivering variable RMS power based on user-set firing delay. Use Value: 1.6 V VTM limits self-heating at 1 A; 25 °C/W Rth(j-t) allows passive cooling without heatsink in low-power lamp circuits. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar triac-based AC switching applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| BT134-600E | 600 V VDRM, 4 A IT(RMS), TO-220 package, IGT = 5 mA | Higher current rating and larger package; suited for >1 A loads requiring forced-air cooling | Select when system demands >1 A RMS or higher surge tolerance (ITSM = 35 A vs. 8 A) |
| Z0107NN | Same die, 800 V rating, but in TO-92 package (Rth(j-l) = 60 °C/W) | Lower thermal performance; limited to ≤0.5 A RMS in free-air conditions | Select only for space-constrained through-hole designs where SOT-223 mounting is impractical |
Compared with BT134-600E and Z0107NN, Z0107MN 5AA4 provides optimal balance of low IGT, 800 V rating, and SOT-223 thermal efficiency for compact, MCU-driven 1 A AC loads-offering superior board-level integration over TO-92 and lower system cost than TO-220 alternatives.
Availability
Z0107MN 5AA4 is available at Aetrix Electronics and suitable for home appliance control, fan speed regulation, electrovalve actuation, and small lamp dimming requiring stable component supply across high-volume production cycles.
Supply support for Z0107MN 5AA4 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, designing and manufacturing analog, MCU, power, and sensing solutions for industrial, automotive, and consumer markets.
Z01 series triacs belong to ST's general-purpose power switching product line, engineered specifically for cost-sensitive, microcontroller-driven AC load control in white goods and building automation systems.
FAQ
What is the maximum allowable junction temperature for continuous operation?
The Z0107MN 5AA4 has an operating junction temperature range of –40 to +125 °C. For sustained 1 A RMS operation in SOT-223, tab temperature must remain ≤90 °C (per Table 1), corresponding to a worst-case junction temperature of 125 °C when Rth(j-t) = 25 °C/W is fully utilized.
Can this triac be driven directly from a 3.3 V microcontroller GPIO?
Yes - with IGT(Q1) guaranteed ≤5 mA at 25 °C and ≤10 mA at 125 °C, the Z0107MN 5AA4 can be reliably triggered by standard 3.3 V MCU outputs using a 680 Ω series resistor (delivering ~4.6 mA at 3.3 V), even under elevated temperature conditions.
Is a snubber circuit required for inductive loads like pumps or fans?
A snubber (RC network across A1–A2) is recommended for inductive loads to suppress voltage spikes during turn-off. The device's 50 V/µs dV/dt rating helps, but pump/fan back-EMF can exceed this; a 100 Ω + 100 nF snubber is commonly used to ensure robust operation.
How does the SOT-223 package compare thermally to TO-92 for this part?
SOT-223 offers Rth(j-t) = 25 °C/W versus TO-92's Rth(j-l) = 60 °C/W - a 2.4× improvement. This allows Z0107MN 5AA4 to sustain 1 A RMS continuously, while Z0107MA in TO-92 is limited to ~0.5 A RMS in typical PCB layouts without additional heatsinking.
Z0107MN 5AA4 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Series:
- -
- Package/Case:
- TO-261-4, TO-261AA
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Triac Type:
- Logic - Sensitive Gate
- Voltage - Off State:
- 600 V
- Current - On State (It (RMS)) (Max):
- 1 A
- Voltage - Gate Trigger (Vgt) (Max):
- 1.3 V
- Current - Non Rep. Surge 50, 60Hz (Itsm):
- 8A, 8.5A
- Current - Gate Trigger (Igt) (Max):
- 5 mA
- Current - Hold (Ih) (Max):
- 10 mA
- Configuration:
- Single
- Operating Temperature:
- -40°C ~ 125°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- SOT-223
Z0107MN 5AA4 FAQ
1.How can I place an order for Z0107MN 5AA4 through Aetrix?
Please submit a Request for Quotation (RFQ) for Z0107MN 5AA4 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for Z0107MN 5AA4 reliable?
The price and inventory of Z0107MN 5AA4 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for Z0107MN 5AA4 is usually 5 days.
3.What payment methods are accepted for Z0107MN 5AA4?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for Z0107MN 5AA4 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for Z0107MN 5AA4?
Z0107MN 5AA4 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your Z0107MN 5AA4 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for Z0107MN 5AA4?
For technical support, including Z0107MN 5AA4 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your Z0107MN 5AA4 requirements.
6.How does Aetrix verify that Z0107MN 5AA4 is sourced from the original manufacturer or authorized distributors?
All Z0107MN 5AA4 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that Z0107MN 5AA4 meets industry standards.
7.What is the process for return or replacement of Z0107MN 5AA4?
All Z0107MN 5AA4 units undergo pre-shipment inspection (PSI). If there is an issue with Z0107MN 5AA4, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The Z0107MN 5AA4 part is unused and in its original packaging.
Return procedure for Z0107MN 5AA4:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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