Overview
The ACS108-6SA-TR is a high-performance AC switch produced by STMicroelectronics, utilizing Advanced Short-circuit Detection (A.S.D.®) technology. This device is designed to control loads up to 0.8 A and is characterized by its overvoltage protection and high noise immunity. The ACS108-6SA-TR is particularly suited for applications requiring reliable and efficient switching in the presence of high inductive loads and surge voltages.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| IT(RMS) | 0.8 | A |
| VDRM, VRRM | 600 | V |
| IGT | 10 | mA |
| ITSM (Non-repetitive surge peak on-state current) | 13.7 (F = 60 Hz, t = 16.7 ms), 13 (F = 50 Hz, t = 20 ms) | A |
| I²t Value for fusing | 1.1 | A²s |
| dI/dt Critical rate of rise of on-state current | 100 | A/µs |
| VPP Non-repetitive mains peak mains voltage | 2 kV | V |
| IGM Peak gate current | 1 | A |
| VGM Peak positive gate voltage | 10 | V |
| PG(AV) Average gate power dissipation | 0.1 | W |
| Tstg Storage junction temperature range | -40 to +150 | °C |
| Tj Operating junction temperature range | -30 to +125 | °C |
| Rth(j-l) Junction to lead thermal resistance (AC) | 60 | °C/W |
| Rth(j-a) Junction to ambient thermal resistance | 150 | °C/W |
Key Features
- Enables equipment to meet IEC 61000-4-5 surge with overvoltage crowbar technology.
- High noise immunity against static dV/dt and IEC 61000-4-4 burst.
- No external protection snubber or varistor required.
- Reduces component count by up to 80% and interfaces directly with the micro-controller.
- Common package tab connection supports connection of several alternating current switches on the same cooling pad.
- VCL gives headroom before clamping then crowbar action.
Applications
- Alternating current on/off static switching in appliances and industrial control systems.
- Driving low power high inductive or resistive loads such as relays, valves, solenoids, dispensers, pumps, fans, low power motors, door locks, and lamps.
Q & A
- What is the maximum on-state rms current of the ACS108-6SA-TR?
The maximum on-state rms current is 0.8 A.
- What is the maximum voltage rating for the ACS108-6SA-TR?
The maximum voltage rating is 600 V.
- How is the ACS108-6SA-TR triggered?
The switch is triggered by a negative gate current flowing out of the gate pin.
- Does the ACS108-6SA-TR require external protection components?
No, it does not require external protection snubbers or varistors.
- What standards does the ACS108-6SA-TR meet for surge protection?
It meets the IEC 61000-4-5 standard for surge protection.
- What types of loads can the ACS108-6SA-TR drive?
It can drive low power high inductive or resistive loads such as relays, valves, solenoids, and more.
- What is the thermal resistance from junction to ambient for the ACS108-6SA-TR?
The thermal resistance from junction to ambient is 150 °C/W.
- What is the storage junction temperature range for the ACS108-6SA-TR?
The storage junction temperature range is -40 to +150 °C.
- How does the ACS108-6SA-TR handle overvoltage during turn-off of high inductive loads?
The ACS108-6SA-TR clamps the overvoltage using its overvoltage crowbar structure, absorbing the inductive turn-off energy.
- What is the package type and packing mode for the ACS108-6SA-TR?
The package type is TO-92, and it is available in tape and reel packing mode (TR).
