Features
The TCMT1109 features include:
Low profile package (half pitch).
AC isolation test voltage up to 3750 VRMS.
Typical coupling capacitance of about 0.3 pF.
Current transfer ratio (CTR) grouped for selection purposes.
Low temperature coefficient for the CTR.
Wide ambient temperature range.
These features make the TCMT1109 suitable for various applications, such as programmable logic controllers, modems, and general-purpose circuits.
Package
The package type of TCMT1109 is SOP-4, which stands for a four-pin Shaped Outline Package.
Manufacturer
The manufacturer of the TCMT1109 is Vishay, a global semiconductor company. Founded in 1968, Vishay specializes in a wide range of electronic components, including optoelectronics, sensors, and power management solutions. With a focus on innovation and quality, Vishay serves numerous industries worldwide.
Equivalent
The equivalent products for TCMT1109 by Vishay are likely other optoisolators with similar specifications, such as voltage isolation and transistor output. To find exact equivalents, consult the Vishay product catalog or search for 'Vishay optoisolator' alternative models.
Specifications
| Number of Channels |
1 |
Voltage - Isolation |
3750Vrms |
| Current Transfer Ratio (Min) |
200% @ 5mA |
Current Transfer Ratio (Max) |
400% @ 5mA |
| Turn On / Turn Off Time (Typ) |
9.5µs, 8.5µs |
Rise / Fall Time (Typ) |
5.5µs, 7µs |
| Input Type |
DC |
Output Type |
Transistor |
| Voltage - Output (Max) |
70V |
Current - Output / Channel |
50mA |
| Voltage - Forward (Vf) (Typ) |
1.35V |
Current - DC Forward (If) (Max) |
60 mA |
| Vce Saturation (Max) |
300mV |
Operating Temperature |
-40°C ~ 100°C |
| Mounting Type |
Surface Mount |
Base Product Number |
TCMT1109 |
| Package/Case |
4-SOIC(0.173",4.40mmWidth) |
TCMT1109 FAQs
1.Q: How does TCMT1109 compare to similar optocouplers?
A: Related parts include TCMT1000 (lower CTR) and TCMT2109 (dual-channel), with TCMT1109 offering best balance of speed and current transfer ratio.
2.Q: What package does the TCMT1109 optocoupler use?
A: It comes in a 4-pin SSOP surface-mount package (4.4×2.85×2mm) with gull-wing leads, supplied in tape-and-reel packaging.
3.Q: What are the recommended operating conditions for TCMT1109?
A: Operate between -40°C to +100°C, with 5mA test current for CTR (200-400% range), and 1.6V max forward voltage.
4.Q: What certifications does the TCMT1109 comply with?
A: The TCMT1109 meets BSI, CSA, cUL, FIMKO, IEC, and UL standards with 3750Vrms isolation capability.
5.Q: What are the absolute maximum ratings for TCMT1109?
A: Max ratings: 60mA forward current, 6V reverse voltage, 70V collector-emitter voltage, 50mA collector current, and 250mW power dissipation.
6.Q: What are the typical applications for TCMT1109?
A: The TCMT1109 is commonly used in power supply feedback circuits, industrial automation interfaces, and isolated signal transmission in medical/telecom equipment.
7.Q: What is the pinout configuration of the TCMT1109 optocoupler?
A: The TCMT1109 in 4-pin SOP package has: Pin1-Anode, Pin2-Cathode, Pin3-Emitter, Pin4-Collector (Gull-wing leads).
8.Q: What are the key features of Vishay's TCMT1109 optocoupler?
A: The TCMT1109 features 3750Vrms isolation, 200-400% CTR, 70V collector-emitter voltage, 5.5μs rise time, and complies with multiple safety standards including UL/CSA/IEC.
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