Overview
The TLP350, produced by Toshiba Semiconductor and Storage, is a high-performance photocoupler designed for various industrial and automotive applications. It features a GaAlAs infrared light-emitting diode (LED) and an integrated photodetector in an 8-lead DIP package. This component is particularly suited for driving IGBTs (Insulated Gate Bipolar Transistors) and power MOSFETs due to its robust electrical characteristics and high isolation voltage.
Key Specifications
| Characteristics | Symbol | Condition | Value | Unit |
|---|---|---|---|---|
| Operating Temperature | Topr | - | -40 to 100 | ℃ |
| Isolation Voltage | BVS | t=60sec | 3750 | Vrms |
| Common Mode Transient Immunity | CMH / CML | - | ±15 | kV/μs |
| Supply Current (Max) | ICC | - | 2 | mA |
| Threshold Input Current (L/H) | IFLH | - | 5 | mA |
| Output Current (Peak) (Max) | IOP | - | ±2.5 | A |
| Propagation Delay Time (H/L) (Max) | tpHL | - | 500 | ns |
| Propagation Delay Time (L/H) (Max) | tpLH | - | 500 | ns |
| Supply Voltage (Max) | VCC | - | 30 | V |
| Supply Voltage (Min) | VCC | - | 15 | V |
Key Features
- Buffer Logic Type: Totem pole output
- High Output Current: Peak output current up to ±2.5 A
- Wide Operating Temperature Range: -40 to 100°C
- High Isolation Voltage: 3750 Vrms (minimum)
- Common Mode Transient Immunity: ±15 kV/μs (minimum)
- Low Propagation Delay Time: 500 ns (maximum) for both high-to-low and low-to-high transitions
- Safety Standards Compliance: UL-approved (UL1577), cUL-approved (CSA Component Acceptance Service), VDE-approved (EN60747-5-5), and CQC-approved (GB4943.1, GB8898)
Applications
- IGBT and Power MOSFET Gate Driving: Suitable for driving high-power devices in industrial and automotive systems.
- Industrial Inverters: Used in inverter systems for motors and other industrial applications.
- Air Conditioner Inverters: Employed in air conditioner systems for efficient and reliable operation.
- Induction Heating (IH): Applied in induction heating systems due to its high isolation and transient immunity.
Q & A
- What is the operating temperature range of the TLP350?
The operating temperature range of the TLP350 is -40 to 100°C.
- What is the maximum output current of the TLP350?
The maximum output current of the TLP350 is ±2.5 A.
- What is the isolation voltage of the TLP350?
The isolation voltage of the TLP350 is 3750 Vrms (minimum).
- What is the common mode transient immunity of the TLP350?
The common mode transient immunity of the TLP350 is ±15 kV/μs (minimum).
- What is the propagation delay time of the TLP350?
The propagation delay time of the TLP350 is 500 ns (maximum) for both high-to-low and low-to-high transitions.
- What are the safety standards that the TLP350 complies with?
The TLP350 complies with UL-approved (UL1577), cUL-approved (CSA Component Acceptance Service), VDE-approved (EN60747-5-5), and CQC-approved (GB4943.1, GB8898) safety standards.
- What is the supply voltage range for the TLP350?
The supply voltage range for the TLP350 is 15 to 30 V.
- What is the threshold input current for the TLP350?
The threshold input current for the TLP350 is 5 mA (maximum).
- What are the typical applications of the TLP350?
The TLP350 is typically used in IGBT and power MOSFET gate driving, industrial inverters, air conditioner inverters, and induction heating systems.
- What does the (LF1, Z, F) suffix in TLP350(LF1, Z, F) indicate?
The (LF1, Z, F) suffix indicates the lead form style and packaging options. 'LF1' refers to a specific lead form, 'Z' may indicate additional options or variations, and 'F' could denote the type of packaging or taping option.
