Overview
The TLP350, produced by Toshiba Semiconductor and Storage, is a photocoupler designed in a DIP8 package. It integrates a GaAlAs infrared light-emitting diode (LED) and is primarily used as a gate driver for power devices such as IGBTs and MOSFETs. This component is known for its high isolation voltage and robust transient immunity, making it suitable for various high-power applications.
Key Specifications
| Characteristic | Symbol | Condition | Value | Unit |
|---|---|---|---|---|
| Operating Temperature | T opr | - | -40 to 100 | ℃ |
| Isolation Voltage | BV S | t=60sec | 3750 | Vrms |
| Common Mode Transient Immunity | CM H / CM L | - | ±15 | kV/μs |
| Supply Current (Max) | I CC | - | 2 | mA |
| Threshold Input Current (Max) | I FLH | - | 5 | mA |
| Output Current (Peak) (Max) | I OP | - | ±2.5 | A |
| Propagation Delay Time (H/L) (Max) | tpHL | - | 500 | ns |
| Propagation Delay Time (L/H) (Max) | tpLH | - | 500 | ns |
| Supply Voltage (Max) | V CC | - | 30 | V |
| Supply Voltage (Min) | V CC | - | 15 | V |
Key Features
- Buffer logic type (totem pole output)
- Output peak current: ±2.5 A (max)
- Operating temperature range: -40 to 100 ℃
- Supply current: 2.0 mA (max)
- Supply voltage: 15 to 30 V
- Threshold input current: 5 mA (max)
- Propagation delay time: 500 ns (max)
- Common-mode transient immunity: ±15 kV/μs (min)
- Isolation voltage: 3750 Vrms (min)
- Safety standards: UL-approved (UL1577), cUL-approved (CSA Component Acceptance Service No. 5A), VDE-approved (EN60747-5-5), CQC-approved (GB4943.1)
Applications
The TLP350 is widely used in various high-power applications, including:
- Inverters
- PV inverters
- Induction cooktops
- UPS (Uninterruptible Power Supplies)
- Power conditioners for photovoltaic power generation
Q & A
- What is the primary function of the TLP350?
The TLP350 is primarily used as a gate driver for power devices such as IGBTs and MOSFETs. - What is the maximum output current of the TLP350?
The maximum output current is ±2.5 A. - What is the operating temperature range of the TLP350?
The operating temperature range is -40 to 100 ℃. - What is the isolation voltage of the TLP350?
The isolation voltage is 3750 Vrms (min). - What safety standards does the TLP350 comply with?
The TLP350 complies with UL1577, cUL (CSA Component Acceptance Service No. 5A), VDE (EN60747-5-5), and CQC (GB4943.1) safety standards. - What are the common applications of the TLP350?
The TLP350 is used in inverters, PV inverters, induction cooktops, UPS, and power conditioners for photovoltaic power generation. - What is the propagation delay time of the TLP350?
The propagation delay time is 500 ns (max) for both high-to-low and low-to-high transitions. - What is the supply voltage range for the TLP350?
The supply voltage range is 15 to 30 V. - Does the TLP350 have any protective functions?
No, the TLP350 does not have built-in protective functions like UVLO or overcurrent detection; it is a simple gate pre-driver. - Is the TLP350 RoHS compatible?
Yes, the TLP350 is RoHS compatible.
