TLP250 optocoupler / isolator
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Description:
The TLP250 is an optocoupler IC designed for high-speed switching applications, integrating a GaAs infrared LED and a photo detector housed within a compact 8-pin DIP package. It provides electrical isolation between input and output circuits, making it suitable for applications requiring noise immunity and voltage isolation.
Key Features:
- Optically coupled isolator
- GaAs infrared LED and photo detector
- High isolation voltage: 5,000 Vrms (minimum)
- Low input current requirement
- High-speed switching capability
- Built-in control circuits for driving power transistors or IGBTs
- TTL and CMOS compatible input logic
- Low power consumption
- Package Type: 8-pin DIP
- Isolation Voltage: 5,000 Vrms (minimum)
- Supply Voltage (VCC): 10V to 30V
- Output Voltage (VCEO): 500V (minimum)
- Peak Output Current (IOH): ±2.5A (peak)
- Supply Current (ICC): 5mA (typical)
- Switching Time: 0.3µs (typical)
- Operating Temperature Range (TOPR): -40°C to +100°C
- Storage Temperature Range (TSTG): -55°C to +125°C
- Soldering Temperature (TSOL): 260°C for 10 seconds
- Gate Drive for Power Transistors/IGBTs: Provides isolation and drives power semiconductor switches.
- Motor Control: Controls and drives motors in industrial applications.
- Switching Power Supplies: Enables feedback and regulation in power conversion circuits.
- Inverter Control: Facilitates control of inverters for motor drives and renewable energy systems.
- Solid State Relays: Drives output stages in solid state relay designs.
- DC-DC Converters: Controls switches in DC-DC power conversion systems.
Technical Specifications:
- Logic Family: CMOS
- Number of Channels: 3
- Switch Configuration: Single-Pole Double-Throw (SPDT)
- Supply Voltage Range: 3V to 15V
- “ON” Resistance (R_ON): 125Ω typical at V_DD = 10V
- “OFF” Leakage Current (I_OFF): ±100pA typical at V_DD = 10V
- Control Input Voltage (V_IH): 0.7 V_DD min, 0.3 V_DD max
- Maximum Operating Frequency: 40 MHz at V_DD = 10V
Applications:
- Signal routing and switching
- Analog and digital multiplexing
- Audio and video signal processing
- Data acquisition systems
- Test equipment