TLP557 optocoupler
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Description:
The TLP557 is a high-performance optocoupler designed to provide electrical isolation and signal transmission in various electronic applications. It consists of a GaAs infrared LED optically coupled to a phototransistor. The TLP557 offers high isolation voltage and fast response time, making it ideal for digital interfaces, microprocessor systems, and communication systems.
Key Features:
- High-performance optocoupler
- High isolation voltage: 5000 Vrms
- GaAs infrared LED and phototransistor
- Fast response time
- High current transfer ratio (CTR)
- Low input current requirement
- Available in a 6-pin DIP package
- Package Type: 6-pin DIP
- Isolation Voltage: 5000 Vrms
- Forward Voltage (V_F): 1.2V (typical) at 20mA
- Reverse Voltage (V_R): 5V
- Forward Current (I_F): 50mA (maximum)
- Collector-Emitter Voltage (V_CEO): 35V
- Emitter-Collector Voltage (V_ECO): 7V
- Collector Current (I_C): 50mA (maximum)
- Current Transfer Ratio (CTR): 50% to 600% at I_F = 5mA, V_CE = 5V
- Isolation Resistance: 10^11 Ω (minimum)
- Operating Temperature Range (T_A): -55°C to +100°C
- Signal isolation in data communication
- Microcontroller interfacing
- Power supply regulation
- Motor control circuits
- Industrial automation
- Switching power supplies
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