HCPL-0454-500E

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1. Describe

HCPL-4504 and HCPL-0454-500E contain a GaAsP LED Whereas HCPL-J454 and HCNW4504 contain an AlGaAs lead. LEDs are optically coupled to an integrated high gain photodetector. The HCPL-4504 series features short propagation delays and High CTR. The HCPL-4504 series are also guaranteed Propagation Delay Difference (tPLH-tPHL). these features Makes the HCPL-4504 series an excellent solution for IPM Inverter dead time and other switching issues. This CTR, propagation delay, and CMR are specified as TTL and IPM conditions are for convenience application. These single-channel diode-transistor optocouplers are available in 8-pin DIP, SO-8, and wide-body packages package configuration. insulating layer between LEDs and integrated photodetectors provide electrical Insulation between input and output. Separate connections for photodiode bias and output transistor collector increase speed by a factor of one hundred By reducing the conventional phototransistor coupler Base Collector Capacitance.

2. Feature

    1. Short propagation delay for TTL and IPM applications

    2. 15 kV/µs minimum common mode transient immunity, VCM = 1500 V for TTL/load drive

    3. High CTR at TA = 25°C

        - HCPL-4504/0454 >25%

        - HCNW4504 >23%

        - HCPL-J454 >19%

    4. Electrical Specifications for Common IPM Applications

    5. TTL compatible

    6. Open collector output

3. Application

    1. Inverter circuits and Intelligent Power Modules (IPMs) Interface: High Common Mode Transient Immunity

    2. Line receiver: low propagation delay, low input and output capacitance

    3. High-speed logic ground isolation: TTL/TTL, TTL/ CMOS, TTL/LSTTL

    4. Replacement pulse transformer: saves board space andweight

    5. Analog Signal Ground Isolation: Integrated Photodetector Provides Linearity Better Than Phototransistors

4. Pin configuration