ACPL-K71T, ACPL-K72T, ACPL-K74T, and ACPL-K75T Automotive High-Speed Low-Power Digital 2 Optocouplers with R Coupler Isolation and AEC-Q100 Grade 1 Qualification Data Sheet Description Features The ACPL-K71T and ACPL-K72T are high-speed digital CMOS Qualified to AEC-Q100 Grade 1 Test Guidelines optocouplers package suitable for emerging electric vehicle Automotive wide temperature range: 40C to 125C applications. The ACPL-K74T and ACPL-K75T are dual-channel High temperature and reliability, high-speed digital equivalents of the ACPL-K71T and ACPL-K72T, respectively. All interface for automotive applications products are available in the stretched SO-8 package outline, 5-V CMOS compatibility designed to be compatible with standard surface mount 40 kV/s common-mode rejection at V = 1000V typ. CM processes. Low propagation delay: ACPL-K71T and ACPL-K74T are high-speed mode with fastest ACPL-K71T, ACPL-K74T: 25 ns typ. I = 10 mA F propagation delay (maximum 35 ns at I = 10 mA) while F ACPL-K72T, ACPLK75T: 60 ns typ. I = 4 mA F ACPL-K72T and ACPL-K75T are low-power mode with lowest Worldwide safety approval: LED drive current of 4 mA for standard digital isolation switching. UL 1577 approval, 5kV /1 min. RMS CSA approval Each channel of the digital optocoupler has a CMOS detector IC IEC/EN/DIN EN 60747-5-5 with an integrated photodiode, a high-speed trans-impedance amplifier, and a voltage comparator with an output driver. 2 Applications The Broadcom R Coupler provides with reinforced insulation and reliability that delivers safe signal isolation critical in CAN Bus and SPI communications interface automotive and high-temperature industrial applications. High-temperature digital/analog signal isolation Automotive IPM driver for DC-DC converters and motor CAUTION Take normal static precautions in handling and inverters assembly of this component to prevent damage. degradation, or both that might be induced by Power transistor isolation electrostatic discharge (ESD). Broadcom - 1 -ACPL-K71T, ACPL-K72T, ACPL-K74T, and ACPL-K75T Functional Diagrams Data Sheet Functional Diagrams Table 1 Truth Table Figure 1 ACPL-K71T/ACPL-K72T LED Vo ON LOW OFF HIGH NOTE The connection of a 0.1-F bypass capacitor between pins 5 and 8 is recommended. Table 2 Pin Assignments for ACPL-K71T/ACPL-K72T Pin No. Pin Name Description Pin No. Pin Name Description 1AN Anode 5GND Ground 2CA Cathode 6NC No Connection 3 NC No Connection 7 V Output OUT 4 NC No Connection 8 V Power Supply DD Figure 2 ACPL-K74T/ACPLK75T NOTE The connection of a 0.1-F bypass capacitor between pins 5 and 8 is recommended. Table 3 Pin Assignments for ACPL-K74T/ACPL-K75T Pin No. Pin Name Description Pin No. Pin Name Description 1AN1 Anode 1 5 GND Ground 2CA1 Cathode 1 6 V Output 2 OUT2 3CA2 Cathode 2 7 V Output 1 OUT1 4AN2 Anode 2 8 V Power Supply DD Broadcom - 2 -