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  • UCC21750QDWEVM-025: About UCC21750 Specification (BW_AIN)

    Resolved
    Part Number: UCC21750QDWEVM-025 Other Parts Discussed in Thread: UCC21750-Q1 Hi, I want to know about the meaning of the BW_AIN specification which is descripted as AIN-APWM Bandwidth in datasheet of UCC21750-Q1. And also if there is way to test this…
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  • UCC21750QDWEVM-025: Does UCC21750 sink mosfet allow 30A current?

    Resolved
    Part Number: UCC21750QDWEVM-025 Other Parts Discussed in Thread: UCC21750 In this EVM, the turn off resistor is 0.4 ohm and the intern pull-down resistor is 0.3 ohm. In my test, VDD-VEE>22V provided by SN6505 and transformer. The peak sink current can…
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  • UCC21750QDWEVM-025: evaluation DESAT function

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    Part Number: UCC21750QDWEVM-025 Other Parts Discussed in Thread: UCC21750 Hello, TI I want to evaluate DESAT operation of UCC21750 using EVM board. In the userguide of UCC217xx Family, Part 2.2.3 Overcurrent and short circuit soft Turn OFF Test session…
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  • UCC21750QDWEVM-025: About Short Circuit Clamping TEST CONDITION

    Resolved
    Part Number: UCC21750QDWEVM-025 Other Parts Discussed in Thread: UCC21750-Q1 In the datasheet of UCC21750-Q1, there is three SHORT CIRCUIT CLAMPING items. (VCLP_OUT(H), VCLP_OUT(L), VCLP_CLMPI) (Page.10) I want to know the meaning of TEST CONDITION in…
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  • UCC21750QDWEVM-025: About Measuring Output Pull-up resistance

    Resolved
    Part Number: UCC21750QDWEVM-025 Other Parts Discussed in Thread: UCC21750-Q1 , UCC21750 Hello, I'm studying about Gate Driver IC operation through several measuring test. In the datasheet of UCC21750-Q1, Output Pull-up resistance value is written as…
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  • UCC21750QDWEVM-025: About Soft turn off, Activer Miller Clamp operation

    Resolved
    Part Number: UCC21750QDWEVM-025 Hello, I have measured soft turn off waveform during DESAT operation as below image. I have few question about this waveform. 1) I wonder if the soft turn-off action means the entire GATE voltage from 15V to VEE with…
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  • UCC21750QDWEVM-025: Only negative voltage in the output

    Resolved
    Part Number: UCC21750QDWEVM-025 Other Parts Discussed in Thread: UCC21750 Hi, I am using this evaluation board to check how the UCC21750 works. I have supplied the board with my own circuits and i have disabled the once installed on it. I supply the VCC…
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  • UCC21750QDWEVM-025: Turn-off time during desaturation event query

    Resolved
    Part Number: UCC21750QDWEVM-025 Other Parts Discussed in Thread: UCC21750 , , UCC21710 We are using your UCC21750QDWEVM-025 evaluation board to determine the feasibility of the UCC21750 for our application and have some questions. (1) Figure 14 in your SLUUBX2B…
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  • UCC21750QDWEVM-025: Transformer drivers and UVLO test

    TI Thinks Resolved
    Part Number: UCC21750QDWEVM-025 Other Parts Discussed in Thread: SN6505B , UCC21750-Q1 Hi E2E, Good day. Our customer is using the UCC21750QDWEVM-025 with a power supply of 0-30V DC with 6A rating. When the Vcc voltage is 4.65-.4.75 V, the pull up/down…
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  • UCC21750QDWEVM-025: half-Bridge SiC/IGBT NTC connection to AIN of UCC21750

    Resolved
    Part Number: UCC21750QDWEVM-025 Other Parts Discussed in Thread: UCC21750 My design is a 3-phase inverter with 3 Half-bridge devices. Each Half-bridge will be driven by 2 UCC21750 drivers. For the NTC conenction a) I am assuming it will be better to use…
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