ZHCSQ45A january 2023 – july 2023 THVD1454
PRODUCTION DATA
To protect bus nodes against high-energy transients, the implementation of external transient protection devices is necessary. Figure 9-5 suggests a protection circuit against 1 kV surge (IEC 61000-4-5) transients. Table 9-1 shows the associated bill of materials.
DEVICE | FUNCTION | ORDER NUMBER | MANUFACTURER(1) |
---|---|---|---|
XCVR | RS-485 transceiver | THVD1454 | TI |
R1 | 10-Ω, pulse-proof thick-film resistor | CRCW0603010RJNEAHP | Vishay |
R2 | |||
TVS | Bidirectional 400-W transient suppressor | CDSOT23-SM712 | Bourns |