Features: * Available in both Unidirectional and Bidirectional construction (Bidirectional with C or CA suffix)
* Selections for 33 to 400 volt standoff voltages VWM
* Suppresses transients up to 30 kW @ 10/1000 s and 200 kW @ 8/20 s (see Figure 1)
* Fast response
* Options for screening in accordance with MIL-PRF-19500 for JAN, JANTX, JANTXV, and JANS are available by adding MQ, MX, MV, or MSP
prefixes respectively to part numbers.
* Moisture classification is Level 1 with no dry pack required per IPC/JEDEC J-STD-020B
Application* Protection from switching transients and induced RF
* Protection from ESD, and EFT per IEC 61000-4-2 and IEC 61000-4-4
* Secondary lightning protection per IEC61000-4-5 with 42 Ohms source impedance:
Class 1,2,3,4: 30KP33A - 30KP400A or CA
Class 5: 30KP33A - 30KP400A or CA (short distance
Class 5: 30KP33A - 30KP220A or CA (long distance)
* Secondary lightning protection per IEC61000-4-5 with 12 Ohms source impedance:
Class 1,2, 3: 30KP33A to 30KP400A or CA
Class 4: 30KP33A to 30KP220A or CA
* Secondary lightning protection per IEC61000-4-5 with 2 Ohms source impedance:
Class 2: 30KP33A to 30KP400A or CA
Class 3: 30KP33 to 30KP220A or CA
Class 4: 30KP33 to 30KP110A or CA Specifications* Peak Pulse Power dissipation at 25o C: 30,000 watts at 10/1000 s (also see Figures 1 and 2)
* Impulse repetition rate (duty factor): 0.05%
* tclamping (0 volts to V(BR) min.): < 100 ps theoretical for unidirectional and < 5 ns for bidirectional
* Operating & Storage temperature: -65oC to +150oC
* Thermal resistance: 17.5oC/W junction to lead, or 77.5oC/W junction to ambient when mounted on FR4 PC board with 4 mm 2 copper pads (1oz) and track width 1 mm, length 25 mm
* Steady-State Power dissipation: 7 watts at TL = 27.5o C, or 1.61 watts at TA = 25oC when mounted on FR4 PC board described for thermal resistance
* Forward Surge: 250 Amps 8.3 ms half-sine wave
* Solder temperatures: 260o C for 10 s (maximum)
DescriptionThese Microsemi 30 kW Transient Voltage Suppressors (TVSs) 30KP400A are designed for applications requiring protection of voltage-sensitive electronic devices that may be damaged by harsh or severe voltage transients including lightning per IEC61000-4-5 and class levels with various source impedances described herein. This 30KP400A is available in 33 to 400 volt standoff voltages (VWM ) in both unidirectional and bi-directional with either 5% or 10% tolerances of the Breakdown Voltage (VBR ). Microsemi also offers numerous other TVS products to meet higher or lower power demands and special applications
30KP400A Data Sheet
