SA50 MICROSEMI | Alldatasheet
Document overview
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Technical content
MSC1400.PDF 03-20-00 SA5.0 thru SA170A FEATURES:
- ECONOMICAL SERIES
- AVAILABLE IN BOTH UNIDIRECTIONAL AND BI-DIRECTIONAL CONSTRUCTION
- 5.0 TO 170 STAND-OFF VOLTAGE AVAILABLE
- 500 WATTS PEAK PULSE POWER DISSIPATION
- QUICK RESPONSE DESCRIPTION:DESCRIPTION:DESCRIPTION:DESCRIPTION: This Transient Voltage Suppressor is an economical, molded, commercial product used to protect voltage sensitive components from destruction or partial degradation. The response time of their clamping action is virtually instantaneous (1 x 10-12 seconds) and they have a peak pulse power rating of 500 watts for 1 ms as depicted in Figure 1 and 2. Microsemi also offers a great variety of other Transient Voltage Suppressor's to meet higher and lower power demands and special applications. MAXIMUM RATINGS:MAXIMUM RATINGS:MAXIMUM RATINGS:MAXIMUM RATINGS: Peak Pulse Power Dissipation at 25°°°°C: 500 Watts Steady State Power Dissipation: 2.5 Watts at TL = +75°°°°C 3/8" Lead Length tclamping (0 volts to BV Min.): Unidirectional <1x10-12 Seconds: Bi-directional <5x10-9 Seconds. Operating and Storage Temperature: -55°°°° to +175°°°°C 8700 E. Thomas Road Scottsdale, AZ 85252 Phone: (480) 941-6300 Fax: (480) 947-1503 5.0 thru 170 volts
500 Watts
[.81 ± .05] ∅∅∅∅ .107 [2.72] max. POLARITY Mark {cathode} .205 [5.21] MAX. NOTE: DIMENSIONS IN [ ] =MILLIMETERS PEAK PULSE POWER (Ppp) OR CONTINUOUS POWER IN PERCENT OF 25°C RATING FIGURE 1 DERATING CURVE Continuous Average Power Lead Length = 3/8" Peak Power (Single pulse) 0 50 100 150 175 100 TYPICAL CHARACTERISTIC CURVES T L LEAD TEMPERATURE °C Pulse Time Duration (tp) is Defined as that point where Ip decays to 50% of I surge Peak Value Ipp 100 1 23 4 TIME (t) IN MILLISECONDS FIGURE 2 PULSE WAVEFORM FOR EXPONENTIAL SURGE PULSE CURRENT IN PERCENT OF Ipp MECHANICAL CHARACTERISTICS CASE: Void free transfer molded thermosetting plastic. FINISH: Readily solderable. POLARITY: Band denotes cathode. Bi-directional not marked. WEIGHT: 0.7 gram (Appx.). MOUNTING POSITION: Any DO-41 2 X1.10 [27.94] MIN.
MSC1400.PDF 03-20-00 SA5.0 thru SA170A ELECTRICAL CHARACTERISTICS AT 25°C PART NUMBER BREAKDOWN VOLTAGE V(BR) MIN. MAX TEST CURRENT IT RATED STAND OFF VOLTAGE VWM MAX. REVERSE STANDBY CURRENT ID @ VWM MAX. PEAK REVERSE VOLTAGE VC MAX. @ IPP MAX. PEAK PULSE CURRENT IPP (Figure 2) MAX. TEMP. COEFFICIENT OF V(BR) -55°°°°C TO 175°°°°C αααα V(BR) VOLTS VOLTS mA VOLTS µµµµ ADC VOLTS AMP % / °°°°C
MSC1400.PDF 03-20-00 SA5.0 thru SA170A ELECTRICAL CHARACTERISTICS AT 25°C PART NUMBER BREAKDOWN VOLTAGE V(BR) MIN. MAX TEST CURRENT IT RATED STAND OFF VOLTAGE VWM MAX. REVERSE STANDBY CURRENT ID @ VWM MAX. PEAK REVERSE VOLTAGE VC MAX. @ IPP MAX. PEAK PULSE CURRENT IPP (Figure 2) MAX. TEMP. COEFFICIENT OF V(BR) -55°°°°C TO 175°°°°C αααα V(BR) VOLTS VOLTS mA VOLTS µµµµ ADC VOLTS AMP % / °°°°C
MSC1400.PDF 03-20-00 SA5.0 thru SA170A ELECTRICAL CHARACTERISTICS AT 25°C PART NUMBER BREAKDOWN VOLTAGE V(BR) MIN. MAX TEST CURRENT IT RATED STAND OFF VOLTAGE VWM MAX. REVERSE STANDBY CURRENT ID @ VWM MAX. PEAK REVERSE VOLTAGE VC MAX. @ IPP MAX. PEAK PULSE CURRENT IPP (Figure 2) MAX. TEMP. COEFFICIENT OF V(BR) -55°°°°C TO 175°°°°C αααα V(BR) VOLTS VOLTS mA VOLTS µµµµ ADC VOLTS AMP % / °°°°C Note: For Bi-directional construction, indicate a C or CA suffix after the part number, i.e. SA5.0CA
MSC1400.PDF 03-20-00 SA5.0 thru SA170A 10000 1000 100 MEASURED AT ZERO BIAS MEASURED AT STANDOFF VOLTAGE C-CAPACITANCE - PICOFARADS 100 100 1000 V (BR) - BREAKDOWN VOLTAGE - VOLTS FIGURE 3 TYPICAL CAPACITANCE VS BREAKDOWN VOLTAGE 7.0 5.0 3.0 2.0 1.0 0.7 0.5 0.3 0.2 0.1 T C = 25ºC tw - Pulse Width µs FIGURE 4 PEAK PULSE POWER VS. PULSE TIME (PPP ) - Peak Pulse Power, (kW) CURRENT WAVE FORM tw tp tw SQUARE HALF SINE tw = .7tP tw 0.5