MDE Semiconductor, Inc.
78-150 Calle Tampico, Unit 210 La Quinta, CA. U.S.A. 92253 Tel: 760-564-8656 • Fax: 760-564-2414
20KW SERIES PRELIMINARY
GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR
VOLTAGE-20.0 TO 300 Volts
20000 Watt Peak Pulse Power
FEATURES
• Plastic package has Underwriters Laboratory P-600
Flammability Classification 94V-0
• Glass passivated junction
• 20000W Peak Pulse Power
capability on 10/1000 µs waveform
• Excellent clamping capability 1.0(25.4) MIN
• Repetition rate (duty cycle):0.05% .360(9.1)
• Low incremental surge resistance .340(8.6)
• Fast response time: typically less DIA .360(9.1)
than 1.0 ps from 0 volts to BV .340(8.6)
• Typical Id less than 1µA above 10V
• High temperature soldering guaranteed:
265°C/10 seconds/.375", (9.5mm) lead
length, 5lbs., (2.3kg) tension .052(1.3) 1.0(25.4) MIN
.048(1.2)
DIA
MECHANICAL DATA
Case:Molded plastic over glass passivated junction
Terminals: Plated Axial leads, solderable per Dimensions in inches (milimeters)
MIL-STD-750, Method 2026
Polarity: Color band denoted positive end (cathode)
except Bipolar
Mounting Position: Any
Weight: 0.07 ounce, 2.1 gram
DEVICES FOR BIPOLAR APPLICATIONS
For Bidirectional use C or CA Suffix for types 20KW30 thru types 20KW288
Electrical characteristics apply in both directions.
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
RATING SYMBOL VALUE UNITS
Peak Pulse Power Dissipation on 10/1000 µs Pppm Minimum 20000 Watts
waveform (NOTE 1)
Peak Pulse Current of on 10-1000 µs waveform Ippm SEE TABLE 1 Amps
(NOTE 1)
Steady State Power Dissipation at Tl=75 °C Pm(AV) 8.0 Watts
Lead Lengths.375", (9.5mm)(NOTE 2)
Peak Forward Surge Current, 8.3ms Sine-Wave
Superimposed on Rated Load, (JEDEC Method) IFSM 400.0 Amps
(NOTE 3)
Operatings and Storage Temperature Range Tj, Tstg -55 to +175 °C
NOTES:
1.Non-repetitive current pulse, per Fig.3 and derated above Ta=25 °C per Fig.2.
2.Mounted on Copper Pad area of 0.8x0.8" (20x20mm) per Fig.5.
3.8.3ms single half sine-wave, or equivalent square wave, Duty cycle=4 pulses per
minutes maximum.
6/12/01
MDE Semiconductor, Inc.
78-150 Calle Tampico, Unit 210, La Quinta, CA., USA 92253 Tel: 760-564-8656 • Fax: 760-564-2414
1-800-831-4881 Email: sales@mdesemiconductor.com Web: www.mdesemiconductor.com
0.1
1
10
100
0.1 110 100 1000 10000 100000
30KW
20KW
t
d
- Pulse Duration - µsec
FIG. 1 PEAK PULSE POWER RATING CURVE
Pppm - Peak Pulse Power - Kilowatts
RATINGS AND CHARACTISTIC CURVES 20KW / 30KW SERIES
100
50
0
0123
FIG. 2 PULSE WAVE FORM
Ippm - Peak Pulse Current - % of Ipp
Peak Value Ippm
tf= 10µs
Half Value Ipp/2
td
Ta=25°C
Pulse Width (td) is Defined
as the Point Where the Peak
Current Decays to 50% of Ipp
t - Time - ms 10/1000µsec Waveform
as Defined by R.E.A.
MDE Semiconductor, Inc.
78-150 Calle Tampico, Unit 210, La Quinta, CA., USA 92253 Tel: 760-564-8656 • Fax: 760-564-2414
20000 Watt TVS
UNI-
DIRECTIONAL
PART
NUMBER
REVERSE
STANDOFF
VOLTAGE
VRWM (V)
BREAKDOWN
VOLTAGE
VBR (V)
MIN. @ IT
BREAKDOWN
VOLTAGE
VBR (V)
MAX. @ IT
TEST
CURRENT
(It)
mA
MAXIMUM
CLAMPING
VOLTAGE
@Ipp Vc (V)
PEAK
PULSE
CURRENT
Ipp (A)
REVERSE
LEAKAGE
@ VRWM
IR (µA)
20KW20 20.00 25.60 29.20 50 38.4 521.0 5000
20KW20A 20.00 25.60 28.00 50 36.8 543.0 5000
20KW24 24.00 26.68 32.60 50 45.6 439.0 5000
20KW24A 24.00 26.68 29.48 50 41.2 485.0 5000
20KW26 26.00 28.88 35.28 50 49.2 407.0 2000
20KW26A 26.00 28.88 31.92 50 44.8 446.0 2000
20KW28 28.00 31.12 38.40 50 53.2 376.0 1000
20KW28A 28.00 31.12 34.40 50 48.0 417.0 1000
20KW30 30.00 33.32 40.80 5 57.2 350.0 250
20KW30A 30.00 33.32 36.84 5 51.6 388.0 250
20KW32 32.00 35.56 43.60 5 60.0 333.0 150
20KW32A 32.00 35.56 39.32 5 54.4 368.0 150
20KW34 34.00 37.76 46.00 5 63.6 314.0 50
20KW34A 34.00 37.76 41.60 5 57.6 347.0 50
20KW36 36.00 40.00 48.80 5 67.6 296.0 20
20KW36A 36.00 40.00 44.40 5 61.6 325.0 20
20KW40 40.00 44.40 54.40 5 75.2 266.0 15
20KW40A 40.00 44.40 49.20 5 68.0 294.0 15
20KW44 44.00 48.80 59.60 5 80.4 249.0 10
20KW44A 44.00 48.80 54.00 5 72.8 275.0 10
20KW48 48.00 53.20 65.20 5 88.0 227.0 10
20KW48A 48.00 53.20 58.80 5 79.6 251.0 10
20KW52 52.00 57.60 70.40 5 95.2 210.0 10
20KW52A 52.00 57.60 63.60 5 86.0 233.0 10
20KW56 56.00 62.40 76.40 5 103.2 194.0 10
20KW56A 56.00 62.40 68.80 5 92.8 216.0 10
20KW60 60.00 66.80 81.60 5 107.6 186.0 10
20KW60A 60.00 66.80 74.00 5 97.6 205.0 10
20KW64 64.00 71.20 87.20 5 115.2 174.0 10
20KW64A 64.00 71.20 78.80 5 104.0 192.0 10
20KW68 68.00 75.60 92.40 5 122.0 164.0 10
20KW68A 68.00 75.60 83.60 5 110.4 181.0 10
20KW72 72.00 80.00 97.60 5 128.8 155.0 10
20KW72A 72.00 80.00 88.40 5 116.8 171.0 10
20KW80 80.00 88.80 108.40 5 143.2 140.0 10
20KW80A 80.00 88.80 98.00 5 129.6 154.0 10
20KW88 88.00 97.60 119.20 5 157.6 127.0 10
20KW88A 88.00 97.60 107.60 5 142.0 141.0 10
20KW96 96.00 106.80 130.40 5 172.0 116.0 10
20KW96A 96.00 106.80 118.00 5 155.6 129.0 10
20KW104 104.00 115.60 141.20 5 186.4 107.0 10
20KW104A 104.00 115.60 127.60 5 168.4 119.0 10
20KW112 112.00 124.40 152.00 5 200.4 100.0 10
20KW112A 112.00 124.40 137.60 5 181.6 110.0 10
20KW120 120.00 133.20 162.80 5 214.0 93.5 10
20KW120A 120.00 133.20 147.20 5 193.6 103.0 10
20KW132 132.00 146.80 179.60 5 236.0 84.7 10
20KW132A 132.00 146.80 162.40 5 213.2 93.8 10
6/12/01
MDE Semiconductor, Inc.
78-150 Calle Tampico, Unit 210, La Quinta, CA., USA 92253 Tel: 760-564-8656 • Fax: 760-564-2414
20000 Watt TVS
UNI-
DIRECTIONAL
PART
NUMBER
REVERSE
STANDOFF
VOLTAGE
VRWM (V)
BREAKDOWN
VOLTAGE
VBR (V)
MIN. @ IT
BREAKDOWN
VOLTAGE
VBR (V)
MAX. @ IT
TEST
CURRENT
(It)
mA
MAXIMUM
CLAMPING
VOLTAGE
@Ipp Vc (V)
PEAK
PULSE
CURRENT
Ipp (A)
REVERSE
LEAKAGE
@ VRWM
IR (µA)
20KW144 144.00 160.00 195.60 5 257.2 77.8 10
20KW144A 144.00 160.00 176.80 5 232.4 86.1 10
20KW160 160.00 177.60 217.20 5 285.6 70.0 10
20KW160A 160.00 177.60 196.40 5 258.0 77.5 10
20KW172 172.00 191.20 233.60 5 306.8 65.2 10
20KW172A 172.00 191.20 211.20 5 277.6 72.0 10
20KW180 180.00 200.00 244.40 5 321.2 62.3 10
20KW180A 180.00 200.00 221.20 5 290.8 68.8 10
20KW192 192.00 213.20 260.80 5 342.0 58.5 10
20KW192A 192.00 213.20 235.60 5 309.6 64.6 10
20KW204 204.00 226.80 277.20 5 364.4 54.9 10
20KW204A 204.00 226.80 250.80 5 329.6 60.7 10
20KW216 216.00 240.00 293.20 5 385.2 51.9 10
20KW216A 216.00 240.00 265.20 5 348.4 57.4 10
20KW232 232.00 257.60 314.80 5 412.0 48.4 10
20KW232A 232.00 257.60 284.80 5 374.4 53.4 10
20KW240 240.00 266.80 326.00 5 428.0 46.7 10
20KW240A 240.00 266.80 294.80 5 387.2 51.7 10
20KW256 256.00 284.40 347.60 5 456.0 43.9 10
20KW256A 256.00 284.40 314.40 5 412.0 48.5 10
20KW280 280.00 311.20 380.40 5 500.0 40.0 10
20KW280A 280.00 311.20 344.00 5 452.0 44.2 10
20KW300 300.00 333.20 408.00 5 536.0 37.3 10
20KW300 300.00 333.20 368.40 5 484.0 41.3 10
For Bidirectional type having Vrwm of 10volts and less, the IR limit is double.
6/12/01