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
20KPA SERIES
GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR
VOLTAGE-20.0 TO 300 Volts
20000 Watt Peak Pulse Power
FEATURES
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
• Glass passivated junction
• 20000W Peak Pulse Power
capability on 10/1000 µs waveform
• Excellent clamping capability
• Repetition rate (duty cycle):0.05%
• Low incremental surge resistance
• Fast response time: typically less
than 1.0 ps from 0 volts to BV
• Typical Id less than 1µA above 10V
• High temperature soldering guaranteed:
265°C/10 seconds/.375", (9.5mm) lead
length, 5lbs., (2.3kg) tension
P-600
1.0(25.4) MIN
.360(9.1)
.340(8.6)
DIA
.360(9.1)
.340(8.6)
.052(1.3)
.048(1.2)
DIA
1.0(25.4) MIN
MECHANICAL DATA
Case:Molded plastic over glass passivated junction
Terminals: Plated Axial leads, solderable per
MIL-STD-750, Method 2026
Polarity: Color band denoted positive end (cathode)
except Bipolar
Mounting Position: Any
Weight: 0.07 ounce, 2.1 gram
Dimensions in inches (milimeters)
DEVICES FOR BIPOLAR APPLICATIONS
For Bidirectional use C or CA Suffix for types 20KPA20 thru types 20KPA300
Electrical characteristics apply in both directions.
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
RATING
SYMBOL
VALUE
Peak Pulse Power Dissipation on 10/1000 µs
Pppm
Minimum 20000
waveform (NOTE 1)
Peak Pulse Current of on 10-1000 µs waveform
Ippm
SEE TABLE 1
(NOTE 1)
Steady State Power Dissipation at Tl=75 °C
Pm(AV)
8.0
Lead Lengths.375", (9.5mm)(NOTE 2)
Peak Forward Surge Current, 8.3ms Sine-Wave
IFSM
400.0
Superimposed on Rated Load, (JEDEC Method)
(NOTE 3)
Operatings and Storage Temperature Range
Tj, Tstg
-55 to +175
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
Certified RoHS Compliant
UL File # E223026
UNITS
Watts
Amps
Watts
Amps
°C
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@mdesemicondutor.com Web: www.mdesemiconductor.com
20KPA Series Rating and Characteristics
Pppm
1
PEAK PULSE POWER
1
KW
10000
1000
Non-repetitive pulse
waveform shown in
Fig. 3T
A
= 25ºC
100
10
1
0.1
1
10
100
1,000
10,000
100,000
td PULSE WIDTH
1
µsec
FIG. 1 PEAK PULSE POWER RATING
Fig.2 - Pulse Derating Curve
100
Peak Pulse Power (P )
PP
or Current (I
PP
)
Derating in Percentage,%
87.5
75
62.5
50
37.5
25
12.5
0
0
25
50
75
100
125
150
175
200
T
A
- Ambient Temperature (°C)
Fig.3 - Pulse Waveform
150
I
PPM
- Peak Pulse Current,% I
RSM
t
r
= 10µsec.
Peak Value
I
PPM
100
Half Value- I
PPM
2
T
J
= 25°C
Pulse Width(td)is defined
as the point where the
peak current decays to
50% of I
PPM
50
10/1000µsec.Waveform
as defined by R.E.A.
td
0
0
1.0
2.0
3.0
3.0
4.0
4.0
51单片机
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