20KPA20A THRU 20KPA300A

20KPA20A THRU 20KPA300A
GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR
20V-300V 8W
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
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
MAXIMUM RATINGS AND ELECTRICAL 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
E-mail: [email protected]
1 of 3
UNITS
Watts
Amps
Watts
Amps
°C
Web Site: www.taychipst.com
20KPA20A THRU 20KPA300A
GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR
20V-300V 8W
REVERSE BREAKDOWN
MAXIMUM
VOLTAGE
STANDOFF
TEST
CLAMPING
UNI-POLAR BI-POLAR
VBR (V)
VOLTAGE
CURRENT VOLTAGE
VRWM (V)
@IPP Vc (V)
(IT) mA
MIN. @ I T
20.00
22.34
50
36.8
20KPA20A 20KPA20CA
24.00
26.81
50
41.2
20KPA24A 20KPA24CA
26.00
29.04
50
44.7
20KPA26A 20KPA26CA
28.00
31.28
50
48.0
20KPA28A 20KPA28CA
30.00
33.51
5
51.5
20KPA30A 20KPA30CA
32.00
35.74
5
54.3
20KPA32A 20KPA32CA
34.00
38.00
5
57.5
20KPA34A 20KPA34CA
36.00
40.20
5
61.5
20KPA36A 20KPA36CA
40.00
44.70
5
67.8
20KPA40A 20KPA40CA
44.00
49.10
5
72.7
20KPA44A 20KPA44CA
48.00
53.60
5
79.4
20KPA48A 20KPA48CA
52.00
58.10
5
85.8
20KPA52A 20KPA52CA
56.00
62.60
5
92.6
20KPA56A 20KPA56CA
60.00
67.00
5
97.6
20KPA60A 20KPA60CA
64.00
71.50
5
104.0
20KPA64A 20KPA64CA
68.00
76.00
5
110.0
20KPA68A 20KPA68CA
72.00
80.40
5
116.0
20KPA72A 20KPA72CA
80.00
89.40
5
130.0
20KPA80A 20KPA80CA
88.00
98.30
5
142.0
20KPA88A 20KPA88CA
96.00
107.20
5
155.0
20KPA96A 20KPA96CA
104.00
116.20
5
168.0
20KPA104A 20KPA104CA
112.00
125.10
5
182.0
20KPA112A 20KPA112CA
120.00
134.00
5
194.0
20KPA120A 20KPA120CA
132.00
147.40
5
213.0
20KPA132A 20KPA132CA
144.00
160.80
5
232.0
20KPA144A 20KPA144CA
160.00
178.70
5
258.0
20KPA160A 20KPA160CA
172.00
192.10
5
277.0
20KPA172A 20KPA172CA
180.00
201.10
5
291.0
20KPA180A 20KPA180CA
192.00
214.50
5
309.0
20KPA192A 20KPA192CA
204.00
227.90
5
329.0
20KPA204A 20KPA204CA
216.00
241.30
5
348.0
20KPA216A 20KPA216CA
232.00
259.10
5
374.0
20KPA232A 20KPA232CA
240.00
268.10
5
387.0
20KPA240A 20KPA240CA
256.00
286.00
5
412.0
20KPA256A 20KPA256CA
280.00
312.80
5
451.0
20KPA280A 20KPA280CA
300.00
335.10
5
483.0
20KPA300A 20KPA300CA
For bidirectional type having Vrwm of 40 volts and less, the IR limit is double.
For parts without A , the V BR is + 10%
E-mail: [email protected]
2 of 3
REVERSE
PEAK
LEAKAGE
PULSE
CURRENT @ VRWM
IPP (A)
IR (µA)
548.9
5000
490.3
5000
451.9
2000
420.8
1000
392.2
250
372.0
150
351.3
50
328.5
20
297.9
15
277.9
10
254.4
10
235.4
10
218.1
10
207.0
10
194.2
10
183.6
10
174.1
10
155.4
10
142.3
10
130.3
10
120.2
10
111.0
10
104.1
10
94.8
10
87.1
10
78.3
10
72.9
10
69.4
10
65.4
10
61.4
10
58.0
10
54.0
10
52.2
10
49.0
10
44.6
10
41.8
10
Web Site: www.taychipst.com
20KPA20A THRU 20KPA300A
20V-300V 8W
GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR
Pppm 1 PEAK PULSE POWER 1 KW
RATINGS AND CHARACTERISTIC CURVES
20KPA series
10000
Non-repetitive pulse
waveform shown in
Fig. 3T A = 25ºC
1000
100
10
1
0.1
1
10
1,000
100
10,000
100,000
td PULSE WIDTH 1 µsec
FIG. 1 PEAK PULSE POWER RATING
Fig.2 - Pulse Derating Curve
Peak Pulse Power (PPP)
or Current (IPP)
Derating in Percentage,%
100
87.5
75
62.5
50
37.5
25
12.5
0
0
25
50
75
100
125
150
175
200
TA - Ambient Temperature (°C)
Fig.3 - Pulse Waveform
IPPM - Peak Pulse Current,% I RSM
150
TJ = 25°C
tr = 10µsec.
Pulse Width(td)is defined
as the point where the
peak current decays to
50% of IPPM
Peak Value
IPPM
100
Half Value- IPPM
2
10/1000µsec.Waveform
as defined by R.E.A.
50
td
0
0
E-mail: [email protected]
1.0
2.0
3 of 3
3.0
3.0
4.0
4.0
Web Site: www.taychipst.com