ELECTRONICS
Transient
Voltage
Suppressors
20KPA Series
Circuit Protection
System
Specifications are subject to change without notice.
Please refer to
http://www.ruilon.com
for current information.
Transient Voltage Suppressors - 20KPA Series
Features
1. Halogen-free
2. Rohs compliant
3. Typical maximum temperature coefficient
4. ΔV
BR
=0.1%xV
BR
@25°C x ΔT
5. Glass passivated Chip junction in P600 package
6. 5000W peak pulse capadility at 10x1000μs waveform,repetition rate (duty
cycles):0.01%
7. Fast response time:typically less than 1.0ps from 0 Volts to BV min
8. Excellent clamping capability
9. Low incremental surge resistance
10. Typical IR less than 5μA above 12V
11. High temperature soldering guaranteed: 260°C/40 seconds / 0.375”,
\(9.5mm) lead length, 5lbs., (2.3kg)tension
12. Plastic package has underwriters laboratory flammability classification
94v-0
UNI
Cathode
BI
Anode
BI
UNI
Applications
TVS devices are ideal for the protection of I/O interfaces,VCC bus and other vulnerable circuits used in telecom, computer,
industrial and consumer electronic applications.
Mechanical Characteristics
Rating
Peak Pulse Power Dissipation by 10x1000μs test waveform
(Fig.1)(Note 1)
Steady State Power Dissipation on
inifinite heat sink at TL=75°C (Fig. 5)
Peak Forward Surge Current, 8.3ms Single Half Sine Wave
Unidirectional only (Note 2)
Maximum Instantaneous Forward Voltage at 25A for
Unidirectional only (Note 3)
Operating junction and Storage Temperature Range.
Typical Thermal Resistance Junction to Lead
Typical Thermal Resistance Junction
to Ambient
Symbol
P
PPM
P
D
I
FSM
V
F
T
J
,
T
STG
R
uJL
R
uJA
Value
20000
8
400
3.5/5.0
-55°C to 175°C
8.0
40
Units
Watts
Watts
Amps
V
°C
°C/W
°C/W
Notes:
1. Non-repetitive current pulse , per Fig. 3 and derated above T
A
= 25°C per Fig. 2.
2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 perminute maximum.
Circuit Protection
System
Specifications are subject to change without notice.
Please refer to
http://www.ruilon.com
for current information.
Page:1
Transient Voltage Suppressors - 20KPA Series
Electriacl Characteristics
Type Number
(UNI)
20KPA20A
20KPA24A
20KPA26A
20KPA28A
20KPA30A
20KPA32A
20KPA34A
20KPA36A
20KPA40A
20KPA44A
20KPA48A
20KPA52A
20KPA56A
20KPA60A
20KPA64A
20KPA68A
20KPA72A
20KPA80A
20KPA88A
20KPA96A
20KPA104A
20KPA112A
20KPA120A
20KPA132A
20KPA144A
20KPA160A
20KPA172A
20KPA180A
20KPA192A
20KPA204A
20KPA216A
20KPA232A
20KPA240A
20KPA256A
20KPA280A
20KPA300A
(BI)
20KPA20CA
20KPA24CA
20KPA26CA
20KPA28CA
20KPA30CA
20KPA32CA
20KPA34CA
20KPA36CA
20KPA40CA
20KPA44CA
20KPA48CA
20KPA52CA
20KPA56CA
20KPA60CA
20KPA64CA
20KPA68CA
20KPA72CA
20KPA80CA
20KPA88CA
20KPA96CA
20KPA104CA
20KPA112CA
20KPA120CA
20KPA132CA
20KPA144CA
20KPA160CA
20KPA172CA
20KPA180CA
20KPA192CA
20KPA204CA
20KPA216CA
20KPA232CA
20KPA240CA
20KPA256CA
20KPA280CA
20KPA300CA
Reverse Stand-
Off Voltage
VRWM
(V)
20.0
24.0
26.0
28.0
30.0
32.0
34.0
36.0
40.0
44.0
48.0
52.0
56.0
60.0
64.0
68.0
72.0
80.0
88.0
96.0
104.0
112.0
120.0
132.0
144.0
160.0
170.0
180.0
192.0
204.0
216.0
232.0
240.0
256.0
280.0
300.0
Breakdown
Voltage
@I
T
V
BR MIN.(V)
22.34
26.81
29.04
31.28
33.51
35.74
38.00
40.20
44.70
49.10
53.60
58.10
62.60
67.00
71.50
76.00
80.40
89.40
98.30
107.20
116.20
125.10
134.00
147.40
160.80
178.70
192.10
201.10
214.50
227.90
241.30
259.10
268.10
286.00
312.80
335.10
Test
Current
I
T(mA)
50
50
50
50
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
Maximum
Clamping Voltage
@IPP
V
C(V)
36.8
41.2
44.7
48.0
51.5
54.3
57.5
61.5
67.8
72.7
79.4
85.8
92.6
97.6
104.0
110.0
116.0
130.0
142.0
155.0
168.0
182.0
194.0
213.0
232.0
258.0
277.0
291.0
309.0
329.0
348.0
374.0
387.0
412.0
451.0
483.0
Peak Pulse
Current
IPP
(A)
548.9
490.3
451.9
420.8
392.0
372.0
351.3
328.5
297.9
277.9
254.4
235.4
218.1
207.0
194.2
183.6
174.1
155.4
142.3
130.3
120.2
111.0
104.1
94.8
87.1
78.3
72.9
69.4
65.4
61.4
58.0
54.0
52.2
49.0
44.8
41.8
Reverse
Leakage
@VRWM
IR
(µA)
5000
5000
2000
1000
250
150
50
20
15
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
Circuit Protection
System
Specifications are subject to change without notice.
Please refer to
http://www.ruilon.com
for current information.
Page:2
Transient Voltage Suppressors - 20KPA Series
Ratings and Characteristic Curves
Figure 1 - Peak Pulse Power Rating Curve
Figure 2 - Pulse Derating Curve
Figure 3 - Pulse Waveform
Figure 4 - Typical Junction Capacitance
Figure 5 - Steady State Power Derating Curve
Figure 6 - Maximum Non-Repetitive Peak Forward
Surge Current
Circuit Protection
System
Specifications are subject to change without notice.
Please refer to
http://www.ruilon.com
for current information.
Page:3
Transient Voltage Suppressors - 20KPA Series
Soldering Parameters
Feflow Condition
- Temperature Min (T s(min))
Pre Heat
- Temperature Max (T s(min))
- Time (min to max) (t s)
Average ramp up rate (Liquidus Temp (TL) to peak
TS(max) to TL - Ramp-up Rate
Reflow
Peak Temperature (T P)
Time within 5°C of actual peak Temperature (t
p
)
Ramp-down Rate
Time 25°C to peak Temperature (T
P
)
Do not exceed
- Temperature (T L) (Liquidus)
- Time (min to max) (t s)
Lead-free assembly
150°C
200°C
60-180 secs
3°C/second max
3°C/second max
217°C
60-150 seconds
260+0/-5 °C
20-40 seconds
6°C/second max
8 minutes Max.
280°C
T
P
Ramp-up
t
p
one
Critical Z
P
T
L
to T
Physical Specifications
Weight
Case
Polarity
Termina
0.045oz., 1.2g
JEDEC DO-201 molded plastic body over
passivated junction.
Color band denotes the cathode except Bipolar.
Matte Tin axial leads, solderable per
JESD22-B102D.
t
L
T
L
Temperature (T)
T
s(max)
Ramp-down
T
s(min)
Preheat
t
s
Time (t)
Environmental Specifications
Temperature Cycle
JESD22-A104
JESD 22-A102
JESD22-A103
JESD22-A108
JESD22-A106
Pressure Cooker
265°C
10 seconds
1 time
High Temp. Storage
HTRB
Thermal Shock
Flow/Wave Soldering
Peak Temperature :
Dipping Time :
Soldering :
Circuit Protection
System
Specifications are subject to change without notice.
Please refer to
http://www.ruilon.com
for current information.
Page:4
