Axial Lead Transient Voltage Suppressors (TVS)
20KP Series
Description
The 20KP series is designed specifically to protect sensitive electronic
equipment from voltage transients induced by lightning and other transient
voltage events.
20 To 300 V
20000W
Uni-directional
Bi-directional
Features
u
u
u
u
u
u
u
u
u
u
u
u
u
u
u
u
u
Glass passivated chip junction in P600 Package
Low leakage
Uni and Bidirectional unit
Excellent clamping capability
20000W Peak power capability at 10
×
1000µs waveform Repetition
rate (duty cycle):0.01%
Fast response time: typically less than 1.0ps from 0 Volts to V
BR
min
Typical I
R
less than 2μA above 50V.
High Temperature soldering: 260°C/40 seconds at terminals
Typical maximum temperature coefficient
ΔV
BR
= 0.1%
×
V
BR
@25°C×
ΔT
Plastic package has Underwriters Laboratory Flammability 94V-0
Matte tin lead–free Plated
Halogen free and RoHS compliant
Typical failure mode is short from over-specified voltage or current
Whisker test is conducted based on JEDEC JESD201A per its table
4a and 4c
IEC-61000-4-2 ESD 15kV(Air), 8kV (Contact)
ESD protection of data lines in accordance with IEC 61000-4-2
(IEC801-2)
EFT protection of data lines in accordance with IEC 61000-4-4
(IEC801-4)
Functional Diagram
Bi-directional
Cathode
Uni-direction
Anode
Applications
TVS devices are ideal for the protection of I/O interfaces, V
CC
bus and other
vulnerable circuits used in Telecom, Computer, Industrial and Consumer
electronic applications.
Maximum Ratings (T
A
=25℃ unless otherwise noted)
Parameter
Peak Pulse Power Dissipation with a 10/1000µs waveform (Fig.1)(Note
1), (Note 2)
Peak Pulse Current with a 10/1000µs waveform.(Note1,Fig.3)
Power Dissipation on Infinite Heat Sink at T
L
=75°C
Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3)
Operating junction and Storage Temperature Range.
Symbol
P
PPM
I
PP
P
M(AV)
I
FSM
T
J
, T
STG
Value
15000
See Next Table
8.0
500
-55 to +150
Unit
Watts
Amps
Watt
Amps
°C
Notes:
1. Non-repetitive current pulse, per Fig. 3 and derated above T
A
= 25°C per Fig. 2.
2. Mounted on 5.0mm x 5.0mm (0.03mm thick) Copper Pads to each terminal.
3. 8.3ms single half sine-wave, or equivalent square wave, Duty cycle = 4 pulses per minutes maximum.
4. V
F
< 3.5V for V
BR
< 200V and V
F
< 6.5V for V
BR
> 201V.
UN Semiconductor Co., Ltd.
Revision
October 18, 2013
www.unsemi.com.tw
1/5
@ UN Semiconductor Co., Ltd. 2013
Specifications are subject to change without notice.
Please refer to www.unsemi.com.tw for current information.
Axial Lead Transient Voltage Suppressors (TVS)
20KP Series
20 To 300 V
20000W
Reverse
Stand-Off
Voltage
V
RWM
(V)
20
24
26
28
30
32
34
36
40
44
48
52
56
60
64
68
72
80
88
96
104
112
120
132
144
160
172
180
192
204
216
232
240
256
280
300
Breakdown
Voltage V
BR
(V)
@I
T
MIN
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
159.10
268.10
286.00
312.80
335.10
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
Test
Current
I
T
(mA)
Maximum
Clamping
Voltage V
C
@I
PP
(V)
36.8
41.2
22.7
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
Maximum
Peak
Pulse
Current I
PP
(A)
548.9
490.3
451.9
420.8
392.2
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
Maximum
Reverse
Leakage I
R
@V
RWM
(μA)
5000
5000
2000
1000
250
150
50
20
15
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Part Number
Uni
20KP20A
20KP24A
20KP26A
20KP28A
20KP30A
20KP32A
20KP34A
20KP36A
20KP40A
20KP44A
20KP48A
20KP52A
20KP56A
20KP60A
20KP64A
20KP68A
20KP72A
20KP80A
20KP88A
20KP96A
20KP104A
20KP112A
20KP120A
20KP132A
20KP144A
20KP160A
20KP172A
20KP180A
20KP192A
20KP204A
20KP216A
20KP232A
20KP240A
20KP256A
20KP280A
20KP300A
Note:
1.
Bi
20KP20CA
20KP24CA
20KP26CA
20KP28CA
20KP30CA
20KP32CA
20KP34CA
20KP36CA
20KP40CA
20KP44CA
20KP48CA
20KP52CA
20KP56CA
20KP60CA
20KP64CA
20KP68CA
20KP72CA
20KP80A
20KP88CA
20KP96CA
20KP104CA
20KP112CA
20KP120CA
20KP132CA
20KP144CA
20KP160CA
20KP172CA
20KP180CA
20KP192CA
20KP204CA
20KP216CA
20KP232CA
20KP240CA
20KP256CA
20KP280CA
20KP300CA
For Bi-Directional devices having V
R
of 40 volts and under, the I
R
limit is double
UN Semiconductor Co., Ltd.
Revision
October 18, 2013
www.unsemi.com.tw
2/5
@ UN Semiconductor Co., Ltd. 2013
Specifications are subject to change without notice.
Please refer to www.unsemi.com.tw for current information.
Axial Lead Transient Voltage Suppressors (TVS)
20KP Series
20 To 300 V
20000W
Ratings and Characteristic Curves (T
A
=25°C unless otherwise noted)
Figure 1 - Peak Pulse Power Rating Curve
1000
Figure 2 - Pulse Derating Curve
Peak Pulse Power (P
PP
) or Current (I
PP
)
Derating in Percentage %
100
P
PPM
- Peak Pulse Power (kW)
80
100
60
40
10
20
0.1
0.1
10
100
t
d
- Pulse Width (μs)
1000
0
0
25
50
75
100
125 150 175
T
A
-Ambient temperature(°C)
200
Figure 3 - Pulse Waveform
150
Figure 4 - Typical Junction Capacitance
1000000
I
PPM
- Peak Pulse Current, % I
RSM
t
r
=10µsec
Peak Value
IPPM
100
C
J
–
Junction Capacitance (pF)
T
J
=25°C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of I
PPM
Bi-directional
@zero bins
10000
Uni-directional
@zero bins
Half Value
I
PPM
(I
PPM
/2)
50
10/1000µsec. Waveform
as defined by R.E.A
Uni-directional @V
RWM
100
Tj=25°C
f=1.0MHz
Vsig=50mVp-p
Bi-directional @V
RWM
0
0
t
c
1.0
2.0
t - Time (ms)
3.0
4.0
1
0
50
100
150
200
250
300
V
BR
-Reverse Breakdown Voltage (V)
350
Figure 5 - Steady State Power Derating Curve
P
M(AV)
, Steady State Power Dissipation (W)
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
0
25
50
75
100
125
150
T
L
- Lead Temperature(°C)
175
200
Figure 6 - Maximum Non-Repetitive Surge Current
500
I
FSM
-Peak Forward Surge Current
(A)
450
400
350
300
T
J
=T
J
max.
8.3 ms Single Half Sine-Wave
250
200
1
10
Number of Cycles at 60Hz
100
UN Semiconductor Co., Ltd.
Revision
October 18, 2013
www.unsemi.com.tw
3/5
@ UN Semiconductor Co., Ltd. 2013
Specifications are subject to change without notice.
Please refer to www.unsemi.com.tw for current information.
Axial Lead Transient Voltage Suppressors (TVS)
20KP Series
20 To 300 V
20000W
I-V Curve Characteristics
Physical Specifications
Weight
Case
Polarity
Terminal
0.07 ounce, 2.1gram
JEDEC R-6/P600 Molded Plastic over
glass passivated junction
Color band denotes cathode except
Bipolar
Matte Tin-plated leads, Solderable per
JESD22-B102D
Environmental Specifications
Temperature Cycle
Pressure Cooker
High Temp. Storage
HTRB
Thermal Shock
JESD22-A104
JESD22-A102
JESD22-A103
JESD22-A108
JESD22-A106
Soldering Parameters
Reflow Condition
T
P
Ramp-up
Critical Zone
T
L
to T
P
Lead–free assembly
150°C
200°C
60 -180 Seconds
3°C/second max
3°C/second max
217°C
60 -150 Seconds
260 +0/-5°C
of
actual
peak
20 -40 Seconds
6°C/second max
8 minutes Max
280°C
-Temperature Min (T
s(min)
)
Pre Heat
-Temperature Max (T
s(max)
)
- Time (min to max) (t
s
)
T
L
T
S(max)
Temperature
Ramp-down
T
S(min)
Preheat
Average ramp up rate ( Liquidus Temp T
L
)
to peak
T
S(max)
to TL - Ramp-up Rate
- Temperature (T
L
) (Liquidus)
25
Time to peak temperature
(t 25℃ to peak)
Reflow
Time
- Time (min to max) (t
s
)
Peak Temperature (T
P
)
Time within 5°C
Temperature (t
p
)
Ramp-down Rate
Time 25°C to peak Temperature (T
P
)
Do not exceed
UN Semiconductor Co., Ltd.
Revision
October 18, 2013
www.unsemi.com.tw
4/5
@ UN Semiconductor Co., Ltd. 2013
Specifications are subject to change without notice.
Please refer to www.unsemi.com.tw for current information.
Axial Lead Transient Voltage Suppressors (TVS)
20KP Series
Dimensions
R6/P600
Cathode Band
20 To 300 V
20000W
Inches
Dimensions
Min
A
B
C
D
1.000
0.340
0.048
0.340
Max
-
0.360
0.052
0.360
Millimeters
Min
25.40
8.64
1.22
8.64
Max
-
9.14
1.32
9.14
Part Numbering
20KP
×××
CA
5% V
BR
VOLTAGE TOLERANCE
BI-DIRECTIONAL
V
R
VOLTAGE
SERIES
Packaging
Part Number
20KPXXXXX
Component
Package
R6/P600
Quantity
200
Packaging
Option
Box
Packaging Dimensions
Unit: Inches (Millimeters)
2.56
(65.00)
0.25
(6.35)
0.40±0.020
(10.16±0.508)
UN Semiconductor Co., Ltd.
Revision
October 18, 2013
www.unsemi.com.tw
5/5
@ UN Semiconductor Co., Ltd. 2013
Specifications are subject to change without notice.
Please refer to www.unsemi.com.tw for current information.