LITTELFUSE 20KPA160A

Transient Voltage Suppression Diodes
Axial Leaded – 20000W > 20KPA series
RoHS
20KPA Series
Description
The 20KPA Series is designed specifically to protect
sensitive electronic equipment from voltage transients
induced by lightning and other transient voltage events.
Features
t -PXJODSFNFOUBMTVSHF
resistance
t 5ZQJDBM*R less than 2μA
above 49V
ΔVBR = 0.1% x VBR@25°C x ΔT t )JHIUFNQFSBUVSF
soldering guaranteed:
t (MBTTQBTTJWBUFEDIJQ
260°C/40 seconds /
junction in P600 package
0.375”,(9.5mm) lead
t 8QFBLQVMTF
length, 5 lbs., (2.3kg)
capability at 10×1000μs
tension
waveform, repetition rate
t
1MBTUJDQBDLBHFIBT
(duty cycles):0.01%
Underwriters Laboratory
t 'BTUSFTQPOTFUJNF
Flammability classification
typically less than 1.0ps
94V-O
from 0 Volts to BV min
t .BUUF5JO-FBEoGSFFQMBUFE
t &YDFMMFOUDMBNQJOH
capability
t)BMPHFO'SFF
t 3P)4DPNQMJBOU
t 5ZQJDBMNBYJNVN
temperature coefficient
Agency Approvals
AGENCY FILE NUMBER
E230531
Maximum Ratings and Thermal Characteristics
(TA=25OC unless otherwise noted)
Parameter
Symbol
Value
Unit
PPPM
20000
W
Steady State Power Dissipation on
inifinite heat sink at TL=75ºC (Fig. 5)
PD
8.0
W
Peak Forward Surge Current, 8.3ms
Single Half Sine Wave Unidirectional
only (Note 2)
IFSM
400
A
TJ , TSTG
-55 to 175
°C
Typical Thermal Resistance Junction
to Lead
RuJL
8.0
°C/W
Typical Thermal Resistance Junction
to Ambient
RuJA
40
°C/W
Peak Pulse Power Dissipation by
10x1000μs test waveform (Fig.1)
(Note 1)
Operating Junction and Storage
Temperature Range
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.
Notes:
1. Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2.
2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per
minute maximum.
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/20KPA.html for current information.
117
Revision: January 09, 2009
20KPA Series
20KPA Series
AGENCY
Transient Voltage Suppression Diodes
Axial Leaded – 20000W > 20KPA series
Electrical Characteristics
MIN
Test
Current
IT
(mA)
Maximum
Peak
Pulse
Current Ipp
(A)
Maximum
Reverse
Leakage
IR @ VR
(μ A)
Maximum
Clamping
Voltage
VC @ IPP
(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
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
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
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
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
Part
Number
(Uni)
Part
Number
(Bi)
Reverse
Stand off
Voltage VR
(Volts)
Breakdown
Voltage VBR
(Volts) @ IT
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
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
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
Agency
Approval
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
For bidirectional type having VRWM of 40 volts and less, the IR limit is double.
For parts without A , the VBR is ± 10% and VC is 5% higher than with A parts.
20KPA Series
118
Revision: January 09, 2009
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/20KPA.html for current information.
Transient Voltage Suppression Diodes
Axial Leaded – 20000W > 20KPA series
Ratings and Characteristic Curves (T =25°C unless otherwise notedFigure 1 - Peak Pulse Power Rating Curve
A
Figure 1 - Peak Pulse Power Rating Curve
Figure 2 - Pulse Derating Curve
100
Peak Pulse Power (PPP) or Current (IPP)
Derating in Percentage %
PPPM- Peak Pulse Power (KW)
1000
100
10
1
0.1
0.000001
60
40
20
0
0.001
0.0001
0.00001
80
0
25
50
75
100
125
150
175
200
TA-Ambient temperature (ºC)
td- Pulse Width (Sec.)
Figure 3 - Pulse Waveform
Figure 4 - Typical Junction Capacitance
TJ=25°C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of IPPM
Peak Value
IPPM
100
Bi-directional V= OV
Half Value
IPPM IPPM
( )
2
50
10/1000μsec. Waveform
as defined by R.E.A
td
0
Uni-directional V= OV
Uni-directional @ VR
Bi-directional @ VR
100
Tj=25C
f=1.0MHz
Vsig=50mVp-p
1
1.0
0
10000
2.0
3.0
0
4.0
t-Time (ms)
100
150
200
250
300
350
Figure 6 - Maximum Non-Repetitive Peak Forward
Surge Current
Figure 5 - Steady State Power Derating Curve
9
450
8
IFSM, Peak Forward Surge Current (A)
Steady State Power Dissipation (W)
50
VBR - Reverse Breakdwon Voltage (V)
7
6
5
4
3
L = 0.375” (9.5mm)
Lead Lengths
2
1
0
0
25
50
75
300
250
200
150
100
50
1
TL- Lead Temperature (ºC)
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/20KPA.html for current information.
350
0
100 125 150 175 200
©2009 Littelfuse, Inc.
400
10
100
Number of Cycles at 60 Hz
119
Revision: January 09, 2009
20KPA Series
20KPA Series
tr=10μsec
Cj, Junction Capacitance (pf)
IPPM- Peak Pulse Current, % IRSM
150
Transient Voltage Suppression Diodes
Axial Leaded – 20000W > 20KPA series
Soldering Parameters
Reflow Condition
Ramp-up
- Temperature Min (Ts(min))
150°C
- Temperature Max (Ts(max))
200°C
- Time (min to max) (ts)
oTFDT
Critical Zone
TL to TP
TL
Average ramp up rate (Liquidus Temp
(TL) to peak
3°C/second max
TS(max) to TL - Ramp-up Rate
3°C/second max
Reflow
tp
TP
Temperature (T)
Pre Heat
-FBEoGSFFBTTFNCMZ
tL
Ts(max)
Ramp-down
Ts(min)
ts
Preheat
25˚C
- Temperature (TL) (Liquidus)
217°C
- Time (min to max) (ts)
oTFDPOET
t 25˚C to Peak
Time (t)
Peak Temperature (TP)
260+0/-5 °C
Time within 5°C of actual peak
Temperature (tp)
oTFDPOET
Flow/Wave Soldering (Solder Dipping)
Ramp-down Rate
6°C/second max
Peak Temperature :
265OC
Time 25°C to peak Temperature (TP)
8 minutes Max.
Dipping Time :
10 seconds
280°C
Soldering :
1 time
Do not exceed
Physical Specifications
Environmental Specifications
Weight
0.07oz., 2.5g
Temperature Cycle
JESD22-A104
Case
P600 molded plastic body over
passivated junction.
Pressure Cooker
JESD 22-A102
Polarity
Color band denotes the cathode except
Bipolar.
High Temp. Storage
JESD22-A103
Terminal
Matte Tin axial leads, solderable per
JESD22-B102D.
HTRB
JESD22-A108
Thermal Shock
JESD22-A106
Dimensions
D
Dimensions
C
A
A
B
Inches
Millimeters
Min
Max
Min
Max
A
1.000
-
25.40
-
B
0.340
0.360
8.60
9.10
C
0.048
0.052
1.22
1.32
D
0.340
0.360
8.60
9.10
P600
20KPA Series
120
Revision: January 09, 2009
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/20KPA.html for current information.
Transient Voltage Suppression Diodes
Axial Leaded – 20000W > 20KPA series
Part Numbering System
Part Marking System
20KPA xxx XX X
Cathode Band
20KPAXXX
OPTION CODE:
BLANK Reel Tape
-B Bulk Packaging
TYPE CODE:
A Uni-Directional (5% Voltage Tolerance)
CA Bi-Directional
F
VOLTAGE CODE
(Refer to the Electrical Characteristics table)
Littelfuse Logo
Product Type
SERIES CODE
Packaging
Component
Package
Quantity
Packaging
Option
20KPAxxxXX
P600
800
Tape & Reel
20KPAxxxXX-B
P600
500
BULK
Packaging Specification
EIA STD RS-296E
Littelfuse Concord Packing Spec. DM-0016
20KPA Series
Part Number
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/20KPA.html for current information.
121
Revision: January 09, 2009
20KPA Series