Download TVS Diodes 20KPA Datasheet

Transient Voltage Suppression Diodes
Axial Leaded – 20000W > 20KPA series
20KPA Series
RoHS
Description
Uni-directional
The 20KPA Series is designed specifically to protect
sensitive electronic equipment from voltage transients
induced by lightning and other transient voltage events.
Features
Bi-directional
• VBR @TJ= VBR@25°C × (1+αT
x (TJ - 25))
(αT: Temperature Coefficient)
Agency Approvals
AGENCY
AGENCY FILE NUMBER
E230531
Maximum Ratings and Thermal Characteristics
(TA=25°C unless otherwise noted)
Parameter
Symbol
Value
Unit
PPPM
20000
W
Steady State Power Dissipation on
Inifinite Heat Sink at TL=75ºC (Fig. 6)
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 150
°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
10/1000μs Test Waveform (Fig.2)
(Note 1)
Operating Junction and Storage
Temperature Range
Notes:
1. Non-repetitive current pulse , per Fig. 4 and derated above TA = 25°C per Fig. 3.
• Glass passivated chip
junction in P600 package
• 20000W peak pulse
capability at 10/1000μs
waveform, repetition rate
(duty cycles):0.01%
• Fast response time:
typically less than 1.0ps
from 0 Volts to BV min
• Excellent clamping
capability
• 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)
•E
FT protection of data
lines in accordance with
IEC 61000-4-4 (IEC801-4)
• Low incremental surge
resistance
• Typical IR less than 2μA
above 49V
• High temperature
soldering guaranteed:
260°C/40 seconds /
0.375”,(9.5mm) lead
length, 5 lbs., (2.3kg)
tension
• Plastic package has
underwriters laboratory
flammability classification
94V-O
• Matte tin lead–free plated
• Halogen free and RoHS
compliant
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.
2.Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per
minute maximum.
Additional Information
Functional Diagram
Datasheet
Bi-directional
Cathode
Resources
Samples
Anode
Uni-directional
www.BDTIC.com/littelfuse
© 2014 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/24/14
Transient Voltage Suppression Diodes
Axial Leaded – 20000W > 20KPA series
Electrical Characteristics (TA=25°C unless otherwise noted)
Part
Number
(Uni)
Part
Number
(Bi)
Reverse
Stand off
Voltage VR
(Volts)
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
Breakdown
Voltage VBR
(Volts) @ IT
MIN
MAX
Test
Current
IT
(mA)
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
24.57
29.49
31.94
34.41
36.86
39.31
41.80
44.22
49.17
54.01
58.96
63.91
68.86
73.70
78.65
83.60
88.44
98.34
108.13
117.92
127.82
137.61
147.40
162.14
176.88
196.57
211.31
221.21
235.95
250.69
265.43
285.01
294.91
314.60
344.08
368.61
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
Peak
Pulse
Current Ipp
(A)
Maximum
Reverse
Leakage
IR @ VR
(µ A)
Maximum
Clamping
Voltage
VC @ IPP
(V)
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
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.
www.BDTIC.com/littelfuse
© 2014 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/24/14
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
Transient Voltage Suppression Diodes
Axial Leaded – 20000W > 20KPA series
I-V Curve Characteristics
Bi-directional
Uni-directional
Ipp
Vc VBR VR
IR VF
IT
Vc VBR VR
V
IR
IT
VR VBR Vc
V
Ipp
Ipp
PPPM
VR
VBR
VC
IR
VF
IT
IR
Peak Pulse Power Dissipation -- Max power dissipation
Stand-off Voltage -- Maximum voltage that can be applied to the TVS without operation
Breakdown Voltage -- Maximum voltage that flows though the TVS at a specified test current (IT)
Clamping Voltage -- Peak voltage measured across the suppressor at a specified Ippm (peak impulse current)
Reverse Leakage Current -- Current measured at VR
Forward Voltage Drop for Uni-directional
Ratings and Characteristic Curves (TA=25°C unless otherwise noted)
Figure 1 - TVS Transients Clamping Waveform
Figure 2 - Peak Pulse Power Rating Curve
Voltage Transients
PPPM-Peak Pulse Power (kW)
1000
Voltage or Current
Voltage Across TVS
Current Through TVS
100
10
1
0.000001
0.00001
0.0001
0.001
td-Pulse Width (sec.)
Time
continues on next page.
www.BDTIC.com/littelfuse
© 2014 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/24/14
Transient Voltage Suppression Diodes
Axial Leaded – 20000W > 20KPA series
Ratings and Characteristic Curves (TA=25°C unless otherwise noted) (Continued)
Figure 3 - Pulse Derating Curve
Figure 4 - Pulse Waveform
150
IPPM- Peak Pulse Current, % IRSM
Peak Pulse Power (PPP) or Current (IPP)
Derating in Percentage %
100
80
60
40
20
0
0
25
50
75
100
125
150
tr=10µsec
Peak Value
IPPM
100
Half Value
IPPM IPPM
( )
2
50
10/1000µsec. Waveform
as defined by R.E.A
td
0
175
TJ=25°C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of IPPM
1.0
0
TA-Ambient temperature (ºC)
2.0
3.0
4.0
t-Time (ms)
Figure 5 - Typical Junction Capacitance
Figure 6 - Steady State Power Derating Curve
10000
Steady State Power Dissipation (W)
Cj, Junction Capacitance (pf)
9
Bi-directional V= OV
Uni-directional V= OV
Uni-directional @ VR
Bi-directional @ VR
100
Tj=25C
f=1.0MHz
Vsig=50mVp-p
1
0
50
100
150
200
250
300
350
VBR - Reverse Breakdwon Voltage (V)
8
7
6
5
4
3
L = 0.375” (9.5mm)
Lead Lengths
2
1
0
0
25
50
75
100 125 150 175 200
TL- Lead Temperature (ºC)
Figure 7 - Maximum Non-Repetitive Peak Forward
Surge Current
IFSM, Peak Forward Surge Current (A)
450
400
350
300
250
200
150
100
50
0
1
10
100
Number of Cycles at 60 Hz
www.BDTIC.com/littelfuse
© 2014 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/24/14
Transient Voltage Suppression Diodes
Axial Leaded – 20000W > 20KPA series
Soldering Parameter
Lead–free assembly
Pre Heat
150°C
- Temperature Max (Ts(max))
200°C
- Time (min to max) (ts)
60 –180 secs
TL
3°C/second max
Critical Zone
TL to TP
tL
Ts(max)
Ramp-down
Ts(min)
ts
Preheat
3°C/second max
TS(max) to TL - Ramp-up Rate
Reflow
Ramp-up
- Temperature Min (Ts(min))
Average ramp up rate (Liquidus Temp
(TL) to peak
tp
TP
Temperature (T)
Reflow Condition
25˚C
- Temperature (TL) (Liquidus)
217°C
- Time (min to max) (ts)
60 – 150 seconds
t 25˚C to Peak
Time (t)
Peak Temperature (TP)
260+0/-5 °C
Time within 5°C of actual peak
Temperature (tp)
20 – 40 seconds
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
Do not exceed
280°C
Soldering :
1 time
Environmental Specifications
Physical Specifications
Weight
0.07oz., 2.5g
High Temp. Storage
JESD22-A103
Case
P600 molded plastic body over
passivated junction.
HTRB
JESD22-A108
Polarity
Color band denotes the cathode except
Bipolar.
Temperature Cycling
JESD22-A104
Terminal
Matte Tin axial leads, solderable per
JESD22-B102.
H3TRB
JESD22-A101
RSH
JESD22-B106
Dimensions
D
Cathode Band
(for Uni-directional products only)
C
A
B
P600
A
Dimensions
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
www.BDTIC.com/littelfuse
© 2014 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/24/14
Transient Voltage Suppression Diodes
Axial Leaded – 20000W > 20KPA series
Part Numbering System
Part Marking System
OPTION CODE:
BLANK Reel Tape
-B Bulk Packaging
Cathode Band
TYPE CODE:
A Uni-Directional (5% VBR Voltage Tolerance)
CA Bi-Directional (5% VBR Voltage Tolerance)
(for Uni-directional
products only)
F
20KPA xxx XX X
YYWW
Trace Code Marking
Littelfuse Logo
VR VOLTAGE
YY:Year Code
WW: Week Code
20KPAXXX
SERIES CODE
Product Type
Packing Options
Part Number
Component Package
Quantity
Packaging Option
Packaging Specification
20KPAxxxXX
P600
800
Tape & Reel
EIA STD RS-296
20KPAxxxXX-B
P600
100
Bulk
Littelfuse Spec.
Tape and Reel Specification
Off Center
either side 2.063+0.079/-0.039
(53.0+2.0/-1.0)
0.028(0.7)
2.56
(65.0)
0.047
(1.2)
0.394+/-0.020
(10.0+/-0.5)
13.0
(330.2)
0.236
(6.0)
Dimensions are in
inches/mm
3.0
(76.2)
0.68
(17.27)
2.75
(69.85)
Recess Depth Max. 0.75 (19.05)
Direction of Feed
www.BDTIC.com/littelfuse
© 2014 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 01/24/14