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Transient Voltage Suppression Diodes
Axial Leaded - 15000W > 15KPA series
RoHS
15KPA Series
Description The 15KPA Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Features resistance less than 2A R above 36V soldering guaranteed: 260C/40 seconds / 0.375" , (9.5mm) lead length, 5 lbs., (2.3kg) tension Underwriters Laboratory Flammability classification 94V-O
temperature coefficient Agency Approvals
AGENCY AGENCY FILE NUMBER E128662/E230531
VBR = 0.1% x VBR@25C x T
junction in P600 package capability at 10x1000s waveform, repetition rate (duty cycles):0.01% typically less than 1.0ps from 0 Volts to BV min
Unit W W A C C/W C/W
Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted)
Parameter Peak Pulse Power Dissipation by 10x1000s test waveform (Fig.1) (Note 1) Steady State Power Dissipation on inifinite heat sink at TL=75C (Fig. 5) Peak Forward Surge Current, 8.3ms Single Half Sine Wave Unidirectional only (Note 2) Operating Junction and Storage Temperature Range Typical Thermal Resistance Junction to Lead Typical Thermal Resistance Junction to Ambient Symbol PPPM PD IFSM TJ , TSTG RuJL RuJA Value 15000 8.0 400 -55 to 175 8.0 40
capability 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.
(c)2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.Littelfuse.com/series/15KPA.html for current information.
111 Revision: January 09, 2009
15KPA Series
15KPA Series
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.
Transient Voltage Suppression Diodes
Axial Leaded - 15000W > 15KPA series
Electrical Characteristics
Part Number (Uni)
15KPA17A 15KPA18A 15KPA20A 15KPA22A 15KPA24A 15KPA26A 15KPA28A 15KPA30A 15KPA33A 15KPA36A 15KPA40A 15KPA43A 15KPA45A 15KPA48A 15KPA51A 15KPA54A 15KPA58A 15KPA60A 15KPA64A 15KPA70A 15KPA75A 15KPA78A 15KPA85A 15KPA90A 15KPA100A 15KPA110A 15KPA120A 15KPA130A 15KPA150A 15KPA160A 15KPA170A 15KPA180A 15KPA200A 15KPA220A 15KPA240A 15KPA260A 15KPA280A
Part Number (Bi)
15KPA17CA 15KPA18CA 15KPA20CA 15KPA22CA 15KPA24CA 15KPA26CA 15KPA28CA 15KPA30CA 15KPA33CA 15KPA36CA 15KPA40CA 15KPA43CA 15KPA45CA 15KPA48CA 15KPA51CA 15KPA54CA 15KPA58CA 15KPA60CA 15KPA64CA 15KPA70CA 15KPA75CA 15KPA78CA 15KPA85CA 15KPA90CA 15KPA100CA 15KPA110CA 15KPA120CA 15KPA130CA 15KPA150CA 15KPA160CA 15KPA170CA 15KPA180CA 15KPA200CA 15KPA220CA 15KPA240CA 15KPA260CA 15KPA280CA
Reverse Stand off Voltage VR (Volts)
17 18 20 22 24 26 28 30 33 36 40 43 45 48 51 54 58 60 64 70 75 78 85 90 100 110 120 130 150 160 170 180 200 220 240 260 280
Breakdown Voltage VBR (Volts) @ IT MIN
18.99 20.11 22.34 24.57 26.81 29.04 31.28 33.51 36.90 40.20 44.70 48.00 50.30 53.60 57 .00 60.30 64.80 67 .00 71.50 78.20 83.80 87 .10 94.90 100.50 111.70 122.90 134.00 145.20 167 .60 178.70 189.90 201.10 223.40 245.70 268.10 290.40 312.80
Test Current IT (mA)
50 50 20 10 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 5
Maximum Peak Pulse Current Ipp (A)
515.4 488.7 440.2 407 .0 371.0 343.2 317 .9 297 .8 276.1 252.5 229.5 216.3 207 .4 194.3 182.1 172.2 161.0 155.0 144.9 132.9 123.8 119.7 109.7 103.7 93.6 84.5 78.5 72.5 62.4 58.4 55.4 52.3 47 .3 35.2 39.3 36.2 33.2
Maximum Reverse Leakage IR @ VR ( A)
5000 5000 1500 500 150 50 25 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 2 2
Maximum Clamping Voltage VC @ IPP (V)
29.3 30.9 34.3 37 .1 40.7 44.0 47 .5 50.7 54.7 59.8 65.8 69.8 72.8 77 .7 82.9 87 .7 93.8 97 .4 104.2 113.6 122.0 126.1 137 .6 145.6 161.3 178.6 192.3 208.3 241.9 258.6 272.7 288.5 319.1 428.6 384.6 416.7 454.5
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 X
For bidirectional type having VR of 30 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
15KPA Series
112 Revision: January 09, 2009
(c)2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.Littelfuse.com/series/15KPA.html for current information.
Transient Voltage Suppression Diodes
Axial Leaded - 15000W > 15KPA series
Ratings and Characteristic Curves (T =25C unless otherwise noted)
A
Figure 1 - Peak Pulse Power Rating Curve
1000
PPPM-Peak Pulse Power (kW)
Figure 2 - Pulse Derating Curve
100
Peak Pulse Power (PPP) or Current (IPP) Derating in Percentage % 0.00001 0.0001 0.001
80
100
60
10
40
20
1 0.000001 td-Pulse Width (sec.)
0 0 25 50 75 100 125 150 175 200 TA-Ambient temperature (C)
Figure 3 - Test Pulse Waveform
150
IPPM- Peak Pulse Current, % IRSM tr=10sec Peak Value IPPM
TJ=25C Pulse Width(td) is defined as the point where the peak current decays to 50% of IPPM
Figure 4 - Typical Junction Capacitance
Bi-directional V=0V
10000
Uni-directional V=0V
100
Cj (pf)
Half Value IPPM IPPM
2
Bi-directional @ VR
()
10/1000sec. Waveform as defined by R.E.A
100
Uni-directional @ VR
50
Tj=25C f=1.0MHz Vsig=50mVp-p
0
td
1 1.0 2.0 t-Time (ms) 3.0 4.0 0.0 50.0 100.0 150.0 200.0 250.0 300.0 350.0 VBR - Reverse Breakdown Voltage (V)
0
Figure 5 - Steady State Power Derating Curve
Figure 6 - Maximum Non-Repetitive Forward Surge Current
450
IFSM, Peak Forward Surge Current (A)
9 Steady State Power Dissipation (W) 8 7 6 5 4 3 2 1 0 0 25 50 75 100 125 150 175 200 TL- Lead Temperature(C)
L = 0.375" (9.5mm) Lead Lengths
400 350 300 250 200 150 100 50 0 1 10 Number of Cycles at 60 Hz 100
(c)2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.Littelfuse.com/series/15KPA.html for current information.
113 Revision: January 09, 2009
15KPA Series
15KPA Series
Transient Voltage Suppression Diodes
Axial Leaded - 15000W > 15KPA series
Soldering Parameters
Reflow Condition - Temperature Min (Ts(min)) Pre Heat - Temperature Max (Ts(max)) - Time (min to max) (ts) Average ramp up rate (Liquidus Temp (TL) to peak TS(max) to TL - Ramp-up Rate Reflow - Temperature (TL) (Liquidus) - Time (min to max) (ts) 260+0/-5 C 3C/second max 3C/second max 217C
25C t 25C to Peak
TP
tp
Ramp-up Critical Zone TL to TP
150C
Temperature (T)
200C
TL Ts(max)
tL
Ramp-down
Ts(min) ts
Preheat
Time (t)
Peak Temperature (TP) Time within 5C of actual peak Temperature (tp) Ramp-down Rate Time 25C to peak Temperature (TP) Do not exceed
Flow/Wave Soldering (Solder Dipping)
6C/second max 8 minutes Max. 280C Peak Temperature : Dipping Time : Soldering : 265OC 10 seconds 1 time
Physical Specifications
Weight Case Polarity Terminal 0.07oz., 2.5g P600 molded plastic body over passivated junction. Color band denotes the cathode except Bipolar. Matte Tin axial leads, solderable per JESD22-B102D.
Environmental Specifications
Temperature Cycle Pressure Cooker High Temp. Storage HTRB Thermal Shock JESD22-A104 JESD 22-A102 JESD22-A103 JESD22-A108 JESD22-A106
Dimensions
D C A A
Dimensions A B C D
Inches Min 1.000 0.340 0.048 0.340 Max 0.360 0.052 0.360
Millimeters Min 25.40 8.60 1.22 8.60 Max 9.10 1.32 9.10
B
P600
15KPA Series
114 Revision: January 09, 2009
(c)2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.Littelfuse.com/series/15KPA.html for current information.
Transient Voltage Suppression Diodes
Axial Leaded - 15000W > 15KPA series
Part Numbering System
15KPA xxx XX X
OPTION CODE: BLANK Reel Tape -B Bulk Packaging TYPE CODE: A Uni-Directional (5% Voltage Tolerance) CA Bi-Directional VOLTAGE CODE (Refer to the Electrical Characteristics table) SERIES CODE
Part Marking System
Cathode Band
15KPAXXX
F
Littelfuse Logo Product Type
Packaging
Part Number 15KPAxxxXX 15KPAxxxXX-B Component Package P600 P600 Quantity 800 500 Packaging Option Tape & Reel BULK Packaging Specification EIA STD RS-296E Littelfuse Concord Packing Spec. DM-0016
(c)2009 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.Littelfuse.com/series/15KPA.html for current information.
115 Revision: January 09, 2009
15KPA Series
15KPA Series

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