© 2020 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: GD. 12/16/20
TVS Diodes
Axial Leaded – 1500W > TP1.5KE series
Agency Agency File Number
E230531
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.
Applications
Features
The TP1.5KE Series is designed specifically to protect
sensitive electronic equipment from voltage transients
induced by lightning and other transient voltage events.
Description
Parameter Symbol Value Unit
Peak Pulse Power Dissipation by
10/1000μs Test Waveform (Fig.2)(Note 1) PPPM 1500 W
Steady State Power Dissipation on
Infinite Heat Sink at TL=75ºC PD6.5 W
Peak Forward Surge Current, 8.3ms
Single Half Sine Wave Unidirectional Only
(Note 2)
IFSM 200 A
Maximum Instantaneous Forward Voltage
at 100A for Unidirectional Only (Note 3) VF3.5 V
Operating Junction Temperature Range TJ-55 to 150 °C
Storage Temperature Range TSTG -55 to 175 °C
Typical Thermal Resistance Junction to
Lead RθJL 15 °C/W
Typical Thermal Resistance Junction to
Ambient RθJA 75 °C/W
Notes:
1. Non-repetitive current pulse , per Fig. 4 and derated above TJ (initial) =25OC per Fig. 3.
2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per minute maximum.
Maximum Ratings and Thermal Characteristics
(TA=25OC unless otherwise noted)
Agency Approvals
• High reliability application
and automotive grade
AEC-Q101 rev D qualified
• Glass passivated chip
junction in DO-201
Package
• 1500W 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
30kV(Air), 30kV (Contact)
• ESD protection of data
lines in accordance with
IEC 61000-4-2
• EFT protection of data
lines in accordance with
IEC 61000-4-4
• Low incremental surge
resistance
• High temperature
to reflow soldering
guaranteed: 260°C/10sec
/ 0.375”,(9.5mm) lead
length, 5 lbs., (2.3kg)
tension
• VBR @ TJ= VBR@25°C
x (1+αT x (TJ - 25))
(αT:Temperature
Coefficient, typical value
is 0.1%)
• Plastic package is
flammability rated V-0 per
Underwriters Laboratories
• Matte tin lead–free plated
• Halogen free and RoHS
compliant
• Pb-free E3 means 2nd
level interconnect is
Pb-free and the terminal
finish material is tin(Sn)
(IPC/JEDEC J-STD-
609A.01)
TP1.5KE Series
Bi-directional
Uni-directional
Functional Diagram
Bi-directional
Uni-directional
Cathode Anode
RoHS
Pb
e3
© 2020 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: GD. 12/16/20
TVS Diodes
Axial Leaded – 1500W > TP1.5KE series
Electrical Characteristics (TA=25°C unless otherwise noted)
Part
Number
(Uni)
Part
Number
(Bi)
Reverse Stand
off Voltage VR
(Volts)
Breakdown Voltage VBR
(Volts) @ IT
Test
Current
IT (mA)
Maximum
Clamping
Voltage
VC @ Ipp
(Volts)
Maximum
Peak Pulse
Current Ipp (A)
Maximum
Reverse
Leakage IR @
VR (µA)
Agency
Approval
MIN MAX
TP1.5KE12A TP1.5KE12CA 10.20 11.40 12.60 1 16.7 91.0 5 X
TP1.5KE13A TP1.5KE13CA 11. 10 12.40 13.70 1 18.2 83.5 1 X
TP1.5KE15A TP1.5KE15CA 12.80 14.30 15.80 1 21.2 71.7 1 X
TP1.5KE16A TP1.5KE16CA 13.60 15.20 16.80 1 22.5 67.6 1 X
TP1.5KE18A TP1.5KE18CA 15.30 1 7. 1 0 18.90 1 25.2 60.3 1 X
TP1.5KE20A TP1.5KE20CA 1 7. 1 0 19.00 21.00 1 27.7 54.9 1 X
TP1.5KE22A TP1.5KE22CA 18.80 20.90 23.10 1 30.6 49.7 1 X
TP1.5KE24A TP1.5KE24CA 20.50 22.80 25.20 1 33.2 45.8 1 X
TP1.5KE27A TP1.5KE27CA 23.10 25.70 28.40 1 37.5 40.5 1 X
TP1.5KE30A TP1.5KE30CA 25.60 28.50 31.50 1 41.4 36.7 1 X
TP1.5KE33A TP1.5KE33CA 28.20 31.40 34.70 1 45.7 33.3 1 X
TP1.5KE36A TP1.5KE36CA 30.80 34.20 37.80 1 49.9 30.5 1 X
TP1.5KE39A TP1.5KE39CA 33.30 37.10 41.00 1 53.9 28.2 1 X
TP1.5KE43A TP1.5KE43CA 36.80 40.90 45.20 1 59.3 25.6 1 X
TP1.5KE47A TP1.5KE47CA 40.20 44.70 49.40 1 64.8 23.5 1 X
I-V Curve Characteristics
Vc VBR VR
IR
IT
Ipp
V
Uni-directional
VF
Vc VBR VR
IR
IT
Ipp
V
Vc
VBR
VR
Ipp
IR
IT
Bi-directional
PPPM Peak Pulse Power Dissipation -- Max power dissipation
VR Stand-off Voltage -- Maximum voltage that can be applied to the TVS without operation
VBR Breakdown Voltage -- Maximum voltage that flows though the TVS at a specified test current (IT)
VC Clamping Voltage -- Peak voltage measured across the TVS at a specified Ippm (peak impulse current)
IR Reverse Leakage Current -- Current measured at VR
VF Forward Voltage Drop for Uni-directional
© 2020 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: GD. 12/16/20
TVS Diodes
Axial Leaded – 1500W > TP1.5KE series
Voltage Transients
Time
Voltage Across TVS
Current Through TVS
Voltage or Current
Figure 1 - TVS Transients Clamping Waveform
Ratings and Characteristic Curves (TA=25°C unless otherwise noted)
Figure 2 - Peak Pulse Power Rating
t
d
-Pulse Width (ms)
PPPM-Peak Pulse Power (kW)
0.1
1
10
100
0.0010.010.1 110
TJ initial = Tamb
IPPM- Peak Pulse Current, % IRSM
0
0
50
100
150
1.0 2.0 3.0 4.0
tr=10µsec
Peak Value
IPPM
IPPM
2
TJ=25°C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of IPPM
10/1000µsec. Waveform
as defined by R.E.A
td
t-Time (ms)
Half Value
IPPM ( )
1
10
100
1000
10000
100000
110100 1000
Uni-directional V=0V
Bi-directional V=0V
Bi-directional V=
V
R
Uni-directional V=
VR
Cj(pF)
V
BR
-Reverse Breakdown Voltage(V)
Figure 4 - Pulse Waveform
Figure 5 - Typical Junction Capacitance
Figure 3 - Peak Pulse Power Derating Curve
Peak Pulse Power (P
PP
) or Current (I
PP
)
Derating in Percentage %
0
25
50
75
100
0255075100 125 150 175
TJ - Initial Junction Temperature (ºC)
Transient Thermal Impedance (°C/W)
-Pulse Duration (s)
TP
0.1
1
10
100
0.01 0.11 10 100 1000
Figure 6 - Typical Transient Thermal Impedance
© 2020 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: GD. 12/16/20
TVS Diodes
Axial Leaded – 1500W > TP1.5KE series
Physical Specifications
Weight 0.045oz., 1.2g
Case JEDEC DO-201 molded plastic body over passivated junction.
Polarity Color band denotes the cathode except Bipolar.
Terminal Matte Tin axial leads, solderable per
JESD22-B102.
Soldering Parameters
Temperature (T)
Time (t)
Ts(min)
Ts(max)
TL
TP
ts
Preheat
tL
tp
Ramp-up Critical Zone
TL to TP
Ramp-down
t 25˚C to Peak
25˚C
Reflow Condition Lead–free assembly
Pre Heat
- Temperature Min (Ts(min))150°C
- Temperature Max (Ts(max))200°C
- Time (min to max) (ts)60 – 120 secs
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
- Temperature (TL) (Liquidus) 217°C
- Time (min to max) (tL)60 – 150 seconds
Peak Temperature (TP)260+0/-5 °C
Time within 5°C of actual peak Temperature
(tp)30 seconds max
Ramp-down Rate 6°C/second max
Time 25°C to peak Temperature (TP)8 minutes max.
Do not exceed 260°C
Flow/Wave Soldering (Solder Dipping)
Peak Temperature : 265OC
Dipping Time : 10 seconds
Soldering : 1 time
Environmental Specifications
High Temp. Storage JESD22-A103
HTRB JESD22-A108
Temperature Cycling JESD22-A104
H3TRB JESD22-A101
RSH JESD22-B106
0
20
40
60
80
100
120
140
160
180
200
110100
Nu
mber of Cycles at 60 Hz
IFSM - Peak Forward Surge Current (A)
Figure 7 - Maximum Non-Repetitive Peak Forward
Surge Current Uni-Directional Only
Ratings and Characteristic Curves (TA=25°C unless otherwise noted) (Continued)
IF-Peak Forward Current(A)
VF-Peak Forward Voltage(V)
0.1
1.0
10.0
100.0
0.01.0 2.03.0 4.05.0 6.07.0 8.09.0
Figure 8 - Peak Forward Voltage Drop vs Peak Forward
Current (Typical Values)
© 2020 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: GD. 12/16/20
TVS Diodes
Axial Leaded – 1500W > TP1.5KE series
Part Numbering System
Packaging
Part Number Component
Package Quantity Packaging
Option Packaging Specification
TP1.5KExxxXX DO-201 1200 Tape & Reel EIA STD RS-296
SERIES CODE
TP1.5KE xxx XX
TYPE CODE:
A Uni-Directional (5%
VBR
Voltage Tolerance)
CA Bi-Directional (5%
VBR
Voltage Tolerance)
VBR
VOLTAGE CODE
(Refer to the Electrical Characteristics table)
Part Marking System
F
TP1.5KEXXX
YYWW
Trace Code Marking
YY:Year Code
WW: Week Code
Product Type
Littelfuse Logo
Cathode Band
(for Uni-directional
products only)
Tape and Reel Specification
Dimensions
Dimensions
Inches Millimeters
Min Max Min Max
A1.000 - 25.40 -
B0.285 0.375 7.20 9.50
C0.038 0.042 0.96 1.07
D0.190 0.210 4.80 5.30
D
AA
C
B
Cathode Band
(for Uni-directional products only)
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not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at: www.littelfuse.com/disclaimer-electronics