1.5KE47A Littelfuse Inc, 1.5KE47A Datasheet - Page 2

• Manufacturer Part Number: 1.5KE47A
• Description: DIODE TVS 47V 1500W 5% UNI AXL
• Manufacturer: Littelfuse Inc
• Series: 1.5KEr
• Type: Dioder

Specifications of 1.5KE47A

• Package / Case: Axial
• Voltage - Reverse Standoff (typ): 40.2V
• Voltage - Breakdown: 44.7V
• Power (watts): 1500W
• Polarization: Unidirectional
• Mounting Type: Through Hole
• Polarity: Unidirectional
• Channels: 1 Channel
• Clamping Voltage: 64.8 V
• Operating Voltage: 40.2 V
• Breakdown Voltage: 44.7 V
• Termination Style: Through Hole
• Peak Surge Current: 23.5 A
• Peak Pulse Power Dissipation: 1500 W
• Maximum Operating Temperature: + 175 C
• Minimum Operating Temperature: - 55 C
• Dimensions: 5.3 mm Dia. x 5.3 (Max) mm W x 9.5 mm L
• Brand/series: 1.5KE Series
• Current, Surge: 23.5 A
• Primary Type: Transient Voltage Surge Suppressor
• Termination: Solder
• Voltage, Clamping: 64.8 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: Data/Comm, Industrial Equipment
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 1.5KE47A; 1.5KE47ALF; 1.5KE47ALF; 1.5KE47ALFTR; 1.5KE47AT

Notes:
1. Non-repetitive current pulse , per Fig. 3 and derated above T
2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per
3. V
Agency Approvals
Maximum Ratings and Thermal Characteristics
(T
Parameter
Peak Pulse Power Dissipation by
10x1000μs test waveform (Fig.1)
(Note 1)
Steady State Power Dissipation on
inifinite heat sink at T
Peak Forward Surge Current, 8.3ms
Single Half Sine Wave Unidirectional
only (Note 2)
Maximum Instantaneous Forward
Voltage at 100A for Unidirectional
only (Note 3)
Operating Junction and Storage
Temperature Range
Typical Thermal Resistance Junction
to Lead
Typical Thermal Resistance Junction
to Ambient
minute maximum.
AGENCY
F
<3.5V for devices of V
A
RoHS
=25
O
C unless otherwise noted)
1.5KE Series
BR
_
<
L
=75ºC (Fig. 5)
200V and V
AGENCY FILE NUMBER
F
<5.0V for devices of V
E128662/E230531
Symbol
T
J
P
I
, T
R
R
P
FSM
V
PPM
uJL
uJA
D
F
STG
A
= 25
Transient Voltage Suppression Diodes
Axial Leaded – 1500W > 1.5KE series
-55 to 175
BR
O
3.5/5.0
_
>
Value
C per Fig. 2.
1500
200
6.5
15
75
201V.
°C/W
°C/W
Unit
W
W
°C
A
V
87
Description
The 1.5KE Series is designed specifically to protect
sensitive electronic equipment from voltage transients
induced by lightning and other transient voltage events.
Features
Applications
TVS devices are ideal for the protection of I/O interfaces,
V
computer, industrial and consumer electronic applications.
CC
temperature coefficient
ΔV
junction in DO-201
Package
capability at 10×1000μs
waveform, repetition rate
(duty cycles):0.01%
typically less than 1.0ps
from 0 Volts to BV min
capability
bus and other vulnerable circuits used in telecom,
BR
= 0.1% x V
BR
@25°C x ΔT
resistance
above 13V
soldering guaranteed:
260°C/40 seconds /
0.375” ,(9.5mm) lead
length, 5 lbs., (2.3kg)
tension
Underwriters Laboratory
Flammability classification
94V-O
R
less than 1μA
1.5KE Series