1.5KE SERIES
Transient Voltage Suppressors (TVS) Data Sheet
Features
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Glass passivated junction
Low zener impedance
Excellent clamping capability
1500W peak pulse power capability at 10/1000μs waveform,
repetition rate (duty cycle): 0.01%
Fast response time
Typical I
R
less than 1μA above 12V.
High Temperature soldering guaranteed: 265
℃
/10 seconds/.375″,
(9.5mm) lead length, 5lbs (2.3kg) tension
Plastic package has underwriters laboratory flammability 94V-0
Meets MSL level 1, per J-STD-020.
Safety certification: UL: E244458
Mechanical Data
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Case: JEDEC DO-201 Moulded plastic
Terminal: Axial leads, solderable per MIL-STD-750, Method 2026
Polarity: Color band denotes cathode except bi-directional models
Mounting Position: Any
Weight: 0.97g
Applications
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I/O interface
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AC/DC power supply
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Low frequency signal transmission line (RS232, RS485, etc.)
Maximum Ratings and Characteristics
Ratings at 25℃ ambient temperature unless otherwise specified.
Rating
Peak pulse power dissipation at 10/1000μs waveform
(Note1, Fig.1)
Peak pulse current of at 10/1000μs waveform (Note 1, Fig.3)
Steady state power dissipation at T
L
=75℃ (Fig.5)
Peak forward surge current, 8.3ms single half sine-wave
superimposed on rated load, (JEDEC Method) (Note2, Fig.6)
Operating junction and Storage Temperature Range.
Typical thermal resistance junction to lead
Typical thermal resistance junction to ambient
Symbol
P
PPM
I
PPM
P
M(AV)
I
FSM
T
J
,T
STG
R
θJL
R
θJA
Value
Minimum 1500
See Table
6.5
200
-55 to +175
15
75
Units
Watts
Amps
Watts
Amps
℃
℃/W
℃/W
Notes: 1. Non-repetitive current pulse, per Fig.3 and derated above T
A
=25℃ per Fig.2.
2. 8.3ms single half sine-wave, or equivalent square wave, duty cycle=4 pulses per minutes maximum.
Revision：21-Jul-14
www.brightking.com
1.5KE SERIES
Ratings and Characteristic Curves (T
A
=25℃ unless otherwise noted)
Figure 1. Peak Pulse Power Rating Curve
Figure 2. Pulse Derating Curve
100
P
PPM
- Peak Pulse Power (kW)
75
50
25
0
0
25
50
75
100 125
150 175
200
T
A
-Ambient Temperature (℃)
Figure 3. Pulse Waveform
Figure 4. Typical Junction Capacitance
Figure 5. Steady State Power Dissipation Derating
Curve
P
M(AV)
, Steady State Power Dissipation (W)
I
PPM
- Peak Pulse Current, %I
RSM
Figure 6. Maximum Non-Repetitive Forward
Surge Current Uni-Directional Only
Revision：21-Jul-14
www.brightking.com
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