Document
1.5KE SERIES
Transient Voltage Suppressor Diodes
Voltage Range 6.8 to 440 Volts 1500 Watts Peak Power 5.0 Watts Steady State
Features
UL Recognized File # E-96005 Plastic package has Underwriters Laboratory Flammability Classification 94V-0 Exceeds environmental standards of MIL-STD-19500 1500W surge capability at 10 x 100 us waveform, duty cycle: 0.01% Excellent clamping capability Low zener impedance Fast response time: Typically less than 1.0ps from 0 volts to VBR for unidirectional and 5.0 ns for bidirectional Typical IR less than 1uA above 10V High temperature soldering guaranteed: 260°C / 10 seconds / .375”,(9.5mm) lead length / 5lbs.,(2.3kg) tension
DO-201
Mechanical Data
Case: Molded plastic Lead: Axial leads, solderable per MIL-STD-202, Lead: Method 208 Polarity: Color band denotes cathode except bipolar Weight: 0.94gram Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Rating at 25°C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%
Type Number
Peak Power Dissipation at TA=25 C, Tp=1ms (Note 1)
O
Symbol PPK PD IFSM VF TJ, TSTG
Value Minimum1500 5.0 200 3.5 / 5.0 -55 to + 175
O
Units Watts Watts Amps Volts °C
Steady State Power Dissipation at TL=75 °C Lead Lengths .375”, 9.5mm (Note 2) Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method) (Note 3) Maximum Instantaneous Forward Voltage at 50.0A for Unidirectional Only (Note 4) Operating and Storage Temperature Range
Notes: 1. Non-repetitive Current Pulse Per Fig. 3 and Derated above TA=25 C Per Fig. 2. Notes: 2. Mounted on Copper Pad Area of 0.8 x 0.8” (20 x 20 mm) Per Fig. 4. Notes: 3. 8.3ms Single Half Sine-wave or Equivalent Square Wave, Duty Cycle=4 Pulses Per Minutes Notes: 3. Maximum. Notes: 4. VF=3.5V for Devices of VBR ≤ 200V and VF=5.0V Max. for Devices VBR>200V. Devices for Bipolar Applications Notes: 1. For Bidirectional Use C or CA Suffix for Types 1.5KE6.8 through Types 1.5KE440. Notes: 2. Electrical Characteristics Apply in Both Directions.
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RATINGS AND CHARACTERISTIC CURVES (1.5KE SERIES)
FIG.1- PEAK PULSE POWER RATING CURVE
PEAK PULSE POWER (Ppp) or CURRENT (IPPM) DERATING IN PERCENTAGE, %
100 100
FIG.2- PULSE DERATING CURVE
PPPM, PEAK PULSE POWER, KW
NON-REPETITIVE PULSE WAVEFORM SHOWN in FIG.3 TA=250C 10
75
50
1.0
25
0.1 0.1ms
1ms
10ms
100ms
1.0ms
10ms
0
0
25
50
75
100
125
o
150
175
200
tp, PULSE WIDTH, sec.
TA, AMBIENT TEMPERATURE, C
FIG.3- PULSE WAVEFORM
tr=10msec. PEAK VALUE lPPM
PULSE WIDTH (td) is DEFINED as the POINT WHERE the PEAK CURRENT DECAYS to 50% of lPPM
PM(AV), STEADY STATE POWER DISSIPATION, WATTS
FIG.4- STEADY STATE POWER DERATING CURVE
5.0
150
PEAK PULSE CURRENT - %
60Hz RESISTIVE OR INDUCTIVE LOAD
100
L=0.375"(9.5mm) LEAD LENGTHS
50
HALF VALUE- lPPM 2 10/1000 sec. WAVEFORM as DEF.