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PC13S21C32  PC13S21C34  PC13S11B12  PC13S11B16  PC13S21B22  PC13S11B20  PC13S21B16  PC13S11C42  PC13S21C35  PC13S21B23  
P4KE480-LF 400W TRANSIENT VOLTAGE SUPPRESSOR
Prototype PCB
Part No.:   P4KE480-LF
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Description:   400W TRANSIENT VOLTAGE SUPPRESSOR
File Size :   120 K    
Page : 4 Pages
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Maker   SIRECT [ Sirectifier Global Corp. ]http://www.sirectsemi.com
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  P4KE480-LF Datasheet PDF page 1 P4KE480-LF Datasheet PDF page 2 P4KE480-LF Datasheet PDF page 3  
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RATINGS AND CHARACTERISTIC CURVES P4KE6.8(C)-LF THRU P4KE540(C)A-LF
PEAK PULSE POWER (P
PP
) or CURRENT (I
PP
)
DERATING IN PERCENTAGE,%
FIG. 2 - PULSE DERATING CURVE
100
FIG. 1 - PEAK PULSE POWER RATING CURVE
100
P
PPM,
PEAK PULSE POWER,KW
NON-REPETITIVE
PULSE WAVEFORM
SHOWN in FIG. 3
T
A
=25℃
75
10
50
1.0
25
0.1
0.1
US
1.0
US
10
US
100
US
1.0
MS
10
MS
0
0
25
50
75
100
125
150
175
200
Ta, AMBIENT TEMPERATURE,℃
td, PULSE WIDTH, sec
FIG. 3 - PULSE WAVEFORM
I
PPM
, PEAK PULSE CURRENT, %
150
tr =10uSec.
PEAK VALUE
I
PPM
PULSE WIDTH (td) is DEFINED
as the POINT WHERE the PEAK
CURRENT DECAYS to 50% of I
PP
FIG. 4 - TYPICAL JUNCTION CAPACITANCE
UNIDRECTIONAL
10,000
T
J
=25℃
f=1.0 MH
Z
Vsig=50mVp-p
100
HALF VALUE Ipp
50
C
J
, JUNCTION CAPACITANCE ,
P
F
2
10/1000uSec. WAVEFORM
as DEFINED by R.E.A.
1,000
MEASURED at
ZERO BIAS
0
0
td
1.0
2.0
t, TIME,ms
3.0
4.0
100
MEASURED at
STAND-OFF
VOLTAGE, V
WM
P
M(AV)
, STEADY STATE POWER
DISSIPATION, (W)
FIG. 5 – STEADY STATE POWER DERATING CURVE
1.00
0.75
0.50
0.25
0
0
25
50 75 100
125 150
T
L,
LEAD TEMPERATURE (℃)
175 200
1.6×1.6×.040”
(40×40×1mm)
Copper Heat Sinks
L=0.375” (9.5mm)
Lead Lengths
60Hz Resistive or
Inductive Load
10
1.0
10
100 200
V(
BR
), BREAKDOWN VOLTAGE, VOLTS
FIG. 7 - MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT UNIDIRECTIONAL ONLY
I
FSM
PEAK FORWARD SURGE
50
CURRENT AMPERES
40
30
20
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
T
J
=T
j
max.
FIG. 6 - TYPICAL REVERSE LEAKAGE CHARACTERISTICS
100
MEASURED AT DEVICES
STAND-OFF
VOLTAGE,V
WM
10
1
T
A
=25℃
10
0
1
10
NUMBER OF CYCLES AT 60H
Z
100
0.1
0.01
0
100
200
300
400
500
V
(BR),
BREAKDOWN VOLTAGE, VOLTS
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