20KPA SERIES
DATA SHEET
TRANSIENT VOLTAGE SUPPRESSORS – 20KPA SERIES
FEATURE
Plastic package.
Glass passivated junction.
20000W Peak Pulse Power capability on 10/1000μs waveform.
Excellent clamping capability.
Repetition rate (duty cycle):0.05%.
Low incremental surge resistance.
Fast response time: typically less than 1.0ps from 0 Volts to BV.
High temperature soldering guaranteed: 265°C/10 seconds/.375",
(9.5mm) lead length, 5lbs., (2.3kg) tension.
P600
MECHANICAL DATE
Case: Molded plastic over glass passivated junction.
Terminals: Plated Axial leads, solderable per MIL-STD-750, Method 2026.
Polarity: Color band denotes positive end (cathode) except Bipolar.
Mounting Position: Any.
Weight: 0.07 ounce, 2.5grams.
DEVICES FOR BIPOLAR APPLICATION
For bidirectional use C or CA suffix for types 20KPA20 thru types 20KPA300 (e.g. 20KPA20C, 20KPA300CA),
electrical characteristics apply in both directions.
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25
ambient temperature unless otherwise specified
RATING
Peak Pulse Power Dissipation on 10/1000 s waveform
(Note1, Fig.1).
Peak Pulse Current of on 10/1000 s waveform.(Note1,Fig.3)
Steady State Power Dissipation at T
L
=75
(9.5mm) (Fig.5).
,Lead lengths.375”,
SYMBOL
P
PPM
I
PPM
P
M(AV)
I
FSM
T
J
, T
STG
VALUE
Minimum 20000
See Table
8
400
-55 to +175
UNITS
Watts
Amps
Watts
Amps
Peak Forward Surge Current,8.3ms Single Half Sine-Wave
Superimposed on Rated Load, (JEDEC Method) (Note 2,Fig.6).
Operating junction and Storage Temperature Range.
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:20-Dec-11
www.brightking.com
20KPA SERIES
RATINGS AND CHARACTERISTIC CURVES
Figure 1 - Peak Pulse Power Rating Curve
(TA=25
unless otherwise noted)
Figure 2 - Pulse Derating Curve
1000
100
Peak Pulse Power (P
PP
) or Current (I
PP
)
Derating in Percentage %
0.00001
0.0001
0.001
P
PPM
- Peak Pulse Power (KW)
100
80
60
10
40
1
20
0.1
0.000001
0
0
25
50
75
100
125
150
175
200
T
A
-Ambient temperature (ºC)
t
d
- Pulse Width (Sec.)
Figure 3 - Pulse Waveform
150
I
PPM
- Peak Pulse Current, % I
RSM
tr=10μsec
Peak Value
IPPM
Figure 4 - Typical Junction Capacitance
Cj, Junction Capacitance (pf)
TJ=25°C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of IPPM
Bi-directional V= OV
10000
Uni-directional V= OV
100
Uni-directional @ VR
Half Value
IPPM
IPPM
2
( )
10/1000μsec. Waveform
as defined by R.E.A
100
Bi-directional @ VR
50
Tj=25C
f=1.0MHz
Vsig=50mVp-p
0
td
1
1.0
2.0
t-Time (ms)
3.0
4.0
0
50
100
150
200
250
300
350
V
BR
- Reverse Breakdwon Voltage (V)
0
Figure 5 - Steady State Power Dissipation Derating Curve
9
Steady State Power Dissipation (W)
Figure 6 - Maximum Non-Repetitive Forward
Surge Current Uni-Directional Only
450
I
FSM
, Peak Forward Surge Current (A)
8
7
6
5
4
3
2
1
0
0
25
50
75
100 125 150 175 200
T
L
- Lead Temperature (ºC)
L = 0.375” (9.5mm)
Lead Lengths
400
350
300
250
200
150
100
50
0
1
10
Number of Cycles at 60 Hz
100
Revision:20-Dec-11
www.brightking.com
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