RATINGS AND CHARACTERISTIC CURVES
FIG.1 -- PEAK PULSE POWER RATING CURVE
PEAK PULSE POWER
PP
) OR CURRENT
(P
DERATING IN PERCENTAGE, %
SMAJ5.0
- -
-SMAJ188CA
FIG.2 -- PULSE DERATING CURVE
P
PPM
, PEAK PULSE POWER, KW
100
NON-REPETITIVE
PULSE WAVEFORM
SHOWN if FIG.3
T
A
=25
100
10
75
1.0
50
25
(I
PPM
)
0.1
0.1μs
1.0μs
10μs
100μs
1ms
10ms
0
0
25
50
75
100
125
150
175
200
td, PULSE WIDTH, SEC.
T
A
, AMBIENT TEMPERATURE.
FIG.3 -- PULSE WAVEFORM
150
FIG.4 -- TYPICAL JUNCTION CAPACITANCE
H HHHHHHH
UNIDIRECTIONAL
10,000
T
J
=25
f=1.0MHZ
Vsig=50mVp-p
MEASURED at
STAND-OFF
VOLTAGE, V
WM
Uni-Directional
I
PPM
, PEAK PULSE CURRENT, %
tr=10 sec
PEAK VALUE
I
PPM
100
PULES WIDTH (td)
is DEFINDE as the
POINT WHERE the
PEAK CURRENT
DECAYS to 50% of
I
PPM
C
J
, JUNCTION CAPACITANCE, pF
1,000
50
HALF VALUE - I
PP
2
10/1000µ
s
WAVEFORM as
DEFINED by
R.E.A.
100
Bi-Directional
td
0
0
1.0
2.0
3.0
4.0
10
1.0
10
100
200
t, TIME, ms
V
(BR)
, BREAKDOWN VOLTAGE, V
IFSM, PEAK FORWARD SURGE CURRENT,
FIG.5 -- TYPICAL TRANSIENT THERMAL IMPEDANCE
FIG.6 -- MAXIMUM NON-REPETITIVE FORWARD
HHHH H
CURRENT UNIDIRECTIONAL ONLY
SURGE
50
T
J
=T
J
m
ax.
8.3m SING HALFSINE-M
s
LE
AVE
(JEDECM
ETHO
D)
TRANSLENT THERMAL IMPEDANCE
1000
40
AMPERES
100
30
/W )
10
(
10
1
0.001
0.01
0.1
1
10
100
1000
0
1
10
100
TL, LEAD TEMPERATURE,
NUMBER OF CYCLES AT 60 Hz
www.galaxycn.com
Document Number 0285005
BL
GALAXY ELECTRICAL
4.
BILIN [ GALAXY SEMI-CONDUCTOR HOLDINGS LIMITED ]
