SMDJ5.0 thru SMDJ
44
0 CA
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
REVERSE VOLTAGE
6.8
to
520
Volts
PEAK PULSE POWER
3000
WATTS
SMC/DO-214AB
.108(2.75)
.128(3.25)
.220(5.59)
.245(6.22)
.260(6.60)
.280(7.11)
.006(.152)
.012(.305)
.079(2.00)
.103(2.62)
.002(.051)
.008(.203)
.305(7.75)
.320(8.13)
.030(0.76)
.050(1.27)
Dimensions in inches and (millimeters)
FEATURES
Glass passivated chip
3000 W peak pulse power capability
3
with a 10/1000 us waveform, repetitive
rate (duty cycle):0.01 %
Low leakage
Uni and Bidirectional unit
Excellent clamping capability
Very fast response time
MECHANICAL DATA
Case Molded plastic
Epoxy UL 94V-0 rate flame retardant
Lead: Solderable per MIL-STD-750,
Method 2026
Polarity Color band denotes positive end (cathode)
except bidirectional
Mounting position: Any
RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings 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%
o
Parameter
Peak power dissipation with a 10/1000μs waveform
Peak pulse current wih a 10/1000μs waveform
Power dissipation on infinite heatsink at T
L
= 75 °C
Peak forward surge current, 8.3 ms single half sine-
wave unidirectional only
(1)
Maximum instantaneous forward voltage at 100 A
for unidirectional only
(2)
Operating junction and storage temperature range
Note:
Symbol
P
PP
I
PP
P
D
I
FSM
V
F
T
J
, T
STG
Value
Minimum 3000
See Next Table
6.0
300
3.5/5.0
–55 to +150
UNIT
Watts
Amps.
Watts
Amps.
Volts
°C
(1) Measured on 8.3 ms single half sine-wave or equivalent square wave, duty cycle = 4 pulses per minute maximum.
(2) VF= 3.5V on SMDJ5.0 thru SMDJ90A devices and VF= 5.0V onSMDJ100 thru SMDJ440A devices.
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1
SMDJ5.0 thru SMDJ
44
0 CA
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
Device
Marking
Code
Uni
Bi
Breakdown voltage VBR @
IT
Maximum
Reverse
Leakage
IR(uA)
@VRWM
5
Maximum
Working
Maximum
Reverse
PeakRevers
Clamping
Surge
e Voltage
Voltage
Current
VRWM
Vc (Volts)
Ipp(A)
@Ipp
@10x1000us
(Volts)
sinewave
440
4.21
713
TECHNOLOGIES
SMDJ SERIES
Uni-polar
SMDJ440A
Bi-polar
Min (V)
492
Max (V) IT (mA)
543
1
SMDJ440CA PJM DJM
Note:
1. Suffix 'A ' denotes 5% tolerance device. Without 'A' denotes 10% tolerance device.
2. Add suffix 'C 'or ' CA ' after part number to specify Bi-directional devices.
3. For Bi-Directional devices having VR of 10 volts and under, the IR limit is double .
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4
SMDJ5.0 thru SMDJ
44
0 CA
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
Peak Pulse Derating in % of Peak Power or
Current, %
AVERAGE FORWARD CURRENT, (A)
AMBIEN
100
0
25
75
300
100
100
0
Peak Forward Surge Current, (A)
1
100
250
300
120
TJ = TJ max.
8.3 ms Single Half Sine-Wave
175
50
200
25
150
0
0
25
50
75
100
125
150
175
200
Ambient Temperature ,Ta (℃)
100
1
10
Number of Cycles at 60 Hz
100
Fig. 1 - Pulse Derating Curve
6.0
Steady State Power Dissipation, (W)
100
Fig. 2 - Maximum Non-Repetitive
Surge Current
1
10000
Peak Power (kW)
10
0
5.0
70
6
6
0
100
1.7
175
4.0
3.0
2.0
1.0
0.0
0
1
0.1
25
50
75
100
125
150
175
200
Lead Temperature , TL (℃)
0.1μs
0.1
1μs
1
10μs
100μs
10
100
Pulse Width, td
1ms
1000
10ms
10000
Fig. 3 - Steady State Power Derating Curve
Fig. 4 - Peak Pulse Power Rating Curve
Tr=10μs
Peak Pulse Current , (% )
100
50
Peak Value
0
0
, (Ipp)
0.2 100
0.5
76
Half Value = Ipp
2
1
50
1.5
33
10/1000
μsec.
Waveform
2
23
as defined by R.E.A.
3
13
4
td
10
TJ = 25 °C
Pulse Width (td) is defined as
the point where the peak current
decays to 50 % of IPPM
0
0
1
2
Time , (ms)
3
4
Fig. 5 - Pulse Waveform
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