TVS
4SMF
SERIES
GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR
VOLTAGE-5.0 TO 190 VOLTS
400 WATTS PEAK POWER 1.0 WATT STEADY STATE
FEATURES
*
*
*
*
*
*
Plastic package
400W surge on 10/1000 uS waveform
Glass passivated chip junction in SOD-123F Package
Excellent clamping capability
Low Zener lmpedance
High temperature soldering guaranteed: 260
o
C/10second
SOD-123F
.114 (2.9)
.106 (2.7)
.077 (1.95)
.069 (1.75)
.035 (0.90)
.028 (0.70)
.008 (0.20)
.053 (1.35)
.039 (1.00)
.030 (0.75)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase, half wave, 60 H
Z
, resistive or inductive load.
For capacitive load, derate current by 20%.
o
.022 (0.55)
.150 (3.8)
.142 (3.6)
Dimensions i n i nches a nd ( millimeters)
For Bidirectional use C Suffix (ex. 4SMF5.0CA) Electrical characteristics apply in both directions.
.
MAXIMUM RATINGES
( At T
A
= 25
o
C unless otherwise noted )
RATINGS
SYMBOL
VALUE
UNITS
Peak Power Dissipation On 10/1000 uS Waveform
P
PK
Minimum 400
Watts
Steady State Power Dissipation at T
L
= 75
o
C
P
D
1.0
Watts
Peak Forward Surge Current 8.3ms Single Half
Sine-Wave Superimposed on Rated Load
I
FSM
20
Amps
Typical Current Squared Time
I
2
t
1.66
A
2
S
Operating and Storage Temperature Range
T
J
, T
STG
-65 to +175
o
C
2020-04
REV:A
Part Number
Reverse
Stand-off
Voltage
V
RWM
Breakdown Voltage
V
BR
@ I
T
Min
V
Max
V
Test Current
I
T
mA
Reverse Leakage
I
R
@ V
RWM
UNI
BI
μA
μA
Max. Clamp
Voltage
Vc @ I
PP
V
Peak Pulse
Current
I
PP
Min
A
UNI
00 W Transient Voltage Suppressors
V
NOTE
1. V
F
= 3.5V AT I
F
= 12A ON 1/2 SQUARE OR EQUIVALENT SINE WAVE. PW = 8.3mS, DUTY CYCLE =4 PULSES PER MINUTE
MAXIMUM
2. MOUNTED ON 5.0mm
2
COPPER PADS TO EACH TERMINAL
4
SMF110A
4
SMF120A
4
SMF130A
4
SMF140A
4
SMF150A
4SMF160A
4
SMF170A
4
SMF180A
4
SMF190A
110.0
120.0
130.0
140.0
150.0
160.0
170.0
180.0
190.0
122.0
133.0
144.0
155.0
167.0
178.0
189.0
201.0
211.0
135.0
147.0
159.0
171.0
185.0
197.0
209.0
222.0
232.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
177.0
193.0
209.0
224.0
243.0
259.0
275.0
292.0
324.0
1.13
1.04
0.96
0.89
0.82
0.77
0.73
0.69
0.62
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